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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 21838.3-2022 |
Metallic materials - Instrumented indentation tests for hardness and material parameters - Part 3: CalIBration of standard blocks 金属材料 硬度和材料参数的仪器化压入试验 第3部分：标准块的标定 |
China National Standards IB |
 English PDF |
| GB/T 21838.2-2022 |
Metallic materials - Instrumented indentation tests for hardness and material parameters - Part 2: Verification and calIBration of testing machines 金属材料 硬度和材料参数的仪器化压入试验 第2部分：试验机的检验和校准 |
China National Standards IB |
English PDF |
| GB/T 231.3-2022 |
Metallic materials - Brinell hardness test - Part 3: CalIBration of standard hardness blocks 金属材料 布氏硬度试验 第3部分：标准硬度块的标定 |
China National Standards IB |
English PDF |
| GB/T 231.2-2022 |
Metallic materials - Brinell hardness test - Part 2: Inspection and calIBration of hardness testers 金属材料 布氏硬度试验 第2部分：硬度计的检验与校准 |
China National Standards IB |
English PDF |
| GB/T 230.2-2022 |
Metallic materials - Rockwell hardness test - Part 2: Inspection and calIBration of hardness testers and indenters 金属材料 洛氏硬度试验 第2部分：硬度计及压头的检验与校准 |
China National Standards IB |
English PDF |
| GB/T 41635-2022 |
Guidelines for Finite Element Calculation of Electric Field DistrIBution of High Altitude Electrical Equipment 高海拔电气设备电场分布有限元计算导则 |
China National Standards IB |
English PDF |
| GB/T 21796-2022 |
Chemicals Activated sludge respiration inhIBition test 化学品 活性污泥呼吸抑制试验 |
China National Standards IB |
English PDF |
| GB/T 16919-2022 |
General rules for the quality of edIBle spirulina powder 食用螺旋藻粉质量通则 |
China National Standards IB |
English PDF |
| GB/Z 41305.2-2022 |
Environmental conditions - vIBration and shock of electronic equipment - Part 2: storage and handling of equipment 环境条件 电子设备振动和冲击 第2部分：设备的贮存和搬运 |
China National Standards IB |
English PDF |
| GB/T 14463-2022 |
Viscose staple fIBer 粘胶短纤维 |
China National Standards IB |
English PDF |
| GB/T 14344-2022 |
Test method for tensile properties of chemical fIBer filaments 化学纤维 长丝拉伸性能试验方法 |
China National Standards IB |
English PDF |
| GB/T 14338-2022 |
Test method for crimp properties of chemical staple fIBers 化学纤维 短纤维卷曲性能试验方法 |
China National Standards IB |
English PDF |
| GB/T 14337-2022 |
Test method for tensile properties of chemical staple fIBers 化学纤维 短纤维拉伸性能试验方法 |
China National Standards IB |
English PDF |
| GB/T 41553-2022 |
Bamboo fIBer 竹纤维 |
China National Standards IB |
English PDF |
| GB/T 41502.1-2022 |
Construction machinery and equipment - internal concrete vIBrators - Part 1: Terminology and commercial specifications 建筑施工机械与设备 内部式混凝土振动器 第1部分：术语和商业规格 |
China National Standards IB |
English PDF |
| GB/T 41501-2022 |
Determination of interlaminar shear strength and modulus of fIBer reinforced plastic composites by double beam method 纤维增强塑料复合材料 双梁法测定层间剪切强度和模量 |
China National Standards IB |
English PDF |
| GB/T 41498-2022 |
Test method for in-plane shear stress / shear strain response and shear modulus using shear frames for fIBer reinforced plastic composites 纤维增强塑料复合材料 用剪切框测定面内剪切应力/剪切应变响应和剪切模量的试验方法 |
China National Standards IB |
English PDF |
| GB/T 41492-2022 |
Rubber spring vIBration isolator for floating plate of Urban Rail Transit 城市轨道交通浮置板用橡胶弹簧隔振器 |
China National Standards IB |
English PDF |
| GB/T 41491-2022 |
Composite tower for distrIBution network 配网用复合材料杆塔 |
China National Standards IB |
English PDF |
| GB/T 41418-2022 |
Quantitative chemical analysis of textiles mixtures of meta aromatic polyamide fIBers and para aromatic polyamide fibers (lithium chloride / N, N-Dimethylacetamide method) 纺织品 定量化学分析 间位芳香族聚酰胺纤维与对位芳香族聚酰胺纤维的混合物（氯化锂/N,N-二甲基乙酰胺法） |
China National Standards IB |
English PDF |
| GB/T 41417-2022 |
Textiles -- Quantitative chemical analysis -- mixtures of polyaryloxadiazole fIBers and some other fibers 纺织品 定量化学分析 聚芳噁二唑纤维与某些其他纤维的混合物 |
China National Standards IB |
English PDF |
| GB/T 22459.5-2022 |
Refractory mortars—Part 5: Determination of grain size distrIBution ( sieve analysis ) 耐火泥浆 第5部分：粒度分布（筛分析）试验方法 |
China National Standards IB |
English PDF |
| GB/T 25279-2022 |
Hollow fIBer flat-plat membrane module 中空纤维帘式膜组件 |
China National Standards IB |
English PDF |
| GB/T 4854.3-2022 |
Acoustics—Reference zero for the calIBration of audiometric equipment—Part 3：Reference equivalent threshold vibratory force levels for pure tones and bone vibrators 声学 校准测听设备的基准零级 第3部分: 骨振器纯音基准等效阈振动力级 |
China National Standards IB |
English PDF |
| GB/T 24808-2022 |
Electromagnetic compatIBility for lifts, escalators and moving walks—Immunity 电梯、自动扶梯和自动人行道的电磁兼容 抗扰度 |
China National Standards IB |
English PDF |
| GB/T 18380.36-2022 |
Tests on electric and optical fIBre cables under fire conditions—Part 36：Test for vertical flame spread of vertically-mounted bunched wires or cables—Category D 电缆和光缆在火焰条件下的燃烧试验 第36部分：垂直安装的成束电线电缆火焰垂直蔓延试验 D类 |
China National Standards IB |
English PDF |
| GB/T 18380.35-2022 |
Tests on electric and optical fIBre cables under fire conditions - Part 35: Test for vertical flame spread of vertically-mounted bunched wires or cables - Category C 电缆和光缆在火焰条件下的燃烧试验 第35部分：垂直安装的成束电线电缆火焰垂直蔓延试验 C类 |
China National Standards IB |
English PDF |
| GB/T 18380.31-2022 |
Tests on electric and optical fIBre cables under fire conditions—Part 31: Test for vertical flame spread of vertically-mounted bunched wires or cables—Apparatus 电缆和光缆在火焰条件下的燃烧试验 第31部分：垂直安装的成束电线电缆火焰垂直蔓延试验 试验装置 |
China National Standards IB |
English PDF |
| GB/T 18380.13-2022 |
Tests on electric and optical fIBre cables under fire conditions—Part 13:Test for vertical flame propagation for a single insulated wire or cable—Procedure for determination of flaming droplets/particles 电缆和光缆在火焰条件下的燃烧试验 第13部分：单根绝缘电线电缆火焰垂直蔓延试验 测定燃烧的滴落（物）/微粒的试验方法 |
China National Standards IB |
English PDF |
| GB/T 18380.12-2022 |
Tests on electric and optical fIBre cables under fire conditions—Part 12:Test for vertical flame propagation for a single insulated wire or cable—Procedure for 1 kW pre-mixed flame 电缆和光缆在火焰条件下的燃烧试验 第12部分：单根绝缘电线电缆火焰垂直蔓延试验 1 kW 预混合型火焰试验方法 |
China National Standards IB |
English PDF |
| GB/T 18380.11-2022 |
Tests on electric and optical fIBre cables under fire conditions—Part 11:Test for vertical flame propagation for a single insulated wire or cable—Apparatus 电缆和光缆在火焰条件下的燃烧试验 第11部分：单根绝缘电线电缆火焰垂直蔓延试验 试验装置 |
China National Standards IB |
English PDF |
| GB/T 18944.2-2022 |
FlexIBle cellular polymeric materials—Sponge and expanded cellular rubber products—Specification—Part 2：Mouldings and extrusions 柔性多孔聚合物材料 海绵和发泡橡胶制品 规范 第2部分：模制品与挤出制品 |
China National Standards IB |
English PDF |
| GB/T 41158.7-2022 |
Three-dimensional process planning for mechanical products—Part 7： DistrIBution requirements 机械产品三维工艺设计 第7部分：发放要求 |
China National Standards IB |
English PDF |
| GB/T 41236-2022 |
Specification for interaction between internet of energy and distrIButed resources 能源互联网与分布式电源互动规范 |
China National Standards IB |
English PDF |
| GB/T 17737.8-2022 |
Coaxial communication cables—Part 8: Sectional specification for semi-flexIBle cables with polytetrafluoroethylene (PTFE) dielectric 同轴通信电缆 第8部分：聚四氟乙烯绝缘半柔电缆分规范 |
China National Standards IB |
English PDF |
| GB/T 17737.801-2022 |
Coaxial communication cables—Part 8-1: Blank detail specification for semi-flexIBle cables with polytetrafluoroethylene (PTFE) dielectric 同轴通信电缆 第8-1部分：聚四氟乙烯绝缘半柔电缆空白详细规范 |
China National Standards IB |
English PDF |
| GB/T 41347-2022 |
Test method for rub resistance of flexIBle packaging materials 柔性包装材料耐揉搓性能的测试方法 |
China National Standards IB |
English PDF |
| GB/T 41311.1-2022 |
Acoustics - DescrIBe the quantity of underwater noise from ships and methods of measurement - Part 1: Requirements for precision measurements in deep water for comparison purposes 声学 描述船舶水下噪声的量及其测量方法 第1部分：用于比对目的的深水精密测量要求 |
China National Standards IB |
English PDF |
| GB/T 41315-2022 |
Safety shut-off valve for urban gas transmission and distrIBution system 城镇燃气输配系统用安全切断阀 |
China National Standards IB |
English PDF |
| GB/T 41243-2022 |
Green warehousing and distrIBution requirements and assessment 绿色仓储与配送要求及评估 |
China National Standards IB |
English PDF |
| GB/T 29035-2022 |
Test method for flexIBle graphite packing rings 柔性石墨填料环试验方法 |
China National Standards IB |
English PDF |
| GB/Z 17215.652-2022 |
Electrical Measurement Data Exchange DLMS/COSEM Components Part 52: Communication Protocol Management DistrIBution Line Message Specification (DLMS) Server 电测量数据交换 DLMS/COSEM组件 第52部分：通信协议管理配电线报文规范（DLMS）服务器 |
China National Standards IB |
English PDF |
| GB/T 17799.7-2022 |
Electromagnetic compatIBility - Generic standards - Part 7: Immunity requirements for equipment intended to perform safety-related system functions (functional safety) in industrial locations 电磁兼容 通用标准 第7部分：工业场所中用于执行安全相关系统功能（功能安全）设备的抗扰度要求 |
China National Standards IB |
English PDF |
| GB/T 42281-2022 |
Membrane Aerated Biofilm Reactor (MABR) Hollow FIBer Membrane Module 膜曝气生物膜反应器（MABR）中空纤维膜组件 |
China National Standards IB |
English PDF |
| GB/T 8750-2022 |
Gold-based bonding wire and rIBbon for semiconductor packaging 半导体封装用金基键合丝、带 |
China National Standards IB |
English PDF |
| GB/T 20936.1-2022 |
Gas detectors for explosive atmospheres - Part 1: Performance requirements for combustIBle gas detectors 爆炸性环境用气体探测器 第1部分：可燃气体探测器性能要求 |
China National Standards IB |
English PDF |
| GB/T 42262-2022 |
Metallic and Other Inorganic Overlays Thermal Spray Coordination Tasks and ResponsIBilities 金属及其他无机覆盖层 热喷涂协调 任务和职责 |
China National Standards IB |
English PDF |
| GB/T 17814-2022 |
Determination of butylated hydroxyanisole, dIButyl hydroxytoluene, tert-butyl hydroquinone, ethoxyquinoline and propyl gallate in feed 饲料中丁基羟基茴香醚、二丁基羟基甲苯、特丁基对苯二酚、乙氧基喹啉和没食子酸丙酯的测定 |
China National Standards IB |
English PDF |
| GB/T 6434-2022 |
Determination of Crude FIBer Content in Feed 饲料中粗纤维的含量测定 |
China National Standards IB |
English PDF |
| GB/T 20806-2022 |
Determination of neutral detergent fIBer (NDF) in feed 饲料中中性洗涤纤维（NDF）的测定 |
China National Standards IB |
English PDF |
| GB/T 11603-2022 |
Method for determination of average wool fIBer diameter - airflow method 羊毛纤维平均直径测定法 气流法 |
China National Standards IB |
English PDF |
| GB/T 2910.4-2022 |
Textiles - Quantitative chemical analysis - Part 4: Mixtures of certain protein fIBers with certain other fibers (hypochlorite method) 纺织品 定量化学分析 第4部分：某些蛋白质纤维与某些其他纤维的混合物(次氯酸盐法） |
China National Standards IB |
English PDF |
| GB/T 42154-2022 |
Technical guidelines for power quality monitoring of distrIBution network 配电网电能质量监测技术导则 |
China National Standards IB |
English PDF |
| GB/T 17626.19-2022 |
Electromagnetic compatIBility-Testing and measurement techniques-Part 19: 2kHz~150kHz differential mode conducted disturbance and communication signal immunity test of AC power port 电磁兼容 试验和测量技术 第19部分：交流电源端口2kHz~150kHz差模传导骚扰和通信信号抗扰度试验 |
China National Standards IB |
English PDF |
| GB/T 42280-2022 |
Chopped basalt fIBer for road asphalt mixture 道路沥青混合料用短切玄武岩纤维 |
China National Standards IB |
English PDF |
| GB/T 19688-2022 |
Information and Documentation Data Exchange and Search BIBliographic Data Meta-Catalogue 信息与文献 数据交换和查询书目数据元目录 |
China National Standards IB |
English PDF |
| GB/T 41066.2-2022 |
Oil and gas drilling and production equipment Offshore oil semi-submersIBle drilling platform Part 2: Construction, installation, commissioning and acceptance 石油天然气钻采设备 海洋石油半潜式钻井平台 第2部分：建造安装和调试验收 |
China National Standards IB |
English PDF |
| GB/T 41066.3-2022 |
Oil and gas drilling equipment - Offshore oil semi-submersIBle drilling platform - Part 3: Operation and inspection 石油天然气钻采设备 海洋石油半潜式钻井平台 第3部分：操作和检验 |
China National Standards IB |
English PDF |
| GB/T 5275.2-2022 |
Gas analysis - Preparation of calIBration gas mixtures by dynamic method - Part 2: Piston pumps 气体分析 动态法制备校准用混合气体 第2部分：活塞泵 |
China National Standards IB |
English PDF |
| GB/T 42266-2022 |
FlexIBle porous polymeric materials - Laboratory evaluation of the combustion characteristics of small specimens in the horizontal direction under a small flame 柔性多孔聚合物材料 小试样在小火焰下水平方向燃烧特性的实验室评估 |
China National Standards IB |
English PDF |
| GB/T 42258-2022 |
Determination of Fatigue Properties of FlexIBle Porous Polymer Materials by Constant Deformation Method 柔性多孔聚合物材料 恒定形变法测定疲劳性能 |
China National Standards IB |
English PDF |
| GB/T 42267-2022 |
Determination of compression set of flexIBle porous polymeric materials under wet conditions 柔性多孔聚合物材料 在潮湿条件下压缩永久变形的测定 |
China National Standards IB |
English PDF |
| GB/T 41956-2022 |
Determination of fluff amount of carbon fIBer tow 碳纤维丝束起毛量的测定 |
China National Standards IB |
English PDF |
| GB/T 42274-2022 |
Determination of content and distrIBution of trace elements (magnesium, gallium) in aluminum nitride materials Secondary ion mass spectrometry 氮化铝材料中痕量元素（镁、镓）含量及分布的测定 二次离子质谱法 |
China National Standards IB |
English PDF |
| GB/T 21445.2-2022 |
Oil and gas industry - Design and operation of subsea production systems - Part 2: Unbonded flexIBle pipe systems 石油天然气工业 水下生产系统的设计和操作 第2部分：非粘结挠性管系统 |
China National Standards IB |
English PDF |
| GB/T 29165.2-2022 |
Oil and gas industry - Glass fIBer reinforced plastic pipes - Part 2: Evaluation and manufacture 石油天然气工业 玻璃纤维增强塑料管 第2部分：评定与制造 |
China National Standards IB |
English PDF |
| GB/T 29165.1-2022 |
Oil and gas industry - Glass fIBer reinforced plastic pipes - Part 1: Vocabulary, symbols, applications and materials 石油天然气工业 玻璃纤维增强塑料管 第1部分：词汇、符号、应用及材料 |
China National Standards IB |
English PDF |
| GB/T 41936.2-2022 |
Plastics - Determination of torsional rigidity of flexIBle materials - Part 2: Plasticized vinyl chloride homopolymers and copolymers 塑料 柔性材料扭转刚度的测定 第2部分: 增塑氯乙烯均聚物和共聚物 |
China National Standards IB |
English PDF |
| GB/T 41936.1-2022 |
Plastics - Determination of torsional stiffness of flexIBle materials - Part 1: General method 塑料 柔性材料扭转刚度的测定 第1部分:通用方法 |
China National Standards IB |
English PDF |
| GB/T 28784.5-2022 |
Mechanical vIBration - Measurement of vibration in ships - Part 5: Guidelines for the measurement, evaluation and reporting of vibration for the habitability of passenger and merchant ships 机械振动 船舶振动测量 第5部分：客船和商船适居性振动测量、评价和报告准则 |
China National Standards IB |
English PDF |
| GB/T 42187-2022 |
Security and Resilience Organizational Resilience Principles and AttrIButes 安全与韧性 组织韧性 原则和属性 |
China National Standards IB |
English PDF |
| GB 17625.1-2022 |
Electromagnetic CompatIBility Limits Part 1: Limits for Harmonic Current Emissions (Equipment Input Current ≤ 16A per Phase) 电磁兼容 限值 第1部分：谐波电流发射限值（设备每相输入电流≤16A） |
China National Standards IB |
English PDF |
| GB 32030-2022 |
Allowable values of energy efficiency and energy efficiency grades for submersIBle electric pumps 潜水电泵能效限定值及能效等级 |
China National Standards IB |
English PDF |
| GB/T 12085.22-2022 |
Optics and photonics - Environmental test methods - Part 22: Combined test of low temperature, high temperature or temperature change with impact or random vIBration 光学和光子学 环境试验方法 第22部分: 低温、高温或温度变化与碰撞或随机振动综合试验 |
China National Standards IB |
English PDF |
| GB/T 18216.10-2022 |
Equipment for testing, measuring or monitoring electrical safety protection measures for low-voltage power distrIBution systems up to and including 1000 V AC and 1500 V DC Part 10: Combined measuring equipment for testing, measuring or monitoring protecti 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第10部分：用于防护措施的试验、测量或监控的组合测量设备 |
China National Standards IB |
English PDF |
| GB/T 18216.6-2022 |
Equipment for testing, measuring or monitoring electrical safety protection measures for low-voltage power distrIBution systems up to and including 1000 V AC and 1500 V DC Part 6: Effectiveness of residual current devices (RCDs) in TT, TN and IT systems 交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第6部分：TT、TN和IT系统中剩余电流装置（RCD）的有效性 |
China National Standards IB |
English PDF |
| GB/T 18369-2022 |
Glass fIBer roving 玻璃纤维无捻粗纱 |
China National Standards IB |
English PDF |
| GB/T 38659.3-2022 |
Electromagnetic compatIBility - Risk assessment - Part 3: Equipment risk analysis method 电磁兼容 风险评估 第3部分：设备风险分析方法 |
China National Standards IB |
English PDF |
| GB/T 38659.4-2022 |
Electromagnetic compatIBility - Risk assessment - Part 4: System risk analysis method 电磁兼容 风险评估 第4部分：系统风险分析方法 |
China National Standards IB |
English PDF |
| GB/T 41690-2022 |
Quantitative test method for foreign fIBers in raw cotton - manual method 原棉异性纤维定量试验方法 手工法 |
China National Standards IB |
English PDF |
| GB/T 21919-2022 |
Laboratory medicine - Competence requirements for calIBration laboratories operating reference measurement procedures 检验医学 运行参考测量程序的校准实验室的能力要求 |
China National Standards IB |
English PDF |
| GB/T 13833-2022 |
FIBer flax raw and rain-dried 纤维用亚麻 原茎和雨露干茎 |
China National Standards IB |
English PDF |
| GB/T 41759-2022 |
Technical specifications for corrosion inhIBitors for grounding grid resistance reducing materials 接地网降阻材料用缓蚀剂技术规范 |
China National Standards IB |
English PDF |
| GB/T 41712-2022 |
DeoxyrIBonuclease I enzyme activity and impurity detection method 脱氧核糖核酸酶I 酶活及杂质检测方法 |
China National Standards IB |
English PDF |
| GB/T 9771.7-2022 |
Single-mode optical fIBers for telecommunication - Part 7: Characteristics of bend loss insensitive single-mode optical fibers 通信用单模光纤 第7部分：弯曲损耗不敏感单模光纤特性 |
China National Standards IB |
English PDF |
| GB/T 40905.2-2022 |
Textiles - Quantitative analysis of cashmere, sheep wool, other special animal fIBers and their mixtures - Part 2: Scanning electron microscopy 纺织品 山羊绒、绵羊毛、其他特种动物纤维及其混合物定量分析 第2部分：扫描电镜法 |
China National Standards IB |
English PDF |
| GB/T 18233.6-2022 |
Information technology - Common cabling for user buildings - Part 6: DistrIButed building installations 信息技术 用户建筑群通用布缆 第6部分：分布式楼宇设施 |
China National Standards IB |
English PDF |
| GB/T 41814.1-2022 |
Information technology - Biometric calIBration, augmentation and fusion data - Part 1: Fusion information format 信息技术 生物特征识别校准、增强和融合数据 第1部分：融合信息格式 |
China National Standards IB |
English PDF |
| GB/T 9239.23-2022 |
Mechanical vIBration - Rotor balancing - Part 23: Guards and other protective measures for measuring stations of balancing machines 机械振动 转子平衡 第23部分:平衡机测量工位的防护罩和其他保护措施 |
China National Standards IB |
English PDF |
| GB/T 16825.1-2022 |
Metallic materials - Inspection and calIBration of static uniaxial testing machines - Part 1: Tensile and (or) compression testing machines - Inspection and calibration of force measuring systems 金属材料 静力单轴试验机的检验与校准 第1部分：拉力和（或）压力试验机 测力系统的检验与校准 |
China National Standards IB |
English PDF |
| GB/T 18268.32-2022 |
Electrical equipment for measurement, control and laboratory use - Electromagnetic compatIBility requirements - Part 32: Immunity requirements for safety-related systems and equipment intended to perform safety-related functions (functional safety) - Indu 测量、控制和实验室用的电设备 电磁兼容性要求 第32部分：安全相关系统和预期执行安全相关功能（功能安全）设备的抗扰度要求 特定电磁环境的工业应用 |
China National Standards IB |
English PDF |
| GB/T 18268.31-2022 |
Electrical equipment for measurement, control and laboratory use - Electromagnetic compatIBility requirements - Part 31: Immunity requirements for safety-related systems and equipment intended to perform safety-related functions (functional safety) Genera 测量、控制和实验室用的电设备 电磁兼容性要求 第31部分：安全相关系统和预期执行安全相关功能（功能安全）设备的抗扰度要求 一般工业应用 |
China National Standards IB |
English PDF |
| GB/T 41767-2022 |
Test method for moisture absorption performance and equilIBrium state adjustment of polymer matrix composites 聚合物基复合材料吸湿性能及平衡状态调节试验方法 |
China National Standards IB |
English PDF |
| GB/T 21239-2022 |
Test method for compressive properties of fIBer reinforced plastic laminates after impact 纤维增强塑料层合板冲击后压缩性能试验方法 |
China National Standards IB |
English PDF |
| GB/T 41755-2022 |
Cracking susceptIBility test of pipeline steel pipe in acidic environment-full ring specimen ellipse deformation method 酸性环境中管线钢管开裂敏感性试验 全环试样椭圆变形法 |
China National Standards IB |
English PDF |
| GB/T 41738-2022 |
Test method for mode I interlaminar fracture toughness (GIC) of fIBer metal laminates 纤维金属层板I型层间断裂韧性（GIC）试验方法 |
China National Standards IB |
English PDF |
| GB 17799.4-2022 |
Electromagnetic compatIBility - Generic standards - Part 4: Emissions in industrial environments 电磁兼容 通用标准 第4部分：工业环境中的发射 |
China National Standards IB |
English PDF |
| GB/T 42035-2022 |
Determination of pore size distrIBution of coal and rock - NMR method 煤和岩石孔径分布的测定 核磁共振法 |
China National Standards IB |
English PDF |
| GB/T 41709-2022 |
Carbon fIBer reinforced plastics - Determination of size and aspect ratio of pulverized material 碳纤维增强塑料 粉碎料尺寸和长宽比的测定 |
China National Standards IB |
English PDF |
| 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 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 |
China National Standards IB |
English PDF |
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