Cart:
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 40437-2021 |
Electrical safety—Guidelines for risk early-warning 电气安全 风险预警指南 |
China National Standards — |
 English PDF |
| GB/T 40534-2021 |
Ships and marine technology—Loose gear of lifting appliances on ships—Hooks 船舶与海洋技术 船用起重设备可拆卸零部件 吊钩 |
China National Standards — |
English PDF |
| GB/T 40533-2021 |
Ships and marine technology—Loose gear of lifting appliances on ships—Pulleys 船舶与海洋技术 船用起重设备可拆卸零部件 滑轮装置 |
China National Standards — |
English PDF |
| GB/T 40531.1-2021 |
Ships and marine technology—Specifications for gas detectors intended for use on board ships—Part 1:Portable gas detectors for atmosphere testing of enclosed spaces 船舶与海上技术 船用气体探测器规范 第1部分：围蔽处所的便携式气体探测器 |
China National Standards — |
English PDF |
| GB/T 40530-2021 |
Ships and marine technology—Safety valve for cargo tanks of LNG carriers—Design and testing requirements 船舶和海上技术 液化天然气运输船液货舱安全阀 设计与试验要求 |
China National Standards — |
English PDF |
| GB/T 40529-2021 |
Ships and marine technology—Cargo winches 船舶与海洋技术 起货绞车 |
China National Standards — |
English PDF |
| GB/T 40528.1-2021 |
Requirements for structural dimensions of multi-hull yacht—Part 1:Composite material 多体游艇结构尺寸规定 第1部分：复合材料 |
China National Standards — |
English PDF |
| GB/T 40523.3-2021 |
Ships and marine technology—Measurement of changes in hull and propeller performance—Part 3: Alternative methods 船舶与海上技术 船体和螺旋桨性能变化测量 第3部分：替代方法 |
China National Standards — |
English PDF |
| GB/T 40523.2-2021 |
Ships and marine technology—Measurement of changes in hull and propeller performance—Part 2: Default method 船舶与海上技术 船体和螺旋桨性能变化测量 第2部分：默认方法 |
China National Standards — |
English PDF |
| GB/T 40385-2021 |
Non-destructive testing of steel tubes—Digital radiographic testing of the weld seam of welded steel tubes for the detection of imperfections 钢管无损检测 焊接钢管焊缝缺欠的数字射线检测 |
China National Standards — |
English PDF |
| GB/T 40384-2021 |
Plastics—Determination of the transient extensional viscosity of polymer melts 塑料 聚合物熔体瞬态拉伸黏度的测定 |
China National Standards — |
English PDF |
| GB/T 40380.2-2021 |
Metallic powders—Determination of apparent density and flow rate at elevated temperatures—Part 2: Determination of flow rate at elevated temperatures 金属粉末 高温时松装密度和流速的测定 第2部分：高温时流速的测定 |
China National Standards — |
English PDF |
| GB/T 40430-2021 |
Road vehicles—Diagnostic communication over controller area network（DoCAN）—Dictionary 道路车辆 基于控制器局域网的诊断通信 符号集 |
China National Standards — |
English PDF |
| GB/T 40426.3-2021 |
Plastics—Decorative solid surfacing materials—Part 3:Determination of properties—Non-sheet solid surfacing material 塑料制品 装饰性实体面材 第3部分：性能的测定 非板型实体面材 |
China National Standards — |
English PDF |
| GB/T 40426.2-2021 |
Plastics—Decorative solid surfacing materials—Part 2: Determination of properties—Sheet solid surfacing material 塑料制品 装饰性实体面材 第2部分：性能的测定 板型实体面材 |
China National Standards — |
English PDF |
| GB/T 40426.1-2021 |
Plastics—Decorative solid surfacing materials—Part 1: Classification and specifications 塑料制品 装饰性实体面材 第1部分：分类和规范 |
China National Standards — |
English PDF |
| GB/T 40425.1-2021 |
Electric vehicle top contact charging system—Part 1: General requirements 电动客车顶部接触式充电系统 第1部分：通用要求 |
China National Standards — |
English PDF |
| GB/T 40418-2021 |
Electronic specialty gas—Fluoromethane 电子特气 氟甲烷 |
China National Standards — |
English PDF |
| GB/T 40417-2021 |
Electronic specialty gas—1,3-Hexafluorobutadiene 电子特气 六氟丁二烯 |
China National Standards — |
English PDF |
| GB/T 40412-2021 |
Military and civilian common resource—Data carrier identification requirements 军民通用资源 数据载体标识要求 |
China National Standards — |
English PDF |
| GB/T 40410-2021 |
Metallic materials—Multiaxial fatigue testing—Axial-torsional strain-controlled method 金属材料 多轴疲劳试验 轴向-扭转应变控制方法 |
China National Standards — |
English PDF |
| GB/T 40409-2021 |
Flame retardant chemical—Tetrabromophthalate diol 阻燃化学品 四溴苯酐二醇 |
China National Standards — |
English PDF |
| GB/T 40404-2021 |
Slag material—Measurement of melting temperature—High temperature metallographic method 渣类材料 熔化温度的测定 高温金相法 |
China National Standards — |
English PDF |
| GB/T 40403-2021 |
Corrosion of metals and alloys—Methodology for determining the resistance of metals to stress corrosion cracking using the four-point bend method 金属和合金的腐蚀 用四点弯曲法测定金属抗应力腐蚀开裂的方法 |
China National Standards — |
English PDF |
| 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 |
China National Standards — |
English PDF |
| GB/T 40400-2021 |
Window decoration for building—Test methods of protection from strangulation 建筑窗饰产品 防勒试验方法 |
China National Standards — |
English PDF |
| GB/T 40398.2-2021 |
Test method for C-C composites—Part 2: Flexural properties 炭-炭复合炭素材料试验方法 第2部分：弯曲性能试验 |
China National Standards — |
English PDF |
| GB/T 40398.1-2021 |
Test method for C-C composites—Part 1: Friction and wear property 炭-炭复合炭素材料试验方法 第1部分：摩擦磨损性能试验 |
China National Standards — |
English PDF |
| GB/T 40396-2021 |
Test method for glass transition temperature of polymer matrix composites—Dynamic mechanical analysis（DMA） 聚合物基复合材料玻璃化转变温度试验方法 动态力学分析法（DMA） |
China National Standards — |
English PDF |
| GB/T 40395-2021 |
Determination of ammonium in methanol for industrial use—Ion chromatography 工业用甲醇中铵离子的测定 离子色谱法 |
China National Standards — |
English PDF |
| GB/T 40394-2021 |
Determination of trace trimethylamine in methanol for industrial use—Gas chromatography-mass spectrometry 工业用甲醇中痕量三甲胺含量的测定 气相色谱质谱联用法 |
China National Standards — |
English PDF |
| GB/T 40393-2021 |
Corrosion of metals and alloys—Accelerated corrosion test for intergranular corrosion susceptibility of austenitic stainless steels 金属和合金的腐蚀 奥氏体不锈钢晶间腐蚀敏感性加速腐蚀试验方法 |
China National Standards — |
English PDF |
| GB/T 40389-2021 |
Sintered metal materials, excluding hardmetals—Measurement of surface roughness 烧结金属材料（不包括硬质合金） 表面粗糙度的测定 |
China National Standards — |
English PDF |
| GB/T 40371-2021 |
Gas welding equipment—Materials for equipment used in gas welding, cutting and allied processes 气焊设备 焊接、切割及相关工艺设备用材料 |
China National Standards — |
English PDF |
| GB/T 40368-2021 |
Determination of kunitz trypsin inhibitor of plant metabolites—Enzyme-linked immunosorbent assay 植物代谢产物胰蛋白酶抑制因子测定 酶联免疫吸附法 |
China National Standards — |
English PDF |
| 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 |
China National Standards — |
English PDF |
| GB/T 40362-2021 |
Powered toothbrushes—General requirements and test methods 电动牙刷 一般要求和检测方法 |
China National Standards — |
English PDF |
| GB/T 40361-2021 |
Beer, carbonated beverage cans filling production line—General technical specifications 啤酒、碳酸饮料易拉罐灌装生产线 通用技术规范 |
China National Standards — |
English PDF |
| GB/T 40360-2021 |
Still beverage metal cans filling and sealing machine—General technical specifications 不含气饮料金属罐灌装封罐机 通用技术条件 |
China National Standards — |
English PDF |
| GB/T 40359-2021 |
Timekeeping instruments—Photoluminescent deposits—Test methods and requirements 计时仪器 光致发光涂层 试验方法和要求 |
China National Standards — |
English PDF |
| GB/T 40358-2021 |
Toilet tissue paper and hand towel—Specification for the use of recycled fiber 卫生纸和擦手纸 回用纤维使用规范 |
China National Standards — |
English PDF |
| GB/T 40352.1-2021 |
Collection and processing of human tissue biomaterial—Part 1:Surgical removal tissue biomaterial 人类组织样本采集与处理 第1部分：手术切除组织 |
China National Standards — |
English PDF |
| GB/T 40348-2021 |
Determination of capsaicinoid in plant derived products—Liquid chromatography-tandem mass spectrometry 植物源产品中辣椒素类物质的测定 液相色谱-质谱/质谱法 |
China National Standards — |
English PDF |
| GB/T 40347-2021 |
Crop protection equipment—Reciprocating positive displacement pumps and centrifugal pumps—Test method 植物保护机械 往复式容积泵和离心泵 试验方法 |
China National Standards — |
English PDF |
| 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 — |
English PDF |
| GB/T 40345-2021 |
Crop protection equipment—Test method for the determination of drainable volume and its concentration 植物保护机械 确定可排放液体体积及浓度的试验方法 |
China National Standards — |
English PDF |
| GB/T 40344.2-2021 |
Vacuum technology—Standard methods for measuring vacuum-pump performance— Part 2：Positive displacement vacuum pumps 真空技术 真空泵性能测量标准方法 第2部分：容积真空泵 |
China National Standards — |
English PDF |
| GB/T 40344.1-2021 |
Vacuum technology—Standard methods for measuring vacuum-pump performance—Part 1：General description 真空技术 真空泵性能测量标准方法 第1部分：总体要求 |
China National Standards — |
English PDF |
| GB/T 40343-2021 |
Intelligent laboratory—Information management system—Functional requirements 智能实验室 信息管理系统 功能要求 |
China National Standards — |
English PDF |
| GB/T 40340-2021 |
Composites and metal assemblies—Galvanic corrosion tests of carbon fibre reinforced plastics (CFRPs) related bonded or fastened structures in artificial atmospheres—Salt spray tests 复合材料与金属组合件 碳纤维增强聚合物基复合材料胶接或紧固件连接结构人工环境下的电偶腐蚀试验 盐雾试验 |
China National Standards — |
English PDF |
| GB/T 40339-2021 |
Corrosion of metals and alloys—Guidelines for assessing the significances of stress corrosion cracks detected in service 金属和合金的腐蚀 服役中检出的应力腐蚀裂纹的重要性评估导则 |
China National Standards — |
English PDF |
| GB/T 40338-2021 |
Corrosion of metals and alloys—Exfoliation corrosion testing of aluminium alloys 金属和合金的腐蚀 铝合金剥落腐蚀试验 |
China National Standards — |
English PDF |
| GB/T 40329-2021 |
Electrical equipment and system of industrial machines—PLC programme in numerical control system 工业机械电气设备及系统 数控PLC编程语言 |
China National Standards — |
English PDF |
| GB/T 40328-2021 |
Electrical equipment and system of industrial machines—Programing language of processing procedures for NC system 工业机械电气设备及系统 数控加工程序编程语言 |
China National Standards — |
English PDF |
| GB/T 40326-2021 |
Energy efficiency grades for laboratory equipment—Drug stability test chambers 实验室设备能效等级 药品稳定性试验箱 |
China National Standards — |
English PDF |
| GB/T 40322-2021 |
Thermoplastic elastomer—Specifications of door sealmaterials for household and similar refrigerating appliances 热塑性弹性体 家用和类似用途制冷器具用门密封材料规范 |
China National Standards — |
English PDF |
| GB/T 40318-2021 |
Plastics—Environmental aspects—General guidelines for their inclusion in standards 塑料 环境因素 标准中环境因素的通则 |
China National Standards — |
English PDF |
| GB/T 40315-2021 |
Plastics—Small enclosures for conditioning and testing using aqueous solutions to maintain the humidity at a constant value 塑料 采用水溶液保持湿度恒定进行状态调节和试验的小密闭容器 |
China National Standards — |
English PDF |
| GB/T 40314-2021 |
Corrosion of metals and alloys—Crevice corrosion formers with disc springs for flat specimens or tubes made from stainless steel 金属和合金的腐蚀 适用于不锈钢平板或管状试样的碟形弹簧缝隙腐蚀构型 |
China National Standards — |
English PDF |
| GB/T 40312-2021 |
Ferrophosphorus—Determination of phosphorus, silicon, manganese and titanium content—Wavelength dispersive X-ray fluorescence spectrometry method (fused cast bead method) 磷铁 磷、硅、锰和钛含量的测定 波长色散X射线荧光光谱法（熔铸玻璃片法） |
China National Standards — |
English PDF |
| GB/T 40311-2021 |
Vanadium slag—Determination of multi-element contents—Wavelength dispersive X-ray fluorescence spectrometry(fused cast bead method) 钒渣 多元素的测定 波长色散X射线荧光光谱法（熔铸玻璃片法） |
China National Standards — |
English PDF |
| GB/T 40309-2021 |
Electrical self-balancing vehicle—Electromagnetic compatibility—Emission and immunity requirements 电动平衡车 电磁兼容 发射和抗扰度要求 |
China National Standards — |
English PDF |
| GB/T 40305-2021 |
Field device integration—EDD and OPC UA integration technology specification 现场设备集成 EDD与OPC UA集成技术规范 |
China National Standards — |
English PDF |
| GB/T 40304-2021 |
Determination of content of nonmetallic inclusions in steel—Billet full section method 钢中非金属夹杂物含量的测定 钢坯全截面法 |
China National Standards — |
English PDF |
| GB/T 40302-2021 |
Plastics—Determination of burning behaviour of thin flexible vertical specimens in contact with a small-flame ignition source 塑料 立式软薄试样与小火焰源接触的燃烧性能测定 |
China National Standards — |
English PDF |
| GB/T 40300-2021 |
Microbeam analysis—Analytical electron microscopy—Vocabulary 微束分析 分析电子显微学 术语 |
China National Standards — |
English PDF |
| GB/T 40299-2021 |
Corrosion of metals and alloys—Conventions applicable to electrochemical measurements in corrosion testing 金属和合金的腐蚀 腐蚀试验电化学测量方法适用惯例 |
China National Standards — |
English PDF |
| GB/T 40296-2021 |
Practical superconducting wires—Twist pitch measurement method of Nb-Ti and Nb3Sn composite superconductors 实用超导线 铌-钛（Nb-Ti）与铌三锡（Nb3Sn）复合超导体的扭距测量方法 |
China National Standards — |
English PDF |
| GB/T 40283.3-2021 |
Automation systems and integration—Interoperability of capability units for manufacturing application solutions—Part 3:Verification and validation of interoperability among capability units 自动化系统与集成 制造应用解决方案的能力单元互操作 第3部分：能力单元互操作性的验证和确认 |
China National Standards — |
English PDF |
| GB/T 40281-2021 |
Determination of content of nonmetallic inclusions in steel—Extremum analytical method 钢中非金属夹杂物含量的测定 极值分析法 |
China National Standards — |
English PDF |
| GB/T 40280-2021 |
Plastics—Resins in the liquid state or as emulsions or dispersions—Determination of apparent viscosity using a single cylinder type rotational viscometer method 塑料 液态或乳液态或分散体系的树脂 用单筒旋转黏度计测定表观黏度 |
China National Standards — |
English PDF |
| GB/T 40279-2021 |
Test method for thickness of films on silicon wafer surface—Optical reflection method 硅片表面薄膜厚度的测试 光学反射法 |
China National Standards — |
English PDF |
| GB/T 39715.4-2021 |
Plastics—Biobased content—Part 4: Determination of biobased mass content 塑料 生物基含量 第4部分：生物基物质含量的测定 |
China National Standards — |
English PDF |
| GB/T 39715.3-2021 |
Plastics—Biobased content—Part 3:Determination of biobased synthetic polymer content 塑料 生物基含量 第3部分：生物基合成聚合物含量的测定 |
China National Standards — |
English PDF |
| GB/T 39715.2-2021 |
Plastics—Biobased content—Part 2: Determination of biobased carbon content 塑料 生物基含量 第2部分：生物基碳含量的测定 |
China National Standards — |
English PDF |
| GB/T 39715.1-2021 |
Plastics—Biobased content—Part 1: General principles 塑料 生物基含量 第1部分：通用原则 |
China National Standards — |
English PDF |
| GB/T 39380.1-2021 |
Chlorinated poly (vinyl chloride) (PVC-C) piping system for fire sprinkler installations—Part 1：Pipes 喷水灭火用氯化聚氯乙烯（PVC-C）管道系统 第1部分：管材 |
China National Standards — |
English PDF |
| GB/T 38206.5-2021 |
Methods to assess the reliability of pneumatic components—Part 5: Non-return valves, shuttle valves, dual pressure valves (AND function), one-way adjustable flow control valves, quick-exhaust valves 气动元件可靠性评估方法 第5部分：止回阀、梭阀、双压阀（与阀）、单向节流阀及快排阀 |
China National Standards — |
English PDF |
| GB/T 38206.4-2021 |
Methods to assess the reliability of pneumatic components—Part 4: Pressure regulators 气动元件可靠性评估方法 第 4 部分：调压阀 |
China National Standards — |
English PDF |
| GB/T 38146.3-2021 |
China automotive test cycle—Part 3: Engine 中国汽车行驶工况 第3部分：发动机 |
China National Standards — |
English PDF |
| GB/T 38048.2-2021 |
Surface cleaning appliances—Part 2: Dry vacuum cleaners for household or similar use一Methods for measuring the performance 表面清洁器具 第2部分：家用和类似用途干式真空吸尘器 性能测试方法 |
China National Standards — |
English PDF |
| GB/T 37199.1-2021 |
Plastics—Polybutene(PB) moulding and extrusion materials—Part 1：Designation system and basis for specifications 塑料 聚丁烯（PB）模塑和挤出材料 第1部分：命名系统和分类基础 |
China National Standards — |
English PDF |
| GB/T 36271.2-2021 |
Power installations exceeding 1 kV a.c. and 1.5 kV d.c.—Part 2: d.c. 交流1kV及直流1.5kV以上电力设施 第2部分：直流 |
China National Standards — |
English PDF |
| GB/T 34830.2-2021 |
Collection specifications for credit information—Part 2: Contents 信用信息征集规范 第2部分：内容 |
China National Standards — |
English PDF |
| GB/T 34520.8-2021 |
Test methods of continuous silicon carbide fibers—Part 8：Oxygen content 连续碳化硅纤维测试方法 第8部分：氧含量 |
China National Standards — |
English PDF |
| GB/T 34015.4-2021 |
Recovery of traction battery used in electric vehicle—Echelon use—Part 4: Labels for echelon used battery products 车用动力电池回收利用 梯次利用 第4部分：梯次利用产品标识 |
China National Standards — |
English PDF |
| GB/T 34015.3-2021 |
Recovery of traction battery used in electric vehicle—Echelon use—Part 3：Echelon using requirement 车用动力电池回收利用 梯次利用 第3部分：梯次利用要求 |
China National Standards — |
English PDF |
| GB/T 33863.9-2021 |
OPC unified architecture—Part 9: Alarms and conditions OPC统一架构 第9部分：报警和条件 |
China National Standards — |
English PDF |
| GB/T 33863.13-2021 |
OPC unified architecture—Part 13: Aggregates OPC统一架构 第13部分：聚合 |
China National Standards — |
English PDF |
| GB/T 33863.11-2021 |
OPC unified architecture—Part 11: Historical access OPC统一架构 第11部分：历史访问 |
China National Standards — |
English PDF |
| GB/T 33863.10-2021 |
OPC unified architecture—Part 10: Programs OPC统一架构 第10部分：程序 |
China National Standards — |
English PDF |
| GB/T 33521.32-2021 |
Mechanical vibration—Ground-borne noise and vibration arising from rail systems—Part 32: Measurement of dynamic properties of the ground 机械振动 轨道系统产生的地面诱导结构噪声和地传振动 第32部分：大地的动态性能测量 |
China National Standards — |
English PDF |
| GB/T 33047.3-2021 |
Plastics—Thermogravimetry (TG) of polymers—Part 3: Determination of the activation energy using the Ozawa-Friedman plot and analysis of the reaction kinetics 塑料 聚合物热重法（TG） 第3部分：使用 Ozawa-Friedman 绘图测定活化能和分析反应动力学 |
China National Standards — |
English PDF |
| GB/T 33047.2-2021 |
Plastics—Thermogravimetry (TG) of polymers—Part 2: Determination of activation energy 塑料 聚合物热重法（TG） 第2部分：活化能的测定 |
China National Standards — |
English PDF |
| GB/T 31214.2-2021 |
Springs—Shot peening—Part 2：Cut wire shot technical specification and testing 弹簧 喷丸 第2部分：钢丝切丸技术要求与检测 |
China National Standards — |
English PDF |
| GB/T 29168.1-2021 |
Petroleum and natural gas industries—Induction bends, fittings and flanges for pipeline transportation systems—Part 1: Induction bends 石油天然气工业 管道输送系统用感应加热弯管、管件和法兰 第1部分：感应加热弯管 |
China National Standards — |
English PDF |
| GB/T 29166-2021 |
Petroleum and natural gas industries—Steel drill pipe 石油天然气工业 钢制钻杆 |
China National Standards — |
English PDF |
| GB/T 26519.3-2021 |
Persulfate for industrial use—Part 3:Ammonium persulfate for industrial use 工业过硫酸盐 第3部分：工业过硫酸铵 |
China National Standards — |
English PDF |
| GB/T 26519.1-2021 |
Persulfate for industrial use—Part 1:Sodium persulfate for industrial use 工业过硫酸盐 第1部分：工业过硫酸钠 |
China National Standards — |
English PDF |
| 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 — |
English PDF |
| 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 — |
English PDF |
| 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 — |
English PDF |
| 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 — |
English PDF |
| GB/T 25015-2021 |
Ships and marine technology—Ship-shifting winches 船舶和海洋技术 移船绞车 |
China National Standards — |
English PDF |
| GB/T 24524-2021 |
Metallic materials—Sheet and strip—Hole expanding test 金属材料 薄板和薄带 扩孔试验方法 |
China National Standards — |
English PDF |
| GB/T 24183-2021 |
Metallic materials—Sheet and Strip—Earing test 金属材料 薄板和薄带 制耳试验方法 |
China National Standards — |
English PDF |
| GB/T 20899.6-2021 |
Methods for chemical analysis of gold ores—Part 6: Determination of zinc content 金矿石化学分析方法 第6部分：锌量的测定 |
China National Standards — |
English PDF |
| GB/T 20899.5-2021 |
Methods for chemical analysis of gold ores—Part 5: Determination of lead content 金矿石化学分析方法 第5部分：铅量的测定 |
China National Standards — |
English PDF |
| GB/T 20899.4-2021 |
Methods for chemical analysis of gold ores—Part 4: Determination of copper content 金矿石化学分析方法 第4部分：铜量的测定 |
China National Standards — |
English PDF |
| GB/T 20728-2021 |
Measurement of fluid flow in closed conduits—Guidance to the selection, installation and use of Coriolis flowmeters 封闭管道中流体流量的测量 科里奥利流量计的选型、安装和使用指南 |
China National Standards — |
English PDF |
| 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 — |
English PDF |
| 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 — |
English PDF |
| GB/T 18451.2-2021 |
Wind turbines—Power performance measurements of electricity producing 风力发电机组 功率特性测试 |
China National Standards — |
English PDF |
| GB/T 17906-2021 |
Fire emergency rescue equipment—General technical specifications for hydraulically operated rescue tools 消防应急救援装备 液压破拆工具通用技术条件 |
China National Standards — |
English PDF |
| GB/T 17850.9-2021 |
Preparation of steel substrates before application of paints and related products—Specifications for non-metallic blast-cleaning abrasives—Part 9: Staurolite 涂覆涂料前钢材表面处理 喷射清理用非金属磨料的技术要求 第9部分：十字石 |
China National Standards — |
English PDF |
| GB/T 17564.6-2021 |
Standard data element types with associated classification scheme for electric components—Part 6: IEC Common Data Dictionary (IEC CDD) quanlity guidelines 电气元器件的标准数据元素类型和相关分类模式 第6部分：IEC公共数据字典（IEC CDD）质量指南 |
China National Standards — |
English PDF |
| GB/T 15972.31-2021 |
Specifications for optical fibre test methods—Part 31: Measurement methods and test procedures for mechanical characteristics—Tensile strength 光纤试验方法规范 第31部分：机械性能的测量方法和试验程序 抗张强度 |
China National Standards — |
English PDF |
| GB/T 15970.10-2021 |
Corrosion of metals and alloys—Stress corrosion testing—Part l0: Reverse U-bend method 金属和合金的腐蚀 应力腐蚀试验 第10部分：反向U型弯曲试验方法 |
China National Standards — |
English PDF |
| GB/T 15969.9-2021 |
Programmable controllers—Part 9: Single-drop digital communication interface for small sensors and actuators (SDCI) 可编程序控制器 第9部分：用于小型传感器和执行器的单点数字通信接口(SDCI) |
China National Standards — |
English PDF |
| GB/T 15901-2021 |
Chemical reagent—Copper（Ⅱ） chloride dihydrate 化学试剂 二水合氯化铜（氯化铜） |
China National Standards — |
English PDF |
| GB/T 15899-2021 |
Chemical reagent—Manganese sulfate monohydrate 化学试剂 一水合硫酸锰（硫酸锰） |
China National Standards — |
English PDF |
| GB/T 15895-2021 |
Chemical reagent—1,2-Dichloroethane 化学试剂 1,2-二氯乙烷 |
China National Standards — |
English PDF |
| GB/T 15596-2021 |
Plastics—Determination of changes in colour and variations in properties after exposure to glass-filtered solar radiation, natural weathering or laboratory radiation sources 塑料 在玻璃过滤后太阳辐射、自然气候或实验室辐射源暴露后颜色和性能变化的测定 |
China National Standards — |
English PDF |
| GB/T 15224.2-2021 |
Classification for quality of coal—Part 2: Sulfur content 煤炭质量分级 第2部分：硫分 |
China National Standards — |
English PDF |
| GB/T 14949.2-2021 |
Manganese ores—Determination of nickel content—Flame atomic absorption spectrometric method 锰矿石 镍含量的测定 火焰原子吸收光谱法 |
China National Standards — |
English PDF |
| GB/T 14949.11-2021 |
Manganese ores—Determination of carbon content—Gravimetric method and infrared absorption method 锰矿石 碳含量的测定 重量法和红外线吸收法 |
China National Standards — |
English PDF |
| GB/T 14637-2021 |
Determination of copper,iron and zinc in industrial circulating cooling water and scale—Atomic absorption spectrometric method 工业循环冷却水及水垢中铜、铁、锌的测定 原子吸收光谱法 |
China National Standards — |
English PDF |
| GB/T 14636-2021 |
Determination of calcium and magnesium in industrial circulating cooling water and scale—Atomic absorption spectrometric method 工业循环冷却水及水垢中钙、镁的测定 原子吸收光谱法 |
China National Standards — |
English PDF |
| GB/T 12810-2021 |
Laboratory glassware—Capacity methods testing and use of volumetric instruments 实验室玻璃仪器 玻璃量器的容量校准和使用方法 |
China National Standards — |
English PDF |
| GB/T 12604.9-2021 |
Non-destructive testing—Terminology—Infrared thermography 无损检测 术语 红外热成像 |
China National Standards — |
English PDF |
| GB/T 10781.9-2021 |
Quality requirements for baijiu—Part 9:Zhimaxiangxing baijiu 白酒质量要求 第9部分：芝麻香型白酒 |
China National Standards — |
English PDF |
| GB/T 10715-2021 |
Belt drives—V-ribbed belts, joined V-belts and V-belts including wide section belts and hexagonal belts—Electrical conductivity of antistatic belts: Characteristics and methods of test 带传动 多楔带、联组V带及包括宽V带、六角带在内的单根V带 抗静电带的导电性:要求和试验方法 |
China National Standards — |
English PDF |
| GB/T 10125-2021 |
Corrosion tests in artificial atmospheres—Salt spray tests 人造气氛腐蚀试验 盐雾试验 |
China National Standards — |
English PDF |
| GB/T 10054.1-2021 |
Builders' hoists for goods—Part 1: Hoists with accessible platforms 货用施工升降机 第1部分：运载装置可进人的升降机 |
China National Standards — |
English PDF |
| GB/T 9286-2021 |
Paints and varnishes—Cross-cut test 色漆和清漆 划格试验 |
China National Standards — |
English PDF |
| GB/T 9239.12-2021 |
Mechanical vibration—Rotor balancing—Part 12: Procedures and tolerances for rotors with flexible behaviour 机械振动 转子平衡 第12部分：具有挠性特性的转子的平衡方法与允差 |
China National Standards — |
English PDF |
| GB/T 8013.5-2021 |
Anodic oxide coatings and organic polymer coatings on aluminium and its alloys—Part 5: Function coatings 铝及铝合金阳极氧化膜与有机聚合物膜 第5部分：功能膜 |
China National Standards — |
English PDF |
| GB/T 8013.4-2021 |
Anodic oxide coatings and organic polymer coatings on aluminium and its alloys—Part 4: Texture coatings 铝及铝合金阳极氧化膜与有机聚合物膜 第4部分：纹理膜 |
China National Standards — |
English PDF |
| GB/T 7739.6-2021 |
Methods for chemical analysis of gold concentrates—Part 6: Determination of zinc content 金精矿化学分析方法 第6部分：锌量的测定 |
China National Standards — |
English PDF |
| GB/T 7739.5-2021 |
Methods for chemical analysis of gold concentrates—Part 5: Determination of lead content 金精矿化学分析方法 第5部分：铅量的测定 |
China National Standards — |
English PDF |
| GB/T 7731.5-2021 |
Ferrotungsten—Determination of silicon content—Silicomolybdenum blue spectrophotometric method 钨铁 硅含量的测定 硅钼蓝分光光度法 |
China National Standards — |
English PDF |
| GB/T 7731.4-2021 |
Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method 钨铁 磷含量的测定 磷钼蓝分光光度法 |
China National Standards — |
English PDF |
| GB/T 7731.1-2021 |
Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method 钨铁 钨含量的测定 辛可宁重量法和硝酸铵重量法 |
China National Standards — |
English PDF |
| GB/T 7731.10-2021 |
Ferrotungsten—Determination of carbon content—Infrared absorption method 钨铁 碳含量的测定 红外线吸收法 |
China National Standards — |
English PDF |
| GB/T 7729-2021 |
Chemical analysis of metallurgical products—General rule for spectrophotometric methods 冶金产品化学分析 分光光度法通则 |
China National Standards — |
English PDF |
| GB/T 7728-2021 |
Chemical analysis of metallurgical products—General rule for flame atomic absorption spectrometric methods 冶金产品化学分析 火焰原子吸收光谱法通则 |
China National Standards — |
English PDF |
| GB/T 7187.1-2021 |
Fuel oil consumption for transportation ships—Part 1: Calculation method for marine ships 运输船舶燃油消耗量 第1部分：海洋船舶计算方法 |
China National Standards — |
English PDF |
| GB/T 6582-2021 |
Glass—Hydrolytic resisitance of glass grains at 98℃—Method of test and classification 玻璃 玻璃颗粒在98℃时的耐水性 试验方法和分级 |
China National Standards — |
English PDF |
| 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 — |
English PDF |
| GB/T 6324.11-2021 |
Test method of organic chemical products—Part 11：Determination of trace arsenic in liquid products—Atomic fluorescence spectrometric method 有机化工产品试验方法 第11部分：液体化工产品中微量砷的测定 原子荧光法 |
China National Standards — |
English PDF |
| GB/T 6110-2021 |
Drawing dies—Carbide alloy drawing dies—Structural types and dimensions 拉制模 硬质合金拉制模 结构型式和尺寸 |
China National Standards — |
English PDF |
| GB/T 6017-2021 |
Determination of purity and hydrocarbon impurities of butadiene for industrial use—Gas chromatographic method 工业用丁二烯纯度及烃类杂质的测定 气相色谱法 |
China National Standards — |
English PDF |
| GB/T 6015-2021 |
Determination of trace dimer and residual extraction agent of butadiene for industrial use—Gas chromatographic method 工业用丁二烯中微量二聚物和残留抽提剂的测定 气相色谱法 |
China National Standards — |
English PDF |
| GB/T 5687.13-2021 |
Ferrochromium—Determination of chromium, silicon, manganese, titanium, vanadium, iron contents—Wavelength dispersive X-ray fluorescence spectrometry (fused cast bead method) 铬铁 铬、硅、锰、钛、钒和铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法) |
China National Standards — |
English PDF |
| GB/T 5211.14-2021 |
General methods of test for pigments and extenders—Part 14: Determination of residue on sieve—Mechanical flushing procedure 颜料和体质颜料通用试验方法 第14部分：筛余物的测定 机械冲洗法 |
China National Standards — |
English PDF |
| GB/T 5195.11-2021 |
Fluorspar—Determination of manganese content—Periodate spectrophotometry and flame atomic absorption spectrometry 萤石 锰含量的测定 高碘酸盐分光光度法和火焰原子吸收光谱法 |
China National Standards — |
English PDF |
| GB/T 4706.110-2021 |
Safety of household and similar electrical appliances—Part 2：Particular requirements for robotic battery powered electrical lawnmowers 家用和类似用途电器的安全 第2部分：由电池供电的智能草坪割草机的专用要求 |
China National Standards — |
English PDF |
| GB/T 4678.15-2021 |
Die casting dies—Components—Part 15: Spacer blocks 压铸模 零件 第15部分：垫块 |
China National Standards — |
English PDF |
| GB/T 4214.15-2021 |
Test method for noise of household and similar electrical appliances—Particular requirements for electric thermal storage room heaters 家用和类似用途电器噪声测试方法 储热式室内加热器的特殊要求 |
China National Standards — |
English PDF |
| GB/T 4214.14-2021 |
Test method for noise of household and similar electrical appliances—Particular requirements for refrigerators, frozen-food storage cabinets and food freezers 家用和类似用途电器噪声测试方法 电冰箱、冷冻食品储藏箱和食品冷冻箱的特殊要求 |
China National Standards — |
English PDF |
| GB/T 4214.13-2021 |
Test method for noise of household and similar electrical appliances—Particular requirements for range hoods and other cooking fume extractors 家用和类似用途电器噪声测试方法 吸油烟机及其他烹饪烟气吸排装置的特殊要求 |
China National Standards — |
English PDF |
| GB/T 4214.12-2021 |
Test method for noise of household and similar electrical appliances—Particular requirements for fan heaters 家用和类似用途电器噪声测试方法 风扇式加热器的特殊要求 |
China National Standards — |
English PDF |
| GB/T 4214.11-2021 |
Test method for noise of household and similar electrical appliances—Particular requirements for electrically-operated food preparation appliances 家用和类似用途电器噪声测试方法 电动食品加工器具的特殊要求 |
China National Standards — |
English PDF |
| GB/T 3075-2021 |
Metallic materials—Fatigue testing—Axial force-controlled method 金属材料 疲劳试验 轴向力控制方法 |
China National Standards — |
English PDF |
| GB/T 2408-2021 |
Plastics—Determination of burning characteristics—Horizontal and vertical test 塑料 燃烧性能的测定 水平法和垂直法 |
China National Standards — |
English PDF |
| GB/T 1973.1-2021 |
Small cylindrical springs—Part 1：Technical specification 小型圆柱螺旋弹簧 第1部分：技术条件 |
China National Standards — |
English PDF |
| GB/T 1845.2-2021 |
Plastics—Polyethylene (PE) moulding and extrusion materials—Part 2:Preparation of test specimens and determination of properties 塑料 聚乙烯（PE）模塑和挤出材料 第2部分：试样制备和性能测定 |
China National Standards — |
English PDF |
| GB/T 1425-2021 |
Determination of melting temperature range for precious metals and their alloys—Testing method of thermal analysis 贵金属及其合金熔化温度范围的测定 热分析试验方法 |
China National Standards — |
English PDF |
| GB/T 1392-2021 |
Ships and marine technology—Deck machinery—Accommodation ladder winches 船舶与海洋技术 甲板机械 舷梯绞车 |
China National Standards — |
English PDF |
| GB/T 614-2021 |
Chemical reagent—General method for the determination of refractive index 化学试剂 折光率测定通用方法 |
China National Standards — |
English PDF |
| GB/T 611-2021 |
Chemical reagent—General method for the determination of refractive index 化学试剂 密度测定通用方法 |
China National Standards — |
English PDF |
| GB/T 223.91-2021 |
Iron, steel and alloy—Determination of copper—2,2’-Biquinoline spectrophotometric method 钢铁及合金 铜含量的测定 2，2'-联喹啉分光光度法 |
China National Standards — |
English PDF |
| GB/T 223.90-2021 |
Iron, steel and alloy—Determination of silicon content—Inductively coupled plasma atomic emission spectrometric method 钢铁及合金 硅含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards — |
English PDF |
| GB/T 40380.1-2021 |
Metallic powders—Determination of apparent density and flow rate at elevated temperatures—Part 1: Determination of apparent density at elevated temperatures 金属粉末 高温时松装密度和流速的测定 第1部分：高温时松装密度的测定 |
China National Standards — |
English PDF |
| GB/T 40377-2021 |
Corrosion of metals and alloys—Determination of AC corrosion—Protection criteria 金属和合金的腐蚀 交流腐蚀的测定 防护准则 |
China National Standards — |
English PDF |
| GB/T 40374-2021 |
Hardmetals—Determination of lead and cadmium content—Flame atomic absorption spectrometric method and inductively coupled plasma atomic emission spectrometry 硬质合金化学分析方法 铅量和镉量的测定 火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法 |
China National Standards — |
English PDF |
| GB/T 40373-2021 |
Single-use face mask manufacturing and packaging production line—General technical requirements 一次性口罩制造包装生产线 通用技术要求 |
China National Standards — |
English PDF |
| GB/T 20311-2021 |
Building components and building elements—Thermal resistance and thermal transmittance—Calculation methods 建筑构件和建筑单元 热阻和传热系数 计算方法 |
China National Standards — |
English PDF |
| GB/T 20081.3-2021 |
Pneumatic fluid power—Compressed air pressure regulators and filter-regulators—Part 3:Alternative test methods for measuring the flow-rate characteristics of pressure regulators 气动 减压阀和过滤减压阀 第3部分：测试减压阀流量特性的可选方法 |
China National Standards — |
English PDF |
| GB/T 20081.2-2021 |
Pneumatic fluid power—Compressed air pressure regulators and filter-regulators—Part 2: Test methods to determine the main characteristics to be included in literature from suppliers 气动 减压阀和过滤减压阀 第 2 部分：评定商务文件中应包含的主要特性的试验方法 |
China National Standards — |
English PDF |
| GB/T 20081.1-2021 |
Pneumatic fluid power—Compressed air pressure regulators and filter-regulators—Part 1:Main characteristics to be included in literature from suppliers and product-marking requirements 气动 减压阀和过滤减压阀 第1部分：商务文件中应包含的主要特性和产品标识要求 |
China National Standards — |
English PDF |
| GB/T 19963.1-2021 |
Technical specification for connecting wind farm to power system—Part 1: On shore wind power 风电场接入电力系统技术规定 第1部分：陆上风电 |
China National Standards — |
English PDF |
| GB/T 18916.55-2021 |
Norm of water intake—Part 55：Leather 取水定额 第55部分：皮革 |
China National Standards — |
English PDF |
| GB/T 18703-2021 |
Mechanical vibration and shock—Hand-arm vibration—Measurement and evaluation of the vibration transmissibility of gloves at the palm of the hand 机械振动与冲击 手传振动 手套掌部振动传递率的测量与评价 |
China National Standards — |
English PDF |
| GB/T 40500-2021 |
Determination of total aromatics composition in aviation fuels—Gas chromatography 喷气燃料中芳烃总量的测定 气相色谱法 |
China National Standards — |
English PDF |
| GB/T 40496-2021 |
Determination of antioxidant content in jet fuel—High performance liquid chromatography 喷气燃料中抗氧剂含量的测定 高效液相色谱法 |
China National Standards — |
English PDF |
| GB/T 40495-2021 |
Ships and marine technology—Loose gear for marine lifting appliances on ships—General technical requirement 船舶和海上技术 船用起重设备可拆卸零部件 一般技术要求 |
China National Standards — |
English PDF |
| GB/T 40486-2021 |
Determination of melittin content in bee venom powder—High performance liquid chromatography 蜂毒干粉中蜂毒溶血肽含量的测定 高效液相色谱法 |
China National Standards — |
English PDF |
| GB/T 40485-2021 |
Method of determining automatically the random reflectance of vitrinite in coal—Image analysis method 煤的镜质体随机反射率自动测定 图像分析法 |
China National Standards — |
English PDF |
| GB/T 16840.8-2021 |
Technical determination methods for electrical fire evidence—Part 8: Method of thermal analysis 电气火灾痕迹物证技术鉴定方法 第8部分: 热分析法 |
China National Standards — |
English PDF |
| GB/T 16840.7-2021 |
Technical determination methods for electrical fire evidence—Part 7：Component analytic method of energy dispersive spectrometry 电气火灾痕迹物证技术鉴定方法 第7部分:EDS成分分析法 |
China National Standards — |
English PDF |
| GB/T 16840.4-2021 |
Technical determination methods for electrical fire evidence—Part 4: Metallographic analysis method 电气火灾痕迹物证技术鉴定方法 第4部分：金相分析法 |
China National Standards — |
English PDF |
| GB/T 16840.3-2021 |
Technical determination methods for electrical fire evidence—Part 3: Auger electron spectroscopy component analytic method 电气火灾痕迹物证技术鉴定方法 第3部分：俄歇分析法 |
China National Standards — |
English PDF |
| GB/T 16840.2-2021 |
Technical determination methods for electrical fire evidence—Part 2: Residual magnetism method 电气火灾痕迹物证技术鉴定方法 第2部分:剩磁检测法 |
China National Standards — |
English PDF |
| GB/T 40543-2021 |
Petroleum and natural gas industries—Materials selection for high content CO2 for casing, tubing and downhole equipment 石油天然气工业 高含CO2环境用套管、油管及井下工具的材料选择 |
China National Standards — |
English PDF |
| GB/T 40357-2021 |
Hair products—Determination of the permeability of hairpiece to air 发制品 假发透气性的测定 |
China National Standards — |
English PDF |
| GB/T 26519.2-2021 |
Persulfate for industrial use—Part 2:Potassium persulfate for industrial use 工业过硫酸盐 第2部分：工业过硫酸钾 |
China National Standards — |
English PDF |
| GB/T 19016-2021 |
Quality management—Guidelines for quality management in projects 质量管理 项目质量管理指南 |
China National Standards — |
English PDF |
| GB/T 19015-2021 |
Quality management—Guidelines for quality plans 质量管理 质量计划指南 |
China National Standards — |
English PDF |
| GB/T 19013-2021 |
Quality management—Customer satisfaction—Guidelines for dispute resolution external to organizations 质量管理 顾客满意 组织外部争议解决指南 |
China National Standards — |
English PDF |
| Find out:500Items | To Page of: First -Previous-Next -Last | 1 2 3 |
+86-755-25831330
