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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards; We provide Chinese GB standards and English version GB standards Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 22904-2023 |
Paper, board and pulp Determination of total chlorine and organochlorine 纸、纸板和纸浆 总氯和有机氯的测定 |
China National Standards Determinatio |
 English PDF |
| GB/T 223.92-2023 |
Steel and alloys - Determination of lanthanum, cerium, praseodymium, neodymium and samarium content - Inductively coupled plasma mass spectrometry 钢铁及合金 镧、铈、镨、钕、钐含量的测定 电感耦合等离子体质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 18950-2023 |
Rubber and plastic hoses. Laboratory test methods for exposure to light sources. Determination of changes in color, appearance and other physical properties. 橡胶和塑料软管 实验室光源暴露试验法 颜色、外观和其他物理性能变化的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 18882.1-2023 |
Methods for chemical analysis of mixed rare earth oxides of ionic rare earth ores - Part 1: Determination of the proportions of fifteen rare earth element oxides 离子型稀土矿混合稀土氧化物化学分析方法 第1部分：十五个稀土元素氧化物配分量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 1630.2-2023 |
Plastics Epoxy resins Part 2: Specimen preparation and property Determination of cross-linked epoxy resins 塑料 环氧树脂 第2部分:试样制备和交联环氧树脂的性能测定 |
China National Standards Determinatio |
English PDF |
| GB/T 1601-2023 |
Determination method of pesticide pH value 农药pH值的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 14825-2023 |
Method for Determination of pesticide suspension rate 农药悬浮率测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 12598-2023 |
Plastics Ion exchange resin Determination of sphericity rate after grinding and sphericity rate after grinding 塑料 离子交换树脂 渗磨圆球率和磨后圆球率的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 12574-2023 |
Jet fuel total acid number Determination method 喷气燃料总酸值测定法 |
China National Standards Determinatio |
English PDF |
| GB/T 11417.8-2023 |
Ophthalmic optics Contact lenses Part 8: Determination of expiry date 眼科光学 接触镜 第8部分：有效期的确定 |
China National Standards Determinatio |
English PDF |
| GB/T 10322.9-2023 |
Iron ore - Determination of specific surface area - Blaine permeability method 铁矿石 比表面积的测定 勃氏透气法 |
China National Standards Determinatio |
English PDF |
| GB/T 22427.7-2023 |
Starch viscosity Determination 淀粉黏度测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42822-2023 |
Determination of primary aromatic amines in art supplies 美术用品中初级芳香胺的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 42794-2023 |
Nickel iron - Determination of carbon, sulfur, silicon, phosphorus, nickel, cobalt, chromium and copper content - Spark source atomic emission spectrometry 镍铁 碳、硫、硅、磷、镍、钴、铬和铜含量的测定 火花源原子发射光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 6730.87-2023 |
Iron ore, Determination of total iron and other multi-element content, wavelength dispersive X-ray fluorescence spectrometry (cobalt internal standard method) 铁矿石 全铁及其他多元素含量的测定 波长色散X射线荧光光谱法（钴内标法） |
China National Standards Determinatio |
English PDF |
| GB/T 6730.86-2023 |
Iron ore Determination of radionuclides Inductively coupled plasma mass spectrometry 铁矿石 放射性核素的测定 电感耦合等离子体质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 6730.85-2023 |
Iron ore - Preparation and Determination of certified standard samples for chemical analysis 铁矿石 化学分析用有证标准样品的制备和定值 |
China National Standards Determinatio |
English PDF |
| GB/T 6730.84-2023 |
Iron ore - Determination of total rare earth content - Inductively coupled plasma atomic emission spectrometry 铁矿石 稀土总量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 17928-2023 |
Leather - Physical and mechanical tests - Determination of pinhole tear strength 皮革 物理和机械试验 针孔撕裂强度的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 11064.9-2023 |
Methods for chemical analysis of lithium carbonate, lithium hydroxide monohydrate, and lithium chloride Part 9: Determination of sulfate content Barium sulfate turbidity method 碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第9部分：硫酸根含量的测定 硫酸钡浊度法 |
China National Standards Determinatio |
English PDF |
| GB/T 8151.26-2023 |
Methods for chemical analysis of zinc concentrates Part 26: Determination of silver content Acid dissolution-flame atomic absorption spectrometry 锌精矿化学分析方法 第 26 部分：银含量的测定 酸溶解-火焰原子吸收光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 6609.35-2023 |
Methods for chemical analysis and Determination of physical properties of alumina Part 35: Determination of specific surface area Nitrogen adsorption method 氧化铝化学分析方法和物理性能测定方法 第35部分：比表面积的测定 氮吸附法 |
China National Standards Determinatio |
English PDF |
| GB/T 6609.27-2023 |
Methods for chemical analysis and Determination of physical properties of alumina - Part 27: Particle size analysis - Sieving method 氧化铝化学分析方法和物理性能测定方法 第27部分：粒度分析 筛分法 |
China National Standards Determinatio |
English PDF |
| GB/T 6609.25-2023 |
Methods for chemical analysis and Determination of physical properties of alumina - Part 25: Determination of loose and tapped density 氧化铝化学分析方法和物理性能测定方法 第25部分：松装和振实密度的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 6150.15-2023 |
Methods for chemical analysis of tungsten concentrates Part 15: Determination of bismuth content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry 钨精矿化学分析方法 第15部分：铋含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 6150.12-2023 |
Methods for chemical analysis of tungsten concentrates Part 12: Determination of silica content Silicon-molybdenum blue spectrophotometry and gravimetric method 钨精矿化学分析方法 第12部分：二氧化硅含量的测定 硅钼蓝分光光度法和重量法 |
China National Standards Determinatio |
English PDF |
| GB/T 6150.10-2023 |
Methods for chemical analysis of tungsten concentrates Part 10: Determination of lead content Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry 钨精矿化学分析方法 第10部分：铅含量的测定 氢化物发生原子荧光光谱法和火焰原子吸收光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 6150.8-2023 |
Methods for chemical analysis of tungsten concentrates Part 8: Determination of molybdenum content Thiocyanate spectrophotometry 钨精矿化学分析方法 第8部分：钼含量的测定 硫氰酸盐分光光度法 |
China National Standards Determinatio |
English PDF |
| GB/T 6150.6-2023 |
Methods for chemical analysis of tungsten concentrates Part 6: Determination of wet water content Gravimetric method 钨精矿化学分析方法 第6部分：湿存水含量的测定 重量法 |
China National Standards Determinatio |
English PDF |
| GB/T 6150.4-2023 |
Chemical analysis methods for tungsten concentrates Part 4: Determination of sulfur content High-frequency induction infrared absorption method and combustion-iodometric method 钨精矿化学分析方法 第4部分：硫含量的测定 高频感应红外吸收法和燃烧-碘量法 |
China National Standards Determinatio |
English PDF |
| GB/T 5166-2023 |
Determination of elastic modulus of sintered metal materials and cemented carbide 烧结金属材料和硬质合金弹性模量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 3884.12-2023 |
Methods for chemical analysis of copper concentrates Part 12: Determination of fluorine and chlorine content Ion chromatography and potentiometric titration 铜精矿化学分析方法 第12部分：氟和氯含量的测定 离子色谱法和电位滴定法 |
China National Standards Determinatio |
English PDF |
| GB/T 35306-2023 |
Determination of carbon and oxygen content in silicon single crystal Low-temperature Fourier transform infrared spectroscopy 硅单晶中碳、氧含量的测定 低温傅立叶变换红外光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 24582-2023 |
Determination of metal impurity content on polycrystalline silicon surface by acid leaching-inductively coupled plasma mass spectrometry 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 |
China National Standards Determinatio |
English PDF |
| GB/T 1555-2023 |
Semiconductor single crystal crystal orientation Determination method 半导体单晶晶向测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 1553-2023 |
Determination of minority carrier lifetime in silicon and germanium Photoconductivity decay method 硅和锗体内少数载流子寿命的测定 光电导衰减法 |
China National Standards Determinatio |
English PDF |
| GB/T 42906-2023 |
Graphite materials - Determination of equivalent boron content - Inductively coupled plasma atomic emission spectrometry 石墨材料 当量硼含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 42903-2023 |
Metallic materials—Method for Determination of creep crack and creep-fatigue crack growth rates 金属材料 蠕变裂纹及蠕变-疲劳裂纹扩展速率测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 42670-2023 |
Determination method of Rockwell hardness of carbon materials 炭素材料洛氏硬度测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 24179-2023 |
Metal Materials Residual Stress Determination Indentation Strain Method 金属材料 残余应力测定 压痕应变法 |
China National Standards Determinatio |
English PDF |
| GB/T 42945-2023 |
Pulp - Determination of fine fiber mass fraction 纸浆 细小纤维质量分数的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42944-2023 |
Paper, paperboard and paper products Determination of effective recycled content 纸、纸板和纸制品 有效回收组分的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42908-2023 |
Determination of organic halogen content in textile dyeing and finishing auxiliary products 纺织染整助剂产品中有机卤素含量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42955-2023 |
Determination of total nitrogen content in fertilizers Dumas combustion method 肥料中总氮含量的测定 杜马斯燃烧法 |
China National Standards Determinatio |
English PDF |
| GB/T 42954-2023 |
Determination of plant growth regulators in fertilizers Gas chromatography-mass spectrometry 肥料中植物生长调节剂的测定 气相色谱-质谱联用法 |
China National Standards Determinatio |
English PDF |
| GB/T 42957-2023 |
Determination of lysine, methionine and threonine content in amino acid products and additive premixed feeds 氨基酸产品和添加剂预混合饲料中赖氨酸、蛋氨酸和苏氨酸含量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42956-2023 |
Determination of tylosin, tivalisin and tilmicosin in feed liquid chromatography-tandem mass spectrometry 饲料中泰乐菌素、泰万菌素、替米考星的测定 液相色谱-串联质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 22260-2023 |
Determination of protein anabolic hormones in feed liquid chromatography-tandem mass spectrometry 饲料中蛋白质同化激素的测定 液相色谱-串联质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 13883-2023 |
Determination of Selenium in Feed 饲料中硒的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 13882-2023 |
Determination of iodine in feed 饲料中碘的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 13093-2023 |
Determination of total bacterial count in feed 饲料中细菌总数的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 8381.3-2023 |
Determination of lincosamides in feed liquid chromatography-tandem mass spectrometry 饲料中林可胺类药物的测定 液相色谱-串联质谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 13021-2023 |
Polyolefin pipes and fittings - Determination of carbon black content - Calcination and pyrolysis methods 聚烯烃管材和管件 炭黑含量的测定 煅烧和热解法 |
China National Standards Determinatio |
English PDF |
| GB/T 42923-2023 |
Glass fiber reinforced plastic products Determination of fiber length 玻璃纤维增强塑料制品 纤维长度的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42659-2023 |
Surface chemical analysis Scanning probe microscopy Determination of geometric quantities using scanning probe microscopy: Calibration of measurement systems 表面化学分析 扫描探针显微术 采用扫描探针显微镜测定几何量：测量系统校准 |
China National Standards Determinatio |
English PDF |
| GB/T 14796-2023 |
Natural rubber color index Determination method 天然生胶 颜色指数测定法 |
China National Standards Determinatio |
English PDF |
| GB/T 8291-2023 |
Latex - Determination of clot content (sieve residue) 胶乳 凝块含量（筛余物）的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 17421.2-2023 |
General Principles for Machine Tool Inspection Part 2: Determination of Positioning Accuracy and Repeatable Positioning Accuracy of CNC Axis 机床检验通则 第2部分：数控轴线的定位精度和重复定位精度的确定 |
China National Standards Determinatio |
English PDF |
| GB/T 42924.4-2023 |
Plastics. Smoke generation. Determination of corrosiveness of combustion streams. Part 4: Dynamic decomposition method using a cone corrosion meter. 塑料 烟雾产生 燃烧流腐蚀性的测定 第4部分:使用锥形腐蚀计的动态分解法 |
China National Standards Determinatio |
English PDF |
| GB/T 42924.1-2023 |
Plastics. Smoke generation. Determination of corrosiveness of combustion streams. Part 1: General terminology and applications. 塑料 烟雾产生 燃烧流腐蚀性的测定 第1部分:通用术语和应用 |
China National Standards Determinatio |
English PDF |
| GB/T 42922-2023 |
Plastics - Determination of organic solvent extractables - Chemical methods 塑料 有机溶剂可萃取物的测定 化学方法 |
China National Standards Determinatio |
English PDF |
| GB/T 42919.6-2023 |
Plastics - Determination of thermal conductivity and thermal diffusivity - Part 6: Comparative method based on temperature modulation technology 塑料 导热系数和热扩散系数的测定 第6部分：基于温度调制技术的比较法 |
China National Standards Determinatio |
English PDF |
| GB/T 42919.4-2023 |
Plastics - Determination of thermal conductivity and thermal diffusivity - Part 4: Laser flash method 塑料 导热系数和热扩散系数的测定 第4部分:激光闪光法 |
China National Standards Determinatio |
English PDF |
| GB/T 42919.3-2023 |
Plastics - Determination of thermal conductivity and thermal diffusivity - Part 3: Temperature wave analysis method 塑料 导热系数和热扩散系数的测定 第3部分：温度波分析法 |
China National Standards Determinatio |
English PDF |
| GB/T 42919.1-2023 |
Plastics - Determination of thermal conductivity and thermal diffusivity - Part 1: General principles 塑料 导热系数和热扩散系数的测定 第1部分:通则 |
China National Standards Determinatio |
English PDF |
| GB/T 33061.7-2023 |
Plastics - Determination of dynamic mechanical properties - Part 7: Non-resonant torsional vibration method 塑料 动态力学性能的测定 第7部分: 非共振扭转振动法 |
China National Standards Determinatio |
English PDF |
| GB/T 33061.6-2023 |
Plastics - Determination of dynamic mechanical properties - Part 6: Non-resonant shear vibration method 塑料 动态力学性能的测定 第6部分：非共振剪切振动法 |
China National Standards Determinatio |
English PDF |
| GB/T 33061.5-2023 |
Plastics - Determination of dynamic mechanical properties - Part 5: Non-resonant bending vibration method 塑料 动态力学性能的测定 第5部分：非共振弯曲振动法 |
China National Standards Determinatio |
English PDF |
| GB/T 33061.4-2023 |
Plastics - Determination of dynamic mechanical properties - Part 4: Non-resonant tensile vibration method 塑料 动态力学性能的测定 第4部分: 非共振拉伸振动法 |
China National Standards Determinatio |
English PDF |
| GB/T 7139-2023 |
Plastics. Homopolymers and copolymers of vinyl chloride. Determination of chlorine content. 塑料 氯乙烯均聚物和共聚物 氯含量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 5758-2023 |
Method for Determination of particle size, effective particle size and uniformity coefficient of ion exchange resin 离子交换树脂粒度、有效粒径和均一系数的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 40261.1-2023 |
Ergonomics of the thermal environment Assessment of the thermal environment in vehicles Part 1: Principles and methods of heat stress assessment and equivalent temperature Determination 热环境的人类工效学 交通工具内热环境评价 第1部分:热应激评估原理与方法和等效温度测定 |
China National Standards Determinatio |
English PDF |
| GB/T 23981.2-2023 |
Paints and varnishes - Determination of hiding power - Part 2: Black and white grid method 色漆和清漆 遮盖力的测定 第2部分：黑白格板法 |
China National Standards Determinatio |
English PDF |
| GB/T 35210.1-2023 |
Determination of isothermal adsorption/desorption capacity of shale methane - Part 1: Static volumetric method 页岩甲烷等温吸附/解吸量的测定 第1部分：静态容积法 |
China National Standards Determinatio |
English PDF |
| GB/T 34533-2023 |
Shale Porosity, Permeability and Saturation Determination 页岩孔隙度、渗透率和饱和度测定 |
China National Standards Determinatio |
English PDF |
| GB/T 8094-2023 |
Harvesting machinery—Combine harvesters—Determination of grain tank capacity and performance of grain unloading mechanism 收获机械 联合收割机 粮箱容量及卸粮机构性能的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42515-2023 |
Metal powders - Determination of acid-insoluble content in iron, copper, tin and bronze powders 金属粉末 铁、铜、锡和青铜粉末中酸不溶物含量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 15000.3-2023 |
Working guidelines for standard samples - Part 3: Standard samples - Determination and evaluation of homogeneity and stability 标准样品工作导则 第3部分：标准样品 定值和均匀性与稳定性评估 |
China National Standards Determinatio |
English PDF |
| GB/T 42511-2023 |
Cemented carbide - Determination of calcium, copper, iron, potassium, magnesium, manganese, sodium, nickel and zinc in cobalt powder - Flame atomic absorption spectrometry 硬质合金 钴粉中钙、铜、铁、钾、镁、锰、钠、镍和锌含量的测定 火焰原子吸收光谱法 |
China National Standards Determinatio |
English PDF |
| GB/T 10561-2023 |
Determination of the content of non-metallic inclusions in steel - standard grading chart microscopic examination method 钢中非金属夹杂物含量的测定 标准评级图显微检验法 |
China National Standards Determinatio |
English PDF |
| GB/T 42702-2023 |
Paper, board and paper products - Determination of antimicrobial properties 纸、纸板和纸制品 抗菌性能的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 9452-2023 |
Method for Determination of effective heating zone of heat treatment furnace 热处理炉有效加热区测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 28189-2023 |
Textiles - Determination of polycyclic aromatic hydrocarbons 纺织品 多环芳烃的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 42705-2023 |
Textiles - Determination of benzene residues 纺织品 苯残留量的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 8358-2023 |
Steel wire rope - Determination method of breaking force 钢丝绳 破断拉力测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 42513.1-2023 |
Methods for chemical analysis of nickel alloys - Part 1: Determination of chromium content - Ferrous ammonium sulfate potentiometric titration method 镍合金化学分析方法 第1部分：铬含量的测定 硫酸亚铁铵电位滴定法 |
China National Standards Determinatio |
English PDF |
| GB/T 8152.11-2023 |
Methods for chemical analysis of lead concentrates - Part 11: Determination of mercury content - Atomic fluorescence spectrometry and solid injection direct method 铅精矿化学分析方法 第11部分：汞含量的测定 原子荧光光谱法和固体进样直接法 |
China National Standards Determinatio |
English PDF |
| GB/T 11064.2-2023 |
Lithium carbonate, lithium hydroxide monohydrate, lithium chloride chemical analysis methods - Part 2: Determination of lithium hydroxide content - acid-base titration 碳酸锂、单水氢氧化锂、氯化锂化学分析方法 第2部分：氢氧化锂含量的测定 酸碱滴定法 |
China National Standards Determinatio |
English PDF |
| GB/T 17476-2023 |
Determination of Multiple Elements in Lubricating Oils and Base Oils by Inductively Coupled Plasma Emission Spectrometry 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 |
China National Standards Determinatio |
English PDF |
| GB/T 42523-2023 |
Iron ore fines - Determination of wet capacity 铁矿粉 湿容量的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 27698.4-2023 |
Performance test methods for heat exchangers and heat transfer elements - Part 4: Noise Determination of air coolers 热交换器及传热元件性能测试方法 第4部分：空冷器噪声测定 |
China National Standards Determinatio |
English PDF |
| GB/T 5003-2023 |
Method for Determination of chemical corrosion resistance of glazed surfaces of household ceramics 日用陶瓷器釉面耐化学腐蚀性的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 3301-2023 |
Determination method of specification error and defect size of ceramics for daily use 日用陶瓷器规格误差和缺陷尺寸的测定方法 |
China National Standards Determinatio |
English PDF |
| GB/T 7702.7-2023 |
Test methods for coal-based granular activated carbon-Part 7: Determination of iodine adsorption value 煤质颗粒活性炭试验方法 第7部分：碘吸附值的测定 |
China National Standards Determinatio |
English PDF |
| GB/T 26416.9-2023 |
Methods for chemical analysis of rare earth iron alloys - Part 9: Determination of phosphorus content - Bismuth phosphomolybdenum blue spectrophotometric method 稀土铁合金化学分析方法 第9部分：磷量的测定 铋磷钼蓝分光光度法 |
China National Standards Determinatio |
English PDF |
| GB/T 26416.8-2023 |
Methods for chemical analysis of rare earth iron alloys - Part 8: Determination of silicon content - Photometric method 稀土铁合金化学分析方法 第8部分：硅量的测定 光度法 |
China National Standards Determinatio |
English PDF |
| GB/T 26416.7-2023 |
Chemical analysis methods of rare earth iron alloys - Part 7: Determination of carbon and sulfur content - High frequency-infrared absorption method 稀土铁合金化学分析方法 第7部分：碳、硫量的测定 高频-红外吸收法 |
China National Standards Determinatio |
English PDF |
| GB/T 9169-2023 |
Jet Fuel Thermal Oxidation Stability Determination Method 喷气燃料热氧化安定性测定法 |
China National Standards Determinatio |
English PDF |
| GB/T 42539-2023 |
Rolling bearings - Ceramic balls for bearings - Determination of strength (notched ball test) 滚动轴承 轴承用陶瓷球 强度测定（缺口球试验） |
China National Standards Determinatio |
English PDF |
| GB/T 42524-2023 |
Bulk iron ore fines - Determination of transportable moisture limit - Compaction curve method 散装铁矿粉 适运水分限量的测定 压实曲线法 |
China National Standards Determinatio |
English PDF |
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