China National Standards

China by GB Standards List


  •  China "by" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 43502.1-2023 Natural gas - Determination of particulate matter - Part 1: Determination of particle size distribution by optical methods {译}
    天然气 颗粒物的测定 第1部分:用光学法测定粒径分布
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    GB/T 43397-2023 baby life jacket {译}
    婴儿救生衣
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    GB/T 19510.207-2023 Light source control devices Part 2-7: Special requirements for electronic control devices powered by safety service power supplies (ESSS) for emergency lighting (self-contained) {译}
    光源控制装置 第2-7部分:应急照明(自容式)用安全服务电源(ESSS)供电电子控制装置的特殊要求
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    GB/T 17359-2023 Microbeam analysis Quantitative analysis of elements with atomic number not less than 11 by energy spectrometry {译}
    微束分析 原子序数不小于11的元素能谱法定量分析
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    GB/Z 41305.7-2023 Environmental conditions Vibration and shock of electronic equipment Part 7: Transport by rotorcraft {译}
    环境条件 电子设备振动和冲击 第7部分:利用旋翼飞机运输
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    GB/T 43448-2023 Determination of 17-tripentadecene in honey by gas chromatography mass spectrometry {译}
    蜂蜜中17-三十五烯含量的测定 气相色谱质谱法
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    GB/T 43275-2023 Screening and determination of antimony, arsenic, barium, cadmium, chromium, lead, mercury and selenium in toy plastics by energy dispersive X-ray fluorescence spectrometry {译}
    玩具塑料中锑、砷、钡、镉、铬、铅、汞、硒元素的筛选测定 能量色散X射线荧光光谱法
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    GB/T 43310-2023 Determination of chemical elements of glass fibers and raw materials by inductively coupled plasma optical emission spectrometry (ICP-OES) {译}
    玻璃纤维及原料化学元素的测定 电感耦合等离子体发射光谱法(ICP-OES)
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    GB/T 43313-2023 Testing of surface quality and microtube density of polished silicon carbide wafers by confocal differential interference method {译}
    碳化硅抛光片表面质量和微管密度的测试 共焦点微分干涉法
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    GB/T 43398-2023 Safety requirements for injuries to passengers caused by baggage movement in passenger cars {译}
    乘用车行李移动对乘员伤害的安全要求
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    GB/T 43326.2-2023 Snow blowers - Safety requirements and test methods - Part 2: Step-by-step snow blowers {译}
    抛雪机 安全要求和试验方法 第2部分:步进式抛雪机
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    GB/T 15548-2023 General technical conditions for three-phase synchronous generators driven by reciprocating internal combustion engines {译}
    往复式内燃机驱动的三相同步发电机通用技术条件
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    GB 31660.2-2019 National Food Safety Standard Determination of octylphenol, nonylphenol, bisphenol A, diethylstilbestrol, estrone, 17α-ethinyl estradiol, 17β-estradiol and estriol residues in aquatic products by gas chromatography - mass spectrometry {译}
    食品安全国家标准 水产品中辛基酚、壬基酚、双酚A、已烯雌酚、雌酮、17α-乙炔雌二醇、17β-雌二醇、雌三醇残留量的测定 气相色谱-质谱法
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    GB/T 6881-2023 Acoustics - Determination of sound power level and sound energy level of noise sources by sound pressure method - Reverberation chamber precision method {译}
    声学 声压法测定噪声源声功率级和声能量级 混响室精密法
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    GB/T 43211-2023 Test Method for Particle Size Determination of Softwood Pellets by Mechanical Sieving {译}
    软木粒机械筛分测定粒度的试验方法
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    GB/T 43197-2023 Determination of banned components Acid Red 73 and Solvent Red 1 in cosmetics by liquid chromatography-tandem mass spectrometry {译}
    化妆品中禁用组分酸性红73和溶剂红1的测定 液相色谱-串联质谱法
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    GB/T 43096-2023 Metal powders. Determination of external specific surface area by powder layer permeability test under steady flow conditions. {译}
    金属粉末 稳态流动条件下粉末层透过性试验测定外比表面积
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    GB/T 23961-2023 Determination of low-carbon fatty amine content by gas chromatography {译}
    低碳脂肪胺含量的测定 气相色谱法
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    GB/Z 42840-2023 Nanotechnology Testing the potency of silver nanoparticles using muramic acid released by Staphylococcus aureus {译}
    纳米技术 利用金黄色葡萄球菌释放的胞壁酸检测银纳米颗粒的效力
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    GB/T 29057-2023 Procedure for evaluating polycrystalline silicon rods by zone melting and spectroscopic analysis {译}
    用区熔拉晶法和光谱分析法评价多晶硅棒的规程
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    GB/T 24582-2023 Determination of metal impurity content on polycrystalline silicon surface by acid leaching-inductively coupled plasma mass spectrometry {译}
    多晶硅表面金属杂质含量测定 酸浸取-电感耦合等离子体质谱法
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    GB/T 10671-2023 Test method for specific optical density of smoke produced by solid materials {译}
    固体材料产烟的比光密度试验方法
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    GB/T 42806-2023 Baby products - general technical requirements for tableware and feeding utensils {译}
    婴童用品 餐具与喂食器具通用技术要求
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    GB/T 42804-2023 Baby products - general technical requirements for load-bearing pacifiers {译}
    婴童用品 承载式安抚器具通用技术要求
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    GB/T 42803-2023 Baby and child products General technical requirements for accessories for mother and child room {译}
    婴童用品 母婴室配套用品通用技术要求
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    GB/T 42801-2023 Baby products - General technical requirements for daily sports protective equipment {译}
    婴童用品 日常运动防护器具通用技术要求
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    GB/T 42802-2023 Baby and child products - general technical requirements for bathing utensils {译}
    婴童用品 洗浴器具通用技术要求
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    GB/T 42805-2023 Baby and child products - General technical requirements for household protective equipment {译}
    婴童用品 居家防护用品通用技术要求
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    GB/T 42431-2023 General specification for variable displacement hydraulic pumps driven by AC induction motors for aircraft {译}
    飞机交流感应电动机驱动的变量液压泵通用规范
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    GB/T 17476-2023 Determination of Multiple Elements in Lubricating Oils and Base Oils by Inductively Coupled Plasma Emission Spectrometry {译}
    润滑油和基础油中多种元素的测定 电感耦合等离子体发射光谱法
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    GB/T 31887.4-2023 Bicycles - Lighting and retro-reflective devices - Part 4: Lighting systems powered by bicycle generators {译}
    自行车 照明和回复反射装置 第4部分:自行车发电机供电的照明系统
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    GB/T 42613-2023 Plain bearings - Tests for bearing materials - Resistance to corrosion by lubricants under static conditions {译}
    滑动轴承 轴承材料试验 静态条件下抗润滑剂腐蚀能力
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    GB/T 42699.1-2023 Textiles - Qualitative and quantitative analysis of the proteome of certain animal hair fibers - Part 1: Analysis of reduced protein peptides by liquid chromatography-mass spectrometry (LC-ESI-MS) {译}
    纺织品 某些动物毛纤维蛋白质组定性和定量分析 第1部分: 还原蛋白质多肽分析液相色谱质谱(LC-ESI-MS)法
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    GB/T 11060.13-2023 Natural gas - Determination of sulfur compounds - Part 13: Determination of hydrogen sulfide content by ultraviolet absorption method {译}
    天然气 含硫化合物的测定 第13部分:用紫外吸收法测定硫化氢含量
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    GB/T 11060.12-2023 Natural gas - Determination of sulfur compounds - Part 12: Determination of hydrogen sulfide content by laser absorption spectroscopy {译}
    天然气 含硫化合物的测定 第12部分:用激光吸收光谱法测定硫化氢含量
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    GB/T 11060.1-2023 Natural gas - Determination of sulfur compounds - Part 1: Determination of hydrogen sulfide content by iodometric method {译}
    天然气 含硫化合物的测定 第1部分:用碘量法测定硫化氢含量
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    GB/T 11060.2-2023 Natural gas - Determination of sulfur compounds - Part 2: Determination of hydrogen sulfide content by the methylene blue method {译}
    天然气 含硫化合物的测定 第2部分:用亚甲蓝法测定硫化氢含量
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    GB/T 5750.10-2023 Standard Examination Methods for Drinking Water Part 10: Disinfection by-product Index {译}
    生活饮用水标准检验方法 第10部分:消毒副产物指标
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    GB/T 5275.6-2023 Gas analysis - Preparation of calibration gas mixtures by dynamic method - Part 6: Critical flow orifice {译}
    气体分析 动态法制备校准用混合气体 第6部分:临界流锐孔
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    GB/T 42400-2023 Hardness test method of metal parts repaired by laser cladding {译}
    激光熔覆修复金属零部件硬度试验方法
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    GB/T 42425-2023 Determination of functional components caprylylsalicylic acid, phenylethylresorcinol and ferulic acid in cosmetics by high performance liquid chromatography {译}
    化妆品中功效组分辛酰水杨酸、苯乙基间苯二酚、阿魏酸的测定 高效液相色谱法
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    GB/T 42424-2023 Determination of 11 permitted hair dyes including 5-amino-6-chloro-o-cresol in hair dye products by liquid chromatography-mass spectrometry {译}
    染发产品中5-氨基-6-氯-邻甲酚等11种准用染发剂的测定 液相色谱质谱法
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    GB/T 27894.3-2023 Natural gas - Determination of composition and calculation of associated uncertainties by gas chromatography - Part 3: Precision and bias {译}
    天然气 用气相色谱法测定组成和计算相关不确定度 第3部分:精密度和偏差
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    GB/T 41524-2022 Determination of short-chain chlorinated paraffins in toy materials by gas chromatography-mass spectrometry {译}
    玩具材料中短链氯化石蜡含量的测定 气相色谱-质谱联用法
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    GB/T 41477-2022 Test method for mechanical properties of metal parts repaired by laser cladding {译}
    激光熔覆修复金属零部件力学性能试验方法
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    GB/Z 41259-2022 Determination of quaternary ammonium salt in preservative wood and wood preservatives by automatic potentiometric titration {译}
    自动电位滴定仪测定防腐木材和木材防腐剂中季铵盐的方法
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    GB/T 17239-2022 Fresh and frozen rabbit meat and by-products {译}
    鲜、冻兔肉及副产品
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    GB/T 41501-2022 Determination of interlaminar shear strength and modulus of fiber reinforced plastic composites by double beam method {译}
    纤维增强塑料复合材料 双梁法测定层间剪切强度和模量
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    GB/T 41489-2022 Plastics polyamide determination by gas chromatography ε- Caprolactam and ω- Dodecalactam {译}
    塑料 聚酰胺 气相色谱法测定ε-己内酰胺和ω-十二内酰胺
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    GB/T 11106-2022 Metallic powder—Determination of green strength by compression of cylinder compacts
    金属粉末 用圆柱形压坯的压缩测定压坯强度的方法
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    GB/T 17248.1-2022 Acoustics—Noise emitted by machinery and equipment—Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
    声学 机器和设备发射的噪声 测定工作位置和其他指定位置发射声压级的基础标准使用导则
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    GB/T 33643-2022 Non-destructive testing—Test methods for leak detection by means of acoustic emission
    无损检测  声发射泄漏检测方法
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    GB/T 6739-2022 Paints and varnishes - Determination of film hardness by the pencil method {译}
    色漆和清漆 铅笔法测定漆膜硬度
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    GB/T 42113-2022 Determination of cyanogenic glucosides in agricultural products by liquid chromatography-tandem mass spectrometry {译}
    农产品中生氰糖苷的测定 液相色谱-串联质谱法
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    GB/T 42114-2022 Determination of flavonols in cassava leaves by high performance liquid chromatography {译}
    木薯叶片中黄酮醇的测定 高效液相色谱法
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    GB/T 25915.15-2022 Clean rooms and related controlled environments - Part 15: Suitability assessment of equipment and materials by concentration of gaseous chemicals {译}
    洁净室及相关受控环境 第15部分: 按气态化学物浓度评定设备及材料的适用性
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    GB/T 25915.14-2022 Clean rooms and related controlled environments - Part 14: Assessment of equipment suitability by particle concentration {译}
    洁净室及相关受控环境 第14部分:按粒子浓度评估设备适用性
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    GB/T 2820.8-2022 Alternating generator sets driven by reciprocating internal combustion engines - Part 8: Requirements and tests for low power generator sets {译}
    往复式内燃机驱动的交流发电机组 第8部分:对小功率发电机组的要求和试验
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    GB/T 2820.1-2022 Alternating generator sets driven by reciprocating internal combustion engines - Part 1: Purpose, rating and performance {译}
    往复式内燃机驱动的交流发电机组 第1部分:用途、定额和性能
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    GB/T 5275.2-2022 Gas analysis - Preparation of calibration gas mixtures by dynamic method - Part 2: Piston pumps {译}
    气体分析 动态法制备校准用混合气体 第2部分:活塞泵
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    GB/T 42162-2022 Raw rubber - Determination of residual monomers and other volatile low molecular weight compounds by capillary gas chromatography - Thermal desorption (dynamic headspace) method {译}
    生橡胶 毛细管气相色谱测定残留单体和其他挥发性低分子量化合物 热脱附(动态顶空)法
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    GB/T 42258-2022 Determination of Fatigue Properties of Flexible Porous Polymer Materials by Constant Deformation Method {译}
    柔性多孔聚合物材料 恒定形变法测定疲劳性能
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    GB/T 39693.8-2022 Vulcanized rubber or thermoplastic rubber - Determination of hardness - Part 8: Determination of apparent hardness of rubber rollers by Zhao's hardness (P&J) method {译}
    硫化橡胶或热塑性橡胶 硬度的测定 第8部分:赵氏硬度(P&J)法测定胶辊的表观硬度
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    GB/T 39693.7-2022 Vulcanized rubber or thermoplastic rubber - Determination of hardness - Part 7: Determination of the apparent hardness of rubber rollers by the Shore hardness method {译}
    硫化橡胶或热塑性橡胶 硬度的测定 第7部分:邵氏硬度法测定胶辊的表观硬度
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    GB/T 41945-2022 Rubber and vulcanizate - Determination of metal content by inductively coupled plasma optical emission spectrometry (ICP-OES) {译}
    生胶和硫化胶 用电感耦合等离子体发射光谱仪(ICP-OES)测定金属含量
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    GB/T 41928-2022 Plastics epoxy resins - Determination of degree of crosslinking of crosslinked epoxy resins by differential scanning calorimetry (DSC) {译}
    塑料 环氧树脂 差示扫描量热法(DSC)测定交联环氧树脂交联度
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    GB/T 2406.3-2022 Plastics - Determination of combustion behavior by the oxygen index method - Part 3: High temperature test {译}
    塑料 用氧指数法测定燃烧行为 第3部分:高温试验
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    GB/T 41937-2022 Rubber or plastics coated fabrics-Physical-mechanical property tests-Determination of flex resistance by deflectionometer method {译}
    橡胶或塑料涂覆织物 物理机械性能试验 挠度仪法测定耐曲挠性
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    GB/T 41917-2022 Nanotechnology Electron Spin Resonance (ESR) Detection of Reactive Oxygen Species (ROS) Produced by Metal Oxide Nanomaterials {译}
    纳米技术 电子自旋共振(ESR)法检测金属氧化物纳米材料产生的活性氧(ROS)
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    GB/T 41683-2022 Determination of the banned substance colchicine and its derivative colcemid in cosmetics by liquid chromatography-tandem mass spectrometry {译}
    化妆品中禁用物质秋水仙碱及其衍生物秋水仙胺的测定 液相色谱-串联质谱法
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    GB/T 41710-2022 Determination of banned substances lincomycin and clindamycin in cosmetics by liquid chromatography-tandem mass spectrometry {译}
    化妆品中禁用物质林可霉素和克林霉素的测定 液相色谱-串联质谱法
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    GB/T 41716-2022 Determination of main active ingredients in lacquer tree by high performance liquid chromatography {译}
    漆树中主要有效成分含量的测定 高效液相色谱法
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    GB/T 41894.3-2022 Ships and Offshore Technology Determination of Shaft Power in Ship Propulsion Systems by Measuring Shaft Deformation Part 3: Elastic Vibration Method {译}
    船舶与海上技术 通过测量轴变形量确定船舶推进系统轴功率 第3部分:弹性振动法
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    GB/T 41894.2-2022 Ships and marine technology - Determination of shaft power in ship propulsion systems by measuring shaft deflection - Part 2: Optical reflection method {译}
    船舶与海上技术 通过测量轴变形量确定船舶推进系统轴功率 第2部分:光学反射法
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    GB/T 41762.2-2022 Fiber reinforced plastic composites - Determination of through-thickness properties of laminates - Part 2: Determination of elastic modulus, strength and Weibull size effect of carbon fiber unidirectional laminates by bending tests {译}
    纤维增强塑料复合材料 层合板厚度方向性能的测定 第2部分:弯曲试验测定碳纤维单向层合板的弹性模量、强度和威布尔尺寸效应
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    GB/T 26719-2022 General Rules for Statistics of Water Use by Water-Using Units {译}
    用水单位用水统计通则
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    GB/T 30007-2022 Ships and marine technology Guidelines for the evaluation of speed and power performance by analysis of speed trial data {译}
    船舶和海上技术 通过分析测速试航数据以确定速度和功率性能的评估导则
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    GB/T 41745-2022 Evaluation of Sealant Aging Cracks by Picture Method {译}
    密封胶老化裂纹的评价 图片法
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    GB/T 41692-2022 Chemicals Rare goby larvae growth test {译}
    化学品 稀有鮈鲫幼体生长试验
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    GB 20826-2021 Code of safety for the use of high pressure water jetting equipment by divers
    潜水员高压水射流作业安全规程
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    GB 40163-2021 Safety technical specification for packing dangerous goods in containers transported by sea
    海运危险货物集装箱装箱安全技术要求
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    GB/T 28004.1-2021 Disposable diapers—Part 1:Disposable diapers for baby
    纸尿裤 第1部分:婴儿纸尿裤
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    GB/T 40227-2021 Baby carrier with hipseat
    婴幼儿腰凳
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    GB/T 40611-2021 Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/ sandy sediment interface—Method by measuring the oxygen demand in closed respirometer
    塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定密闭呼吸计内耗氧量的方法
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    GB/T 40468-2021 Sheep and goat by-products
    羊副产品
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    GB/T 40401-2021 Determination of density by volumetric displacement—Skeleton density by gas pycnometry
    骨架密度的测量 气体体积置换法
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    GB/T 40367-2021 Plastics—Determination of the aerobic biodegradation of non-floating materials exposed to marine sediment—Method by analysis of evolved carbon dioxide
    塑料 暴露于海洋沉积物中非漂浮材料最终需氧生物分解能力的测定 通过分析释放的二氧化碳的方法
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    GB/T 40346-2021 Equipment for crop protection—Method for measurement of potential spray drift from horizontal boom sprayers by the use of a test bench
    植物保护机械 水平喷杆喷雾机潜在喷雾漂移试验台测量方法
    China National Standards
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    GB/T 25915.8-2021 Cleanrooms and associated controlled environments—Part 8: Classification of air cleanliness by chemical concentration (ACC)
    洁净室及相关受控环境 第8部分:按化学物浓度划分空气洁净度(ACC)等级
    China National Standards
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    GB/T 25915.2-2021 Cleanrooms and associated controlled environments—Part 2: Monitoring to provide evidence of cleanroom performance related to air cleanliness by particle concentration
    洁净室及相关受控环境 第2部分:洁净室空气粒子浓度的监测
    China National Standards
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    GB/T 25915.1-2021 Cleanrooms and associated controlled environments—Part 1: Classification of air cleanliness by particle concentration
    洁净室及相关受控环境 第1部分:按粒子浓度划分空气洁净度等级
    China National Standards
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    GB/T 25915.10-2021 Cleanrooms and associated controlled environments—Part 10: Classification of surface cleanliness by chemical concentration
    洁净室及相关受控环境 第10部分:按化学物浓度划分表面洁净度等级
    China National Standards
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    GB/T 20485.43-2021 Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers by means of shock excitation
    振动与冲击传感器校准方法 第43部分: 基于模型参数辨识的加速度计校准
    China National Standards
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    GB/T 20485.32-2021 Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers by means of shock excitation
    振动与冲击传感器校准方法 第32部分:谐振测试 用冲击激励测试加速度计的频率和相位响应
    China National Standards
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    GB/T 15728-2021 Glass resistance to attack by a boiling hydrochloric acid gravimetric method of test and classification
    玻璃耐沸腾盐酸侵蚀性的重量试验方法和分级
    China National Standards
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    GB/T 6580-2021 Glass—Resistance to attack by a boiling aqueous solution of mixed alkali—Method of test and classification
    玻璃 耐沸腾混合碱水溶液侵蚀性 试验方法和分级
    China National Standards
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    GB/T 40612-2021 Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/sediment interface—Method by analysis of evolved carbon dioxide
    塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定释放二氧化碳的方法
    China National Standards
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    GB 20826-2021 Code of safety for the use of high pressure water jetting equipment by divers
    潜水员高压水射流作业安全规程
    China National Standards
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    GB/T 40324-2021 Non-destructive testing—Testing method for large diameter round bars by focused ultrasound
    无损检测 大直径圆棒聚焦超声检测方法
    China National Standards
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    GB/T 40307-2021 Non-destructive testing—Test method for texture by neutron diffraction
    无损检测 材料织构的中子检测方法
    China National Standards
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    GB/T 40196-2021 Method for analysing CCA and ACQ in preservative-treated wood and wood preservatives by X-ray fluorescence spectroscopy
    X射线荧光能谱仪测定防腐木材和木材防腐剂中CCA和ACQ的方法
    China National Standards
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    GB/T 40235-2021 Technical requirements of energy supervision data acquisition terminal for power generation fueled by coal with low calorific value
    低热值煤发电能源监管采集终端技术要求
    China National Standards
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    GB/T 40126-2021 Liquid silicone rubber - Application for baby nipple
    液体硅橡胶 婴儿奶嘴用
    China National Standards
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    GB/T 40110-2021 Surface chemical analysis - Determination of surface elemental contamination on silicon wafers by total-reflection X-ray fluorescence (TXRF) spectroscopy
    表面化学分析 全反射X射线荧光光谱法(TXRF)测定硅片表面元素污染
    China National Standards
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    GB/T 39970-2021 Thresholds and grading of coast-by noise for motor vehicle tyres
    汽车轮胎惯性滑行通过噪声限值和等级
    China National Standards
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    GB/T 9966.9-2021 Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity by measuring the fundamental resonance frequency
    天然石材试验方法 第9部分:通过测量共振基本频率测定动力弹性模数
    China National Standards
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    GB/T 9966.13-2021 Test methods for natural stone—Part 13:Determination of water absorption coefficient by capillarity
    天然石材试验方法 第13部分:毛细吸水系数的测定
    China National Standards
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    GB/T 9966.11-2021 Test methods for natural stone—Part 11: Determination of resistance to ageing by cold and thermal shock
    天然石材试验方法 第11部分:激冷激热加速老化强度测定
    China National Standards
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    GB 40163-2021 Safety technical specification for packing dangerous goods in containers transported by sea
    海运危险货物集装箱装箱安全技术要求
    China National Standards
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    GB/T 9966.15-2021 Test methods for natural stone- Part 15:Determination of resistance ageing by salt mist
    天然石材试验方法 第15部分:耐盐雾老化强度测定
    China National Standards
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    GB/T 17650.2-2021 Test on gases evolved during combustion of materials from cables or optical fiber cables - Part 2: Determination of acidity (by pH measurement) and conductivity
    取自电缆或光缆的材料燃烧时释出气体的试验方法 第2部分:酸度(用pH测量)和电导率的测定
    China National Standards
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    GB/T 28004.1-2021 Disposable diapers—Part 1:Disposable diapers for baby
    纸尿裤 第1部分:婴儿纸尿裤
    China National Standards
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    GB/T 40227-2021 Baby carrier with hipseat
    婴幼儿腰凳
    China National Standards
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    GB/T 39748.10-2021 Urine-absorbing aids for incontinence -- Test methods for characterizing polymer-based absorbent materials -- Part 10: Determination of extractable polymer content by potentiometric titration
    失禁用尿吸收辅助器具 聚合物基质吸液材料特性的测定方法 第10部分:电位滴定法测定可萃取聚合物量
    China National Standards
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    GB/T 39812-2021 Plastics—Preparation of test specimens by machining
    塑料 试样的机加工制备
    China National Standards
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    GB/T 41163-2021 Specification for process design of enhancing coal seam permeability by water jet in coalmine
    煤矿井下煤层水射流冲击增透工艺设计规范
    China National Standards
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    GB/T 41105.2-2021 Non-destructive testing -- Measurement and evaluation of the X-ray tube voltage -- Part 2: Constancy check by the thick filter method
    无损检测? X射线管电压的测量和评价 第2部分:厚板滤波法稳定性核查
    China National Standards
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    GB/T 20724-2021 Microbeam analysis—Method of thickness measurement for thin crystals by convergent beam electron diffraction
    微束分析 薄晶体厚度的会聚束电子衍射测定方法
    China National Standards
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    GB/T 21437.3-2021 Road vehicles—Test method of electrical disturbances from conduction and coupling—Part 3: Electrical transient transmission by capacitive and inductive coupling via lines other than supply lines
    道路车辆 电气/电子部件对传导和耦合引起的电骚扰试验方法 第3部分:对耦合到非电源线电瞬态的抗扰性
    China National Standards
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    GB/T 41223-2021 Soil quality—Determination of potential nitrification and inhibition of nitrification—Rapid test by ammonium oxidation
    土壤质量 硝化潜势和硝化抑制作用的测定 氨氧化快速检测法
    China National Standards
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    GB/T 41050-2021 Nanotechnologies -- Test method of the degradation of benzene by nano photocatalyst
    纳米技术 光催化纳米材料降解苯性能测试方法
    China National Standards
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    GB/T 41171-2021 Urine-absorbing aids for incontinence -- Measurement of airborne respirable polyacrylate superabsorbent materials -- Determination of dust in collection cassettes by sodium atomic absorption spectrometry
    失禁用尿吸收辅助器具? 空气中可吸入聚丙烯酸高吸水性材料测量 钠原子吸收光谱法对采集盒粉尘的测定
    China National Standards
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    GB/T 40915-2021 Determination of SiO2,Al2O3,Fe2O3,K2O,Na2O,CaO,MgO content of soda-lime-silica glass by X-ray fluorescence spectrometric method
    X射线荧光光谱法测定钠钙硅玻璃中SiO2、Al2O3、Fe2O3、K2O、Na2O、CaO、MgO含量
    China National Standards
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    GB/T 19545.5-2021 Assistive products for walking,manipulated by one arm—Requirements and test methods—Part 5: Walking sticks and canes with seat
    单臂操作助行器具 要求和试验方法 第5部分:带座手杖
    China National Standards
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    GB/T 40887.1-2021 Wheelchair containment and occupant retention systems for accessible transport vehicles designed for use by both sitting and standing passengers—Part 1:Systems for rearward-facing wheelchair seated passengers
    无障碍客车的轮椅车及乘坐者限位系统 第1部分:后向式轮椅车乘坐者系统
    China National Standards
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    GB/T 4942-2021 Degrees of protection provided by the integral design of rotating electrical machines (IP code)—Classification
    旋转电机整体结构的防护等级(IP代码) 分级
    China National Standards
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    GB/T 19322.1-2021 Small craft -- Airborne sound emitted by powered recreational craft -- Part 1: Pass-by measurement procedures
    小艇 机动游艇空气噪声 第1部分:通过测量程序
    China National Standards
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    GB/T 40806-2021 Airborne noise emitted by machine tools—Operating conditions for metal-cutting machines
    机床发射空气传播噪声 金属切削机床的操作条件
    China National Standards
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    GB/T 30845.2-2021 Plugs, socket-outlets and ship couplers for high-voltage shore connection systems (HVSC-systems)—Part 2: Dimensional compatibility and interchangeability requirements for accessories to be used by various types of ships
    高压岸电连接系统(HVSC系统)用插头、插座和船用耦合器 第2部分:不同类型的船舶用附件的尺寸兼容性和互换性要求
    China National Standards
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    GB/T 40730-2021 Non-destructive testing -- Measuring thickness by electromagnetic ultrasonic pulse-echo
    无损检测 电磁超声脉冲回波式测厚方法
    China National Standards
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    GB/T 39560.8-2021 Determination of certain substances in electrical and electronic products—Part 8:Phthalates in polymers by gas chromatography-mass spectrometry (GC-MS),gas chromatography-mass spectrometry using a pyrolyzer/thermaldesorption accessory (Py/TD-GC-MS)
    电子电气产品中某些物质的测定 第8部分:气相色谱-质谱法(GC-MS)与配有热裂解/热脱附的气相色谱-质谱法 (Py/TD-GC-MS)测定聚合物中的邻苯二甲酸酯
    China National Standards
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    GB/T 39560.702-2021 Determination of certain substances in electrical and electronic products—Part 7-2:Hexavalent chrome—Determination of hexavalent chrome[Cr(VI)]in polymers and electronics by the colormetric method
    电子电气产品中某些物质的测定 第7-2部分:六价铬 比色法测定聚合物和电子件中的六价铬[Cr(VI)]
    China National Standards
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    GB/T 39560.5-2021 Determination of certain substances in electrical and electronic products—Part 5: Cadmium,lead and chromium in polymers and electronics and cadmium and lead in metals by AAS,AFS,ICP-OES and ICP-MS
    电子电气产品中某些物质的测定 第5部分: AAS、AFS、ICP-OES和ICP-MS法测定聚合物和电子件中镉、铅、铬以及金属中镉、铅的含量
    China National Standards
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    GB/T 39560.4-2021 Determination of certain substances in electrical and electronic products—Part 4: Mercury in polymers, metals and electronics by CV-AAS, CV-AFS , ICP-OES and ICP-MS
    电子电气产品中某些物质的测定 第4部分:CV-AAS、CV-AFS、ICP-OES和ICP-MS测定聚合物、金属和电子件中的汞
    China National Standards
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    GB/T 40903-2021 Textiles—Identification of some animal fibres by DNA analysis method—Cashmere,wool,yak and their blends
    纺织品 DNA分析法鉴别某些特种动物纤维 山羊绒、绵羊毛、牦牛绒及其混合物
    China National Standards
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    GB/T 3836.9-2021 Explosive atmospheres—Part 9:Equipment protection by encapsulation “m”
    爆炸性环境 第9部分:由浇封型“m”保护的设备
    China National Standards
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    GB/T 3836.4-2021 Explosive atmospheres—Part 4:Equipment protection by intrinsic safety“i”
    爆炸性环境 第4部分:由本质安全型“i”保护的设备
    China National Standards
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    GB/T 3836.3-2021 Explosive atmospheres—Part 3:Equipment protection by increased safety“e”
    爆炸性环境 第3部分:由增安型“e”保护的设备
    China National Standards
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    GB/T 3836.2-2021 Explosive atmospheres—Part 2:Equipment protection by flameproof enclosures “d”
    爆炸性环境 第2部分:由隔爆外壳“d”保护的设备
    China National Standards
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    GB/T 40566-2021 Granular polysilicon produced by fluidized bed method—Determination of hydrogen—Pulse heating inert gas fusion infrared absorption method
    流化床法颗粒硅 氢含量的测定 脉冲加热惰性气体熔融红外吸收法
    China National Standards
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    GB/T 40625-2021 Indoor measurement methods for noise emitted by accelerating motor vehicles
    汽车加速行驶车外噪声室内测量方法
    China National Standards
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    GB/T 40578-2021 Measurement methods for noise emitted by light-duty vehicles in multiple driving mode conditions
    轻型汽车多工况行驶车外噪声测量方法
    China National Standards
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    GB/T 25915.12-2021 Cleanrooms and associated controlled environments—Part 12: Specifications for monitoring of air cleanliness by nanoscale particle concentration
    洁净室及相关受控环境 第12部分:监测空气中纳米粒子浓度的技术要求
    China National Standards
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    GB/T 3836.31-2021 Explosive atmospheres—Part 31:Equipment dust ignition protection by enclosure “t”
    爆炸性环境 第31部分: 由防粉尘点燃外壳“t”保护的设备
    China National Standards
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    GB/T 3836.8-2021 Explosive atmospheres—Part 8: Equipment protection by type of protection “n”
    爆炸性环境 第8部分:由“n”型保护的设备
    China National Standards
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    GB/T 3836.5-2021 Explosive atmospheres—Part 5:Equipment protection by pressurized enclosure p
    爆炸性环境 第5部分:由正压外壳“p”保护的设备
    China National Standards
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    GB/T 39520-2020 Test method for determination the residual stress of spring by X-ray diffraction
    弹簧残余应力的X射线衍射测试方法
    China National Standards
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    GB/T 39186-2020 Calculation methods of water saved by projects for iron and steel industry
    钢铁行业项目节水量计算方法
    China National Standards
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    GB/T 11094-2020 Gallium arsenide single crystal and cutting wafer grown by horizontal bridgman method
    水平法砷化镓单晶及切割片
    China National Standards
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    GB/T 27894.1-2020 Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 1: General guidelines and calculation of composition
    天然气 用气相色谱法测定组成和计算相关不确定度 第1部分:总导则和组成计算
    China National Standards
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    GB/T 27894.2-2020 Natural gas—Determination of composition and associated uncertainty by gas chromatography—Part 2: Uncertainty calculations
    天然气 用气相色谱法测定组成和计算相关不确定度 第2部分:不确定度计算
    China National Standards
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    GB/T 11060.8-2020 Natural gas—Determination of sulfur compounds—Part 8:Determination of total sulfur content by ultraviolet fluorescence method
    天然气 含硫化合物的测定 第8部分:用紫外荧光光度法测定总硫含量
    China National Standards
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    GB/T 38984.1-2020 Generic specification of information on products by properties—Part 1: Principles and methods
    基于属性的产品信息通用规范 第1部分:原则和方法
    China National Standards
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    GB/T 39029-2020 Technical specification of efficacy evaluation for removing of heavy metal by biological products
    生物产品去除重金属功效评价技术规范
    China National Standards
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    GB/T 39042-2020 Measurement of the magnetic properties of electrical steels by means of a single sheet tester—H-coil method
    电工钢单片磁性能测试 H线圈法
    China National Standards
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    GB/T 38783-2020 Method of coating thickness determination for precious metal composites by scanning electron microscope
    贵金属复合材料覆层厚度的扫描电镜测定方法
    China National Standards
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    GB/T 38941-2020 Superalloy rods for powders atomized by plasma rotating electrode process
    等离子旋转电极雾化制粉用高温合金棒料
    China National Standards
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    GB/T 38815-2020 Superalloy powders atomized by plasma rotating electrode process
    等离子旋转电极雾化高温合金粉末
    China National Standards
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    GB/T 38812.2-2020 Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
    直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法
    China National Standards
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    GB/T 38812.1-2020 Direct reduced iron—Determination of iron(Ⅱ) content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
    直接还原铁 亚铁含量的测定 三氯化铁分解重铬酸钾滴定法
    China National Standards
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    GB/T 18569.2-2020 Safety of machinery—Reduction of risks to health resulting from hazardous substances emitted by machinery—Part 2: Methodology leading to verification procedures
    机械安全 减小由机械排放的有害物质对健康的风险 第2部分:生成验证流程的方法
    China National Standards
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    GB/T 18569.1-2020 Safety of machinery—Reduction of risks to health resulting from hazardous substances emitted by machinery—Part 1: Principles and specifications for machinery manufacturers
    机械安全 减小由机械排放的有害物质对健康的风险 第1部分:用于机械制造商的原则和规范
    China National Standards
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    GB/T 38737-2020 Plastics—Determination of the ultimate anaerobic biodegradation of plastic materials in controlled slurry digestion systems—Method by measurement of biogas production
    塑料 受控污泥消化系统中材料最终厌氧生物分解率测定 采用测量释放生物气体的方法
    China National Standards
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    GB/T 38793-2020 Technical specification of efficacy evaluation for degradation of heterocyclic pesticides by biological products
    生物产品降解杂环类农药功效评价技术规范
    China National Standards
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    GB/T 38719-2020 Metallic materials—Tube—Determination of biaxial stress-strain curve of tube by hydro-bulging test
    金属材料 管 测定双轴应力-应变曲线的液压胀形试验方法
    China National Standards
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    GB/T 38684-2020 Metallic materials—Sheet and strip—Biaxial stress-strain curve by means of bulge test—Optical measuring systems
    金属材料 薄板和薄带 双轴应力-应变曲线胀形试验 光学测量方法
    China National Standards
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    GB/T 38535-2020 Test method on fiber reinforced resin matrix composites by industrial computed tomography (CT)
    纤维增强树脂基复合材料工业计算机层析成像(CT)检测方法
    China National Standards
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    GB/T 39648-2020 Textiles—Tests for colour fastness—Determination of colour fastness grades by digital imaging techniques
    纺织品 色牢度试验 数字图像技术评级
    China National Standards
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    GB/T 39641-2020 Methods for gaging fastening screw threads by thread indicating gages
    螺纹指示量规检测紧固螺纹方法
    China National Standards
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    GB/T 39635-2020 Metallic materials—Measurement of indentation tensile properties and residual stresses by an instrumented indentation test
    金属材料 仪器化压入法测定压痕拉伸性能和残余应力
    China National Standards
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    GB/T 39560.701-2020 Determination of certain substances in electrical and electronic products—Part 7-1:Hexavalent chromium—Presence of hexavalent chromium [Cr(VI)] in colourless and coloured corrosion-protected coatings on metals by the colorimetric method
    电子电气产品中某些物质的测定 第7-1部分:六价铬 比色法测定金属上无色和有色防腐镀层中的六价铬[Cr(VI)]
    China National Standards
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    GB/T 39560.6-2020 Determination of certain substances in electrical and electronic products—Part 6: Polybrominated biphenyls and polybrominated diphenyl ethers in polymers by gas chromatography-mass spectrometry(GC-MS)
    电子电气产品中某些物质的测定 第6部分:气相色谱-质谱仪(GC-MS)测定聚合物中的多溴联苯和多溴二苯醚
    China National Standards
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    GB/T 39560.301-2020 Determination of certain substances in electrical and electronic products—Part 3-1: Screening lead, mercury, cadmium, total chromium and total bromine by X-ray fluorescence spectrometry
    电子电气产品中某些物质的测定 第3-1部分:X射线荧光光谱法筛选铅、汞、镉、总铬和总溴
    China National Standards
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    English PDF
    GB/T 18779.6-2020 Geometrical product specifications (GPS)—Inspection by measurement of workpieces and measuring equipment—Part 6: Generalized decision rules for the acceptance and rejection of instruments and workpieces
    产品几何技术规范(GPS) 工件与测量设备的测量检验 第6部分:仪器和工件接受/拒收的通用判定规则
    China National Standards
    by

    English PDF
    GB/T 18779.5-2020 Geometrical product specifications (GPS)—Inspection by measurement of workpieces and measuring equipment—Part 5: Uncertainty in verification testing of indicating measuring instruments
    产品几何技术规范(GPS) 工件与测量设备的测量检验 第5部分:指示式测量仪器的检验不确定度
    China National Standards
    by

    English PDF
    GB/T 18779.4-2020 Geometrical product specifications (GPS)—Inspection by measurement of workpieces and measuring equipment—Part 4: Background on functional limits and specification limits in decision rules
    产品几何技术规范(GPS) 工件与测量设备的测量检验 第4部分:判定规则中功能限与规范限的基础
    China National Standards
    by

    English PDF
    GB/T 39693.6-2020 Rubber, vulcanized or thermoplastic—Determination of hardness—Part 6: Apparent hardness of rubber-covered rollers by IRHD method
    硫化橡胶或热塑性橡胶 硬度的测定 第6部分:IRHD法测定胶辊的表观硬度
    China National Standards
    by

    English PDF
    GB/T 39428-2020 Steel castings by sand casting—Visual examination method of surface quality
    砂型铸钢件 表面质量目视检测方法
    China National Standards
    by

    English PDF
    GB/T 39273-2020 Rolling bearings and spherical plain bearings—Search structure for electronic media—Characteristics and performance criteria identified by property vocabulary
    滚动轴承和关节轴承 电子媒体查询结构 用特性词汇标识的特征和性能指标
    China National Standards
    by

    English PDF
    GB/T 39141.2-2020 Mineral and sapphire watch-glasses—Part 2:Assembly to the case by adhesive or using a gasket
    无机和蓝宝石手表玻璃 第2部分:用胶粘或密封圈装到表壳上的配合
    China National Standards
    by

    English PDF
    GB/T 18997.2-2020 Plastic/aluminum/ plastic composite pressure pipes—Part 2: Composite pipes butt-welded by aluminum pipe
    铝塑复合压力管 第2部分:铝管对接焊式铝塑管
    China National Standards
    by

    English PDF
    GB/T 18997.1-2020 Plastic/aluminum/plastic composite pressure pipes—Part 1: Composite pipes overlap-welded by aluminum pipe
    铝塑复合压力管 第1部分:铝管搭接焊式铝塑管
    China National Standards
    by

    English PDF
    GB/T 18252-2020 Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
    塑料管道系统 用外推法确定热塑性塑料材料以管材形式的长期静液压强度
    China National Standards
    by

    English PDF
    GB/T 35465.6-2020 Test method for fatigue properties of polymer matrix composite materials—Part 6:Fatige properties of adhesives in shear by tension
    聚合物基复合材料疲劳性能测试方法 第6部分:胶粘剂拉伸剪切疲劳
    China National Standards
    by

    English PDF
    GB/T 3780.27-2020 Carbon black—Part 27:Determination of aggregate size distribution by disc centrifuge photosedimentometry
    炭黑 第27部分:用圆盘式离心光学沉积测量法测定聚集体尺寸分布
    China National Standards
    by

    English PDF
    GB/T 28043-2019 Statistical methods for use in proficiency testing by interlaboratory comparison
    利用实验室间比对进行能力验证的统计方法
    China National Standards
    by

    English PDF
    GB/T 38396-2019 Pitch products of coal carbonization—Determination of mesophase content—Microscopical analysis by reflected light
    焦化沥青类产品 中间相含量的测定 光反射显微分析方法
    China National Standards
    by

    English PDF
    GB/T 16310.5-2019 Specification on evaluation method of hazards of liquid chemical transported in bulk by shipping-Part 5: Hazard evaluation procedure and determination of pollution category
    船舶散装运输液体化学品危害性评价规范 第5部分:危害性评价程序与污染分类方法
    China National Standards
    by

    English PDF
    GB/T 3836.17-2019 Explosive atmospheres—Part 17: Equipment protection by pressurized room “p”and artifically ventilated room “v”
    爆炸性环境 第17部分:由正压房间“p”和人工通风房间“v”保护的设备
    China National Standards
    by

    English PDF
    GB/T 28043-2019 Statistical methods for use in proficiency testing by interlaboratory comparison
    利用实验室间比对进行能力验证的统计方法
    China National Standards
    by

    English PDF
    GB 7300.201-2019 Feed additives—Part 2:Vitamins,provitamins and chemically well-defined substances having similar effect—L-Ascorbyl-2-phosphate
    饲料添加剂 第2部分:维生素及类维生素 L-抗坏血酸-2-磷酸酯盐
    China National Standards
    by

    English PDF
    GB/T 38007-2019 Test method for identification of natural colored silk of silkworm(Bombyx mori)
    桑蚕天然彩色丝鉴别试验方法
    China National Standards
    by

    English PDF
    GB/T 38006-2019 Textiles—Method for determination of dimensional changes of fabrics by steam ironing
    纺织品 织物经蒸汽熨烫后尺寸变化试验方法
    China National Standards
    by

    English PDF
    GB/T 37983-2019 Testing methods of X-ray diffraction for determining the orientation of crystal materials by rotation
    晶体材料X射线衍射仪旋转定向测试方法
    China National Standards
    by

    English PDF
    GB/T 37897-2019 Fibre-reinforced plastic composites—Determination of the in-plane shear modulus by the plate twist method
    纤维增强塑料复合材料 平板扭曲法测定面内剪切模量
    China National Standards
    by

    English PDF
    GB/T 37870-2019 Individual identification by high-throughput sequencing method
    个体鉴定的高通量测序方法
    China National Standards
    by

    English PDF
    GB/T 37857-2019 Thermoforming disposable urine cup made by polylactic acid
    聚乳酸热成型一次性验尿杯
    China National Standards
    by

    English PDF
    GB/T 37847-2019 General rules for isotope composition analysis by mass spectrometry
    同位素组成质谱分析方法通则
    China National Standards
    by

    English PDF
    GB/T 37843-2019 Carpet—Determination of resistance to staining by acid food colours
    地毯 耐酸性食物颜色沾色性能的测定
    China National Standards
    by

    English PDF
    GB/T 37836-2019 Air filter plate made by polylactic acid/polybutylene succinate composite
    聚乳酸/聚丁二酸丁二酯复合材料空气过滤板
    China National Standards
    by

    English PDF

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