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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 8005.4-2022 |
Terminology for aluminum and aluminum alloys - Part 4: Recycled aluminum 铝及铝合金术语 第4部分：回收铝 |
China National Standards Part |
 English PDF |
| GB/T 1040.2-2022 |
Plastics - Determination of tensile properties - Part 2: Test conditions for molded and extruded plastics 塑料 拉伸性能的测定 第2部分：模塑和挤塑塑料的试验条件 |
China National Standards Part |
English PDF |
| GB/T 41638.1-2022 |
Plastics - Carbon and environmental footprints of bio-based plastics - Part 1: General principles 塑料 生物基塑料的碳足迹和环境足迹 第1部分：通则 |
China National Standards Part |
English PDF |
| GB/T 7717.16-2022 |
Acrylonitrile for industrial use - Part 16: Determination of iron and copper content - Graphite furnace atomic absorption spectrometry and inductively coupled plasma mass spectrometry 工业用丙烯腈 第16部分：铁、铜含量的测定 石墨炉原子吸收光谱法和电感耦合等离子体质谱法 |
China National Standards Part |
English PDF |
| GB/T 7717.12-2022 |
Acrylonitrile for industrial use - Part 12: Determination of purity and impurity content - Gas chromatography 工业用丙烯腈 第12部分：纯度及杂质含量的测定 气相色谱法 |
China National Standards Part |
English PDF |
| GB/T 2546.2-2022 |
Plastics - Polypropylene (PP) molding and extrusion materials - Part 2: Specimen preparation and property determination 塑料 聚丙烯(PP)模塑和挤出材料 第2部分:试样制备和性能测定 |
China National Standards Part |
English PDF |
| GB/T 2546.1-2022 |
Plastics - Polypropylene (PP) molding and extrusion materials - Part 1: Nomenclature system and basis of classification 塑料 聚丙烯(PP)模塑和挤出材料 第1部分:命名系统和分类基础 |
China National Standards Part |
English PDF |
| GB/T 26949.8-2022 |
Industrial vehicles - Stability verification - Part 8: Additional stability tests for stacking operations with mast tilted forward and load lifted 工业车辆 稳定性验证 第8部分：在门架前倾和载荷起升条件下堆垛作业的附加稳定性试验 |
China National Standards Part |
English PDF |
| GB/T 26949.4-2022 |
Industrial vehicles—Verification of stability—Part 4: Pallet stackers, double-deck stackers and orderers with a lift height not greater than 1 200 mm at the operator's position 工业车辆 稳定性验证 第4部分：托盘堆垛车、双层堆垛车和操作者位置起升高度不大于1 200 mm的拣选车 |
China National Standards Part |
English PDF |
| GB/T 20564.6-2022 |
High-strength cold-rolled steel sheets and strips for automobiles—Part 6: Transformation-induced plasticity steels 汽车用高强度冷连轧钢板及钢带 第6部分：相变诱导塑性钢 |
China National Standards Part |
English PDF |
| GB/T 20564.5-2022 |
High-strength cold-rolled steel sheets and strips for automobiles - Part 5: Isotropic steels 汽车用高强度冷连轧钢板及钢带 第5部分：各向同性钢 |
China National Standards Part |
English PDF |
| GB/T 20564.4-2022 |
High-strength cold-rolled steel sheets and strips for automobiles - Part 4: Low-alloy high-strength steels 汽车用高强度冷连轧钢板及钢带 第4部分：低合金高强度钢 |
China National Standards Part |
English PDF |
| GB/T 41508-2022 |
Additive Manufacturing General Rules Additive Manufacturing Parts Purchasing Requirements 增材制造 通则 增材制造零件采购要求 |
China National Standards Part |
English PDF |
| GB/Z 33588.8-2022 |
Lightning protection system components (LPSC) Part 8: Requirements for isolating components of lightning protection systems 雷电防护系统部件（LPSC） 第8部分：雷电防护系统隔离部件的要求 |
China National Standards Part |
English PDF |
| GB/T 19889.7-2022 |
Acoustics - Measurement of sound insulation of buildings and building components - Part 7: In situ measurement of impact sound insulation 声学 建筑和建筑构件隔声测量 第7部分：撞击声隔声的现场测量 |
China National Standards Part |
English PDF |
| GB/T 5900.3-2022 |
Machine tools - Dimensions of spindle end and chuck connection - Part 3: Bayonet type 机床 主轴端部与卡盘连接尺寸 第3部分：卡口型 |
China National Standards Part |
English PDF |
| GB/T 5900.2-2022 |
Machine tools - Dimensions of spindle end and chuck connection - Part 2: Cam-lock type 机床 主轴端部与卡盘连接尺寸 第2部分：凸轮锁紧型 |
China National Standards Part |
English PDF |
| GB/T 10827.3-2022 |
Industrial vehicles - Safety requirements and verification - Part 3: Additional requirements for vehicles with lifted operating platforms and vehicles specially designed to operate with lifted loads 工业车辆 安全要求和验证 第3部分：对带有起升操作台的车辆和专门设计为带起升载荷运行的车辆的附加要求 |
China National Standards Part |
English PDF |
| GB/T 1927.15-2022 |
Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 15: Determination of tensile strength across grains 无疵小试样木材物理力学性质试验方法 第15部分：横纹抗拉强度测定 |
China National Standards Part |
English PDF |
| GB/T 1927.13-2022 |
Test methods for physical and mechanical properties of wood with small unblemished specimens - Part 13: Determination of transverse grain compressive modulus of elasticity 无疵小试样木材物理力学性质试验方法 第13部分：横纹抗压弹性模量测定 |
China National Standards Part |
English PDF |
| GB/T 32250.4-2022 |
Agricultural and forestry machinery Testing of sprayers in use Part 4: Stationary and semi-mobile sprayers 农林机械 在用喷雾机的检测 第4部分：固定式和半移动式喷雾机 |
China National Standards Part |
English PDF |
| GB/T 32250.3-2022 |
Agricultural and forestry machinery - Testing of in-use sprayers - Part 3: Sprayers for shrub and tree crops 农林机械 在用喷雾机的检测 第3部分：灌木与乔木作物用喷雾机 |
China National Standards Part |
English PDF |
| GB/T 32250.2-2022 |
Agricultural and forestry machinery Testing of sprayers in use Part 2: Horizontal boom sprayers 农林机械 在用喷雾机的检测 第2部分：水平喷杆式喷雾机 |
China National Standards Part |
English PDF |
| GB/T 32250.1-2022 |
Agricultural and forestry machinery Testing of sprayers in use Part 1: General 农林机械 在用喷雾机的检测 第1部分：总则 |
China National Standards Part |
English PDF |
| GB/T 17465.6-2022 |
Household and similar appliance couplers - Part 3: Standard leaflets and gauges 家用和类似用途器具耦合器 第3部分：标准活页和量规 |
China National Standards Part |
English PDF |
| GB/T 5900.4-2022 |
Machine tools - Dimensions of spindle end and chuck connections - Part 4: Cylindrical connections 机床 主轴端部与卡盘连接尺寸 第4部分：圆柱连接 |
China National Standards Part |
English PDF |
| GB/T 41603.2-2022 |
Self-propelled agricultural machinery - Stability evaluation - Part 2: Determination and test procedures for static stability 自走式农业机械 稳定性评价 第2部分：静态稳定性的测定与试验程序 |
China National Standards Part |
English PDF |
| GB/T 41603.1-2022 |
Self-propelled agricultural machinery - Stability assessment - Part 1: Principles 自走式农业机械 稳定性评价 第1部分：原则 |
China National Standards Part |
English PDF |
| GB/T 19812.6-2022 |
Plastic water-saving irrigation equipment - Part 6: Polyethylene (PE) pipes for water delivery 塑料节水灌溉器材 第6部分：输水用聚乙烯（PE）管材 |
China National Standards Part |
English PDF |
| GB/T 17394.3-2022 |
Metallic materials - Leeb hardness test - Part 3: Calibration of standard hardness blocks 金属材料 里氏硬度试验 第3部分：标准硬度块的标定 |
China National Standards Part |
English PDF |
| GB/T 17394.2-2022 |
Metallic materials - Leeb hardness test - Part 2: Inspection and calibration of hardness testers 金属材料 里氏硬度试验 第2部分：硬度计的检验与校准 |
China National Standards Part |
English PDF |
| GB/T 14571.3-2022 |
Test methods for ethylene glycol for industrial use - Part 3: Determination of aldehyde content 工业用乙二醇试验方法 第3部分：醛含量的测定 |
China National Standards Part |
English PDF |
| GB/T 13477.21-2022 |
Test methods for building sealing materials - Part 21: Determination of color change after artificial accelerated weathering 建筑密封材料试验方法 第21部分：人工加速气候老化后颜色变化的测定 |
China National Standards Part |
English PDF |
| GB/T 1303.12-2022 |
Industrial rigid laminates of thermosetting resins for electrical purposes - Part 12: Typical values 电气用热固性树脂工业硬质层压板 第12部分：典型值 |
China National Standards Part |
English PDF |
| GB/T 230.3-2022 |
Metallic materials - Rockwell hardness test - Part 3: Calibration of standard hardness blocks 金属材料 洛氏硬度试验 第3部分：标准硬度块的标定 |
China National Standards Part |
English PDF |
| 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 Part |
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 Part |
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 Part |
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 Part |
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 Part |
English PDF |
| GB/T 41526.1-2022 |
Sports protective gear - Ice and snow sports protective gear - Part 1: Safety requirements and test methods for ski sports helmets 运动护具 冰雪运动护具 第1部分：滑雪运动头盔的安全要求和试验方法 |
China National Standards Part |
English PDF |
| GB/T 41588.4-2022 |
Road vehicles - Controller area network (CAN) - Part 4: Time-triggered communication 道路车辆 控制器局域网（CAN） 第4部分：时间触发通信 |
China National Standards Part |
English PDF |
| GB/T 41588.3-2022 |
Road vehicles - Controller area network (CAN) - Part 3: Low-speed fault-tolerant, media-dependent interfaces 道路车辆 控制器局域网（CAN） 第3部分：低速容错、媒介相关接口 |
China National Standards Part |
English PDF |
| GB/T 41588.2-2022 |
Road vehicles - Controller area network (CAN) - Part 2: High speed media access unit 道路车辆 控制器局域网（CAN） 第2部分：高速媒介访问单元 |
China National Standards Part |
English PDF |
| GB/T 41588.1-2022 |
Road vehicles - Controller area network (CAN) - Part 1: Data link layer and physical signaling 道路车辆 控制器局域网（CAN） 第1部分：数据链路层和物理信令 |
China National Standards Part |
English PDF |
| GB/T 41590.4-2022 |
Road vehicles K-line based diagnostic communication - Part 4: Emissions related system requirements 道路车辆 基于K线的诊断通信 第4部分：排放相关系统要求 |
China National Standards Part |
English PDF |
| GB/T 41590.3-2022 |
Road vehicles K-line-based diagnostic communication Part 3: Application layer 道路车辆 基于K线的诊断通信 第3部分：应用层 |
China National Standards Part |
English PDF |
| GB/T 41590.2-2022 |
Road vehicles K-line based diagnostic communication - Part 2: Data link layer 道路车辆 基于K线的诊断通信 第2部分：数据链路层 |
China National Standards Part |
English PDF |
| GB/T 41590.1-2022 |
Road vehicles K-line based diagnostic communication - Part 1: Physical layer 道路车辆 基于K线的诊断通信 第1部分：物理层 |
China National Standards Part |
English PDF |
| GB/T 41629.3-2022 |
Rated voltage 500 kV (Um=550 kV) XLPE insulated long-length AC submarine cables and accessories - Part 3: Submarine cable accessories 额定电压500 kV(Um=550 kV)交联聚乙烯绝缘大长度交流海底电缆及附件 第3部分：海底电缆附件 |
China National Standards Part |
English PDF |
| GB/T 41629.2-2022 |
Rated voltage 500 kV (Um=550 kV) XLPE insulated long-length AC submarine cables and accessories Part 2: Long-length AC submarine cables 额定电压500 kV(Um=550 kV)交联聚乙烯绝缘大长度交流海底电缆及附件 第2部分：大长度交流海底电缆 |
China National Standards Part |
English PDF |
| GB/T 41629.1-2022 |
Rated voltage 500 kV (Um=550 kV) XLPE insulated long-length AC submarine cables and accessories Part 1: Test methods and requirements 额定电压500 kV(Um=550 kV)交联聚乙烯绝缘大长度交流海底电缆及附件 第1部分：试验方法和要求 |
China National Standards Part |
English PDF |
| GB/T 39545.1-2022 |
Design and selection of components for enclosed gear drives - Part 1: Common components 闭式齿轮传动装置的零部件设计和选择 第1部分：通用零部件 |
China National Standards Part |
English PDF |
| GB/T 6974.7-2022 |
Cranes - Terminology - Part 7: Floating cranes 起重机 术语 第7部分：浮式起重机 |
China National Standards Part |
English PDF |
| GB/T 21944.4-2022 |
Silicon carbide special products - Reaction sintered silicon carbide kiln furniture - Part 4: Burner sleeves 碳化硅特种制品 反应烧结碳化硅窑具 第4部分：烧嘴套 |
China National Standards Part |
English PDF |
| GB/T 21944.3-2022 |
Silicon carbide special products - Reaction sintered silicon carbide kiln furniture - Part 3: Rollers 碳化硅特种制品 反应烧结碳化硅窑具 第3部分：辊棒 |
China National Standards Part |
English PDF |
| GB/T 21944.2-2022 |
Silicon carbide special products - Reaction sintered silicon carbide kiln furniture - Part 2: Shaped beams 碳化硅特种制品 反应烧结碳化硅窑具 第2部分：异形梁 |
China National Standards Part |
English PDF |
| GB/T 16508.8-2022 |
Shell boilers - Part 8: Operation 锅壳锅炉 第8部分:运行 |
China National Standards Part |
English PDF |
| GB/T 16508.6-2022 |
Shell boilers - Part 6: Combustion systems 锅壳锅炉 第6部分：燃烧系统 |
China National Standards Part |
English PDF |
| GB/T 16508.3-2022 |
Shell boilers Part 3: Design and strength calculations 锅壳锅炉 第3部分：设计与强度计算 |
China National Standards Part |
English PDF |
| GB/T 16507.5-2022 |
Water tube boilers - Part 5: Manufacture 水管锅炉 第5部分：制造 |
China National Standards Part |
English PDF |
| GB/T 10781.2-2022 |
Quality requirements for liquor - Part 2: Fen-flavor liquor 白酒质量要求 第2部分：清香型白酒 |
China National Standards Part |
English PDF |
| GB/T 11417.7-2012 |
Ophthalmic optics - Contact lenses - Part 7: Test methods for physical and chemical properties "No. 1 Amendment" 眼科光学 接触镜 第7部分: 理化性能试验方法《第1号修改单》 |
China National Standards Part |
English PDF |
| GB/T 11417.5-2012 |
Ophthalmic optics - Contact lenses - Part 5: Test methods for optical properties "No. 1 Amendment" 眼科光学 接触镜 第5部分: 光学性能试验方法《第1号修改单》 |
China National Standards Part |
English PDF |
| GB/T 18916.4-2022 |
Water intake quota - Part 4: Textile dyeing and finishing products 取水定额 第4部分：纺织染整产品 |
China National Standards Part |
English PDF |
| GB/T 18916.2-2022 |
Water abstraction quotas Part 2: Iron and steel complexes 取水定额 第2部分：钢铁联合企业 |
China National Standards Part |
English PDF |
| GB/T 18916.9-2022 |
Quotas for water intake Part 9: Monosodium glutamate (monosodium glutamate) 取水定额 第9部分：谷氨酸钠（味精） |
China National Standards Part |
English PDF |
| GB/T 1927.14-2022 |
Test methods for physical and mechanical properties of small unblemished specimens of wood - Part 14: Determination of tensile strength along the grain 无疵小试样木材物理力学性质试验方法 第14部分：顺纹抗拉强度测定 |
China National Standards Part |
English PDF |
| GB/T 40711.1-2022 |
Evaluation method for energy-saving effect of out-of-cycle technologies/devices for passenger cars—Part 1: Shift reminder device 乘用车循环外技术/装置节能效果评价方法 第1部分：换挡提醒装置 |
China National Standards Part |
English PDF |
| GB/T 16886.6-2022 |
Biological evaluation of medical devices Part 6: local response test after implantation 医疗器械生物学评价 第6部分：植入后局部反应试验 |
China National Standards Part |
English PDF |
| GB/T 16886.4-2022 |
Biological evaluation of medical devices - Part 4: selection of interaction test with blood 医疗器械生物学评价 第4部分：与血液相互作用试验选择 |
China National Standards Part |
English PDF |
| GB/T 16886.1-2022 |
Biological evaluation of medical devices Part 1: evaluation and testing in the process of risk management 医疗器械生物学评价 第1部分：风险管理过程中的评价与试验 |
China National Standards Part |
English PDF |
| GB/T 41428.1-2022 |
Surgical implants - bone and joint prostheses - Part 1: process of generating parametric 3D bone model based on knee CT data 外科植入物 骨关节假体 第1部分：基于膝关节CT数据生成参数化3D骨模型的流程 |
China National Standards Part |
English PDF |
| GB/T 23101.6-2022 |
Implants for surgery - Hydroxyapatite - Part 6: Powder 外科植入物 羟基磷灰石 第6部分：粉末 |
China National Standards Part |
English PDF |
| GB/T 41477-2022 |
Test method for mechanical properties of metal Parts repaired by laser cladding 激光熔覆修复金属零部件力学性能试验方法 |
China National Standards Part |
English PDF |
| GB/T 18997.2-2020 |
Aluminum plastic composite pressure pipe Part 2: aluminum pipe butt welded aluminum plastic pipe No. 1 amendment 铝塑复合压力管 第2部分：铝管对接焊式铝塑管《第1号修改单》 |
China National Standards Part |
English PDF |
| GB/T 18997.1-2020 |
Aluminum plastic composite pressure pipes - Part 1: lap welded aluminum plastic pipes for aluminum pipes - amendment No. 1 铝塑复合压力管 第1部分：铝管搭接焊式铝塑管《第1号修改单》 |
China National Standards Part |
English PDF |
| GB/T 12184.2-2022 |
Information processing - magnetic ink character recognition - Part 2: printing specification for CMC7 信息处理 磁墨字符识别 第2部分：CMC7的印制规范 |
China National Standards Part |
English PDF |
| GB/T 12184.1-2022 |
Information processing - magnetic ink character recognition - Part 1: printing specification for E13B 信息处理 磁墨字符识别 第1部分：E13B的印制规范 |
China National Standards Part |
English PDF |
| GB/T 41472.2-2022 |
Geographic information ontology Part 2: ontology development rules of network ontology language (OWL) 地理信息 本体 第2部分：网络本体语言（OWL）本体开发规则 |
China National Standards Part |
English PDF |
| GB/T 4214.16-2022 |
Household and similar electrical appliances - Noise test methods - Particular requirements for waste food processors 家用和类似用途电器噪声测试方法 废弃食物处理器的特殊要求 |
China National Standards Part |
English PDF |
| GB/Z 41476.4-2022 |
Non destructive testing instruments - radiation protection rules for X-ray equipment up to 1mV - Part 4: Calculation of control area 无损检测仪器 1MV以下X射线设备的辐射防护规则 第4部分：控制区域的计算 |
China National Standards Part |
English PDF |
| GB/Z 41476.3-2022 |
Non destructive testing instruments - radiation protection rules for X-ray equipment below 1mV - Part 3: calculation formulas and charts for radiation protection of X-ray equipment below 450kv 无损检测仪器 1MV以下X射线设备的辐射防护规则 第3部分：450kV以下X射线设备辐射防护的计算公式和图表 |
China National Standards Part |
English PDF |
| GB/Z 41476.2-2022 |
Non destructive testing instruments - radiation protection rules for X-ray equipment below 1mV - Part 2: technical requirements for protection 无损检测仪器 1MV以下X射线设备的辐射防护规则 第2部分：防护技术要求 |
China National Standards Part |
English PDF |
| GB/Z 41476.1-2022 |
Non destructive testing instruments - radiation protection rules for X-ray equipment up to 1mV - Part 1: General safety technical requirements 无损检测仪器 1MV以下X射线设备的辐射防护规则 第1部分：通用安全技术要求 |
China National Standards Part |
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 Part |
English PDF |
| GB/Z 27021.11-2022 |
Requirements for audit and certification bodies of conformity assessment management system Part 11: requirements for audit and certification ability of facility management system 合格评定 管理体系审核认证机构要求 第11部分：设施管理管理体系审核及认证能力要求 |
China National Standards Part |
English PDF |
| GB/T 24114.1-2022 |
Mechanical and electrical equipment - digital control system for sewing machinery - Part 1: General technical conditions 机械电气设备 缝制机械数字控制系统 第1部分：通用技术条件 |
China National Standards Part |
English PDF |
| GB/T 22264.1-2022 |
Mounted digital display electrical measuring instruments - Part 1: definitions and general requirements 安装式数字显示电测量仪表 第1部分：定义和通用要求 |
China National Standards Part |
English PDF |
| GB/T 21098-2022 |
Lamp caps and holders and gauges for checking their safety and interchangeability - Part 4: guidelines and general information 灯头、灯座及检验其安全性和互换性的量规 第4部分：导则及一般信息 |
China National Standards Part |
English PDF |
| GB/T 20887.5-2022 |
High strength hot rolled steel sheet and strip for automobile Part 5: martensitic steel 汽车用高强度热连轧钢板及钢带 第5部分:马氏体钢 |
China National Standards Part |
English PDF |
| GB/T 20887.4-2022 |
High strength hot rolled steel sheet and strip for automobile Part 4: transformation induced plastic steel 汽车用高强度热连轧钢板及钢带 第4部分:相变诱导塑性钢 |
China National Standards Part |
English PDF |
| GB/T 20887.3-2022 |
High strength hot rolled steel sheet and strip for automobile Part 3: dual phase steel 汽车用高强度热连轧钢板及钢带 第3部分：双相钢 |
China National Standards Part |
English PDF |
| GB/T 20887.2-2022 |
High strength hot rolled steel sheet and strip for automobile Part 2: high reaming steel 汽车用高强度热连轧钢板及钢带 第2部分：高扩孔钢 |
China National Standards Part |
English PDF |
| GB/T 20564.7-2022 |
High strength tandem cold rolled steel sheet and strip for automobile Part 7: martensitic steel 汽车用高强度冷连轧钢板及钢带 第7部分：马氏体钢 |
China National Standards Part |
English PDF |
| GB/T 19769.4-2022 |
Function blocks - Part 4: Rules for consistent line rules 功能块 第4部分：一致性行规的规则 |
China National Standards Part |
English PDF |
| GB/T 19769.2-2022 |
Function blocks - Part 2: requirements for software tools 功能块 第2部分：软件工具要求 |
China National Standards Part |
English PDF |
| GB/T 19769.1-2022 |
Function block Part 1: structure 功能块 第1部分：结构 |
China National Standards Part |
English PDF |
| GB/T 18998.3-2022 |
Chlorinated polyvinyl chloride (PVC-C) piping systems for industrial use - Part 3: pipe fittings 工业用氯化聚氯乙烯（PVC-C）管道系统 第3部分：管件 |
China National Standards Part |
English PDF |
| GB/T 18998.2-2022 |
Chlorinated polyvinyl chloride (PVC-C) piping systems for industrial use - Part 2: Pipes 工业用氯化聚氯乙烯（PVC-C）管道系统 第2部分：管材 |
China National Standards Part |
English PDF |
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