China National Standards

China Condition GB Standards List


  •  China "Condition" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 37400.18-2023 General technical Conditions for heavy machinery Part 18: Open gear transmission system {译}
    重型机械通用技术条件 第18部分:开式齿轮传动系统
    China National Standards
    Condition

    English PDF
    GB/T 36558-2023 General technical Conditions for electrochemical energy storage systems in power systems {译}
    电力系统电化学储能系统通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 34877.2-2023 Industrial fans - Determination of fan sound power levels under standard laboratory Conditions - Part 2: Reverberation chamber method {译}
    工业风机 标准实验室条件下风机声功率级的测定 第2部分:混响室法
    China National Standards
    Condition

    English PDF
    GB/T 34877.1-2023 Industrial fans - Determination of fan sound power levels under standard laboratory Conditions - Part 1: General requirements {译}
    工业风机 标准实验室条件下风机声功率级的测定 第1部分:通用要求
    China National Standards
    Condition

    English PDF
    GB/T 30958-2023 Livestock and poultry slaughtering and processing equipment Technical Conditions for pig slaughtering equipment {译}
    畜禽屠宰加工设备 猪屠宰成套设备技术条件
    China National Standards
    Condition

    English PDF
    GB/T 16462.2-2023 Inspection Conditions for CNC lathes and turning centers Part 2: Inspection of geometric accuracy of vertical machine tools {译}
    数控车床和车削中心检验条件 第2部分:立式机床几何精度检验
    China National Standards
    Condition

    English PDF
    GB/T 16462.1-2023 Inspection Conditions for CNC lathes and turning centers Part 1: Inspection of geometric accuracy of horizontal machine tools {译}
    数控车床和车削中心检验条件 第1部分:卧式机床几何精度检验
    China National Standards
    Condition

    English PDF
    GB/T 10739-2023 Paper, paperboard and pulp Standard atmospheric Conditions for specimen handling and testing {译}
    纸、纸板和纸浆 试样处理和试验的标准大气条件
    China National Standards
    Condition

    English PDF
    GB/T 10067.101-2023 Basic technical Conditions for electrothermal and electromagnetic treatment devices Part 101: General requirements for vacuum electrothermal and electromagnetic treatment devices {译}
    电热和电磁处理装置基本技术条件 第101部分:真空电热和电磁处理装置的通用要求
    China National Standards
    Condition

    English PDF
    GB/T 10067.6-2023 Basic technical Conditions for electrothermal and electromagnetic treatment devices Part 6: Industrial microwave heating devices {译}
    电热和电磁处理装置基本技术条件 第6部分:工业微波加热装置
    China National Standards
    Condition

    English PDF
    GB/Z 17624.7-2023 Electromagnetic compatibility Overview Part 7: Power factor of single-phase systems under non-sinusoidal Conditions {译}
    电磁兼容 综述 第7部分:非正弦条件下单相系统的功率因数
    China National Standards
    Condition

    English PDF
    GB/Z 41305.7-2023 Environmental Conditions Vibration and shock of electronic equipment Part 7: Transport by rotorcraft {译}
    环境条件 电子设备振动和冲击 第7部分:利用旋翼飞机运输
    China National Standards
    Condition

    English PDF
    GB/T 9089.3-2023 Electrical installations under severe outdoor Conditions Part 3: General requirements for equipment and accessories {译}
    户外严酷条件下的电气设施 第3部分:设备及附件的一般要求
    China National Standards
    Condition

    English PDF
    GB/T 43298-2023 General technical Conditions for vacuum drainage integrated equipment {译}
    真空排水集成设备通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 43419.2-2023 Heavy metal treatment in rice fields Part 2: Passivation Conditioning {译}
    稻田重金属治理 第2部分:钝化调理
    China National Standards
    Condition

    English PDF
    GB/T 43289-2023 Plastics. Test method for determining the rate of decomposition and extent of disintegration of plastic materials in matrices exposed to the marine environment under laboratory Conditions. {译}
    塑料 实验室条件下测定暴露于海洋环境基质中塑料材料分解率和崩解程度的试验方法
    China National Standards
    Condition

    English PDF
    GB/T 43287-2023 Plastics Determination of the degree of disintegration of plastic materials in the marine environment under actual field Conditions {译}
    塑料 在实际野外条件海洋环境中塑料材料崩解度的测定
    China National Standards
    Condition

    English PDF
    GB/T 23802-2023 Technical delivery Conditions for corrosion-resistant alloy seamless pipes for casing, tubing, coupling blanks and accessory materials for the oil and gas industry {译}
    石油天然气工业 套管、油管、接箍毛坯及附件材料用耐蚀合金无缝管交货技术条件
    China National Standards
    Condition

    English PDF
    GB/T 17758-2023 Unit air Conditioner {译}
    单元式空气调节机
    China National Standards
    Condition

    English PDF
    GB/T 12940-2023 Silver graphite electrical contacts technical Conditions {译}
    银石墨电触头技术条件
    China National Standards
    Condition

    English PDF
    GB/T 43411-2023 Electron beam selective melting additive manufacturing machine tools general technical Conditions {译}
    电子束选区熔化增材制造机床 通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 43336-2023 General technical Conditions for steering wheel control systems {译}
    舵轮控制系统通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 26990-2023 Fuel cell electric vehicle on-board hydrogen system technical Conditions {译}
    燃料电池电动汽车 车载氢系统技术条件
    China National Standards
    Condition

    English PDF
    GB/T 43274-2023 Inorganic soil Conditioners - Determination of total calcium and magnesium content {译}
    无机土壤调理剂 总钙和镁含量的测定
    China National Standards
    Condition

    English PDF
    GB/T 43346-2023 Technical Conditions for starting and stopping the use of lead-acid batteries {译}
    起停用铅酸蓄电池 技术条件
    China National Standards
    Condition

    English PDF
    GB/T 5008.1-2023 Lead-acid batteries for starting use Part 1: Technical Conditions and test methods {译}
    起动用铅酸蓄电池 第1部分:技术条件和试验方法
    China National Standards
    Condition

    English PDF
    GB/T 14713-2023 General technical Conditions for rotary cutting machines {译}
    旋切机通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 15548-2023 General technical Conditions for three-phase synchronous generators driven by reciprocating internal combustion engines {译}
    往复式内燃机驱动的三相同步发电机通用技术条件
    China National Standards
    Condition

    English PDF
    GB 43049-2023 Continuous casting machine safety technical Conditions {译}
    连铸机安全技术条件
    China National Standards
    Condition

    English PDF
    GB/Z 21223.3-2023 Guidelines for statistical analysis of aging test data Part 3: Minimum number of specimens under different test Conditions given test data {译}
    老化试验数据统计分析导则 第3部分:给定试验数据的不同试验条件下的最少试样数量
    China National Standards
    Condition

    English PDF
    GB/T 43231-2023 Petroleum and natural gas industry Shale oil and gas well casing selection and working Condition suitability evaluation {译}
    石油天然气工业 页岩油气井套管选用及工况适用性评价
    China National Standards
    Condition

    English PDF
    GB/T 43188-2023 Guidelines for evaluating the Condition of generator equipment {译}
    发电机设备状态评价导则
    China National Standards
    Condition

    English PDF
    GB/T 43141-2023 Laser Additive Manufacturing Machine Tools General Technical Conditions {译}
    激光增材制造机床 通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 43117-2023 Glass fiber reinforced thermoset plastic (GRP) pipes - Determination of ring creep properties in wet or dry Conditions {译}
    玻璃纤维增强热固性塑料(GRP)管 湿态或干态条件下环蠕变性能的测定
    China National Standards
    Condition

    English PDF
    GB/T 43096-2023 Metal powders. Determination of external specific surface area by powder layer permeability test under steady flow Conditions. {译}
    金属粉末 稳态流动条件下粉末层透过性试验测定外比表面积
    China National Standards
    Condition

    English PDF
    GB/T 42968.1-2023 Integrated circuits - Electromagnetic immunity measurements - Part 1: General Conditions and definitions {译}
    集成电路 电磁抗扰度测量 第1部分:通用条件和定义
    China National Standards
    Condition

    English PDF
    GB/T 34667-2023 General technical Conditions for electric balancing vehicles {译}
    电动平衡车通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 23337-2023 Internal combustion engine intake and exhaust valves technical Conditions {译}
    内燃机 进、排气门 技术条件
    China National Standards
    Condition

    English PDF
    GB/T 23288-2023 General technical Conditions for wooden urns {译}
    木质骨灰盒通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 16739.2-2023 Business Conditions for automobile maintenance industry Part 2: Comprehensive minor repair and special maintenance of automobiles {译}
    汽车维修业经营业务条件 第2部分:汽车综合小修及专项维修业户
    China National Standards
    Condition

    English PDF
    GB/T 16739.1-2023 Business Conditions for automobile repair industry Part 1: Complete automobile repair enterprises {译}
    汽车维修业经营业务条件 第1部分:汽车整车维修企业
    China National Standards
    Condition

    English PDF
    GB/T 12974.2-2023 General technical Conditions for AC elevator motors Part 2: Permanent magnet synchronous motors {译}
    交流电梯电动机通用技术条件 第2部分:永磁同步电动机
    China National Standards
    Condition

    English PDF
    GB/T 12974.1-2023 General technical Conditions for AC elevator motors Part 1: Three-phase asynchronous motors {译}
    交流电梯电动机通用技术条件 第1部分:三相异步电动机
    China National Standards
    Condition

    English PDF
    GB/T 12758-2023 General technical Conditions for urban rail transit signaling systems {译}
    城市轨道交通信号系统通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 10058-2023 Elevator technical Conditions {译}
    电梯技术条件
    China National Standards
    Condition

    English PDF
    GB/T 42831-2023 General technical Conditions for guided service robots {译}
    导引服务机器人 通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 24748-2023 Reciprocating internal combustion engine flywheel technical Conditions {译}
    往复式内燃机 飞轮 技术条件
    China National Standards
    Condition

    English PDF
    GB/T 42868-2023 Technical Conditions of ship's gray water reuse treatment device {译}
    船舶中水回用处理装置技术条件
    China National Standards
    Condition

    English PDF
    GB/T 12918-2023 Technical Conditions for oil tanker oil discharge monitoring system {译}
    油船排油监控系统技术条件
    China National Standards
    Condition

    English PDF
    GB/T 10833-2023 Technical Conditions of marine domestic sewage treatment system {译}
    船用生活污水处理系统技术条件
    China National Standards
    Condition

    English PDF
    GB/T 42817-2023 Technical specifications for the use of soil Conditioners in agricultural product producing areas {译}
    农产品产地土壤改良剂使用技术规范
    China National Standards
    Condition

    English PDF
    GB/T 17421.1-2023 General principles for inspection of machine tools Part 1: Geometric accuracy of machine tools under no-load or quasi-static Conditions {译}
    机床检验通则 第1部分:在无负荷或准静态条件下机床的几何精度
    China National Standards
    Condition

    English PDF
    GB/T 14092.2-2023 Environmental Conditions for mechanical products - Part 2: Cold {译}
    机械产品环境条件 第2部分:寒冷
    China National Standards
    Condition

    English PDF
    GB/T 14092.1-2023 Environmental Conditions for mechanical products - Part 1: Damp heat {译}
    机械产品环境条件 第1部分:湿热
    China National Standards
    Condition

    English PDF
    GB/T 42764-2023 Plastics - Evaluation of the intrinsic aerobic biodegradability of materials exposed to marine inoculum under laboratory mesophilic Conditions - Test methods and requirements {译}
    塑料 在实验室中温条件下暴露于海洋接种物的材料固有需氧生物分解能力评估 试验方法与要求
    China National Standards
    Condition

    English PDF
    GB/T 24747-2023 Organic heat transfer material safety technical Conditions {译}
    有机热载体安全技术条件
    China National Standards
    Condition

    English PDF
    GB/T 4798.4-2023 Classification of environmental Conditions Classification of environmental parameter groups and their severity levels Part 4: Stationary use in places without weather protection {译}
    环境条件分类 环境参数组分类及其严酷程度分级 第4部分:无气候防护场所固定使用
    China National Standards
    Condition

    English PDF
    GB/T 4798.3-2023 Classification of environmental Conditions Classification of environmental parameter groups and their severity classification Part 3: Stationary use in places with weather protection {译}
    环境条件分类 环境参数组分类及其严酷程度分级 第3部分:有气候防护场所固定使用
    China National Standards
    Condition

    English PDF
    GB/T 9089.2-2023 Electrical installations under severe outdoor Conditions - Part 2: General protection requirements {译}
    户外严酷条件下的电气设施 第2部分:一般防护要求
    China National Standards
    Condition

    English PDF
    GB/T 42567.3-2023 Reference Conditions and procedures for testing transmitters for industrial process measurement Part 3: Specific procedures for temperature transmitters {译}
    工业过程测量变送器试验的参比条件和程序 第3部分:温度变送器的特定程序
    China National Standards
    Condition

    English PDF
    GB/T 42567.2-2023 Reference Conditions and procedures for testing transmitters for industrial process measurement Part 2: Specific procedures for pressure transmitters {译}
    工业过程测量变送器试验的参比条件和程序 第2部分:压力变送器的特定程序
    China National Standards
    Condition

    English PDF
    GB/T 42567.1-2023 Reference Conditions and procedures for testing transmitters for industrial process measurement Part 1: General procedures for all types of transmitters {译}
    工业过程测量变送器试验的参比条件和程序 第1部分:所有类型变送器的通用程序
    China National Standards
    Condition

    English PDF
    GB/T 16732-2023 Units of measurement and symbols for building heating, ventilation, air Conditioning and purification equipment {译}
    建筑供暖通风空调净化设备 计量单位及符号
    China National Standards
    Condition

    English PDF
    GB/T 42613-2023 Plain bearings - Tests for bearing materials - Resistance to corrosion by lubricants under static Conditions {译}
    滑动轴承 轴承材料试验 静态条件下抗润滑剂腐蚀能力
    China National Standards
    Condition

    English PDF
    GB/T 42307-2023 Fertilizers and soil Conditioners - Determination of biuret content in urea-based fertilizers - High performance liquid chromatography {译}
    肥料和土壤调理剂 尿素基肥料中缩二脲含量的测定 高效液相色谱法
    China National Standards
    Condition

    English PDF
    GB/T 24002.1-2023 Environmental management system - Application of GB/T 24001 Guidelines for managing environmental aspects and responding to environmental Conditions for environmental subject areas - Part 1: General principles {译}
    环境管理体系 针对环境主题领域应用 GB/T 24001管理环境因素和应对环境状况的指南 第1部分:通则
    China National Standards
    Condition

    English PDF
    GB/T 42368-2023 Method for Determination of Explosive Limits of Combustible Gas (Steam) under High Temperature and High Pressure Conditions {译}
    高温高压条件下可燃气体(蒸气)爆炸极限测定方法
    China National Standards
    Condition

    English PDF
    GB/T 10592-2023 High and low temperature test chamber technical Conditions {译}
    高低温试验箱技术条件
    China National Standards
    Condition

    English PDF
    GB/T 27874-2023 Technical Conditions and evaluation methods for the use of marine energy-saving products {译}
    船舶节能产品使用技术条件及评定方法
    China National Standards
    Condition

    English PDF
    GB/T 42393-2023 Method for drawing regional wind damage distribution map of power grid under high altitude micro-topography and micro-meteorological Conditions {译}
    高海拔微地形微气象条件下电网区域风害分布图绘制方法
    China National Standards
    Condition

    English PDF
    GB/Z 28820.4-2022 Long-term radiation aging of polymers - Part 4: Effect of different temperatures and dose rates under radiation Conditions {译}
    聚合物长期辐射老化 第4部分:辐射条件下不同温度和剂量率的影响
    China National Standards
    Condition

    English PDF
    GB/T 19608.2-2022 Classification of special environmental Conditions Part 2: hot and dry desert {译}
    特殊环境条件分级 第2部分:干热沙漠
    China National Standards
    Condition

    English PDF
    GB/T 19608.1-2022 Classification for special environmental Conditions Part 1: Dry heat {译}
    特殊环境条件分级 第1部分:干热
    China National Standards
    Condition

    English PDF
    GB/T 1040.2-2022 Plastics - Determination of tensile properties - Part 2: Test Conditions for molded and extruded plastics {译}
    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
    Condition

    English PDF
    GB/T 41639-2022 Plastics Determination of disintegration rate of plastic materials under laboratory-scale simulated composting Conditions {译}
    塑料 在实验室规模模拟堆肥化条件下塑料材料崩解率的测定
    China National Standards
    Condition

    English PDF
    GB/T 41376-2022 General technical Conditions for beer machinery {译}
    啤酒机械通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 5336-2022 Auto body repair technical Conditions {译}
    汽车车身修理技术条件
    China National Standards
    Condition

    English PDF
    GB/T 23336-2022 General technical Conditions for semi-trailers {译}
    半挂车通用技术条件
    China National Standards
    Condition

    English PDF
    GB/Z 41305.2-2022 Environmental Conditions - vibration and shock of electronic equipment - Part 2: storage and handling of equipment {译}
    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
    Condition

    English PDF
    GB/T 24114.1-2022 Mechanical and electrical equipment - digital control system for sewing machinery - Part 1: General technical Conditions {译}
    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
    Condition

    English PDF
    GB/T 18743.2-2022 Thermoplastics pipes - Determination of impact strength of simply supported beams - Part 2: test Conditions for pipes of different materials {译}
    热塑性塑料管材 简支梁冲击强度的测定 第2部分:不同材料管材的试验条件
    China National Standards
    Condition

    English PDF
    GB/T 18380.34-2022 Fire tests of electric and optical cables under fire Conditions - Part 34: vertical flame spread test for vertically mounted bunched wires and cables, class B {译}
    电缆和光缆在火焰条件下的燃烧试验 第34部分:垂直安装的成束电线电缆火焰垂直蔓延试验 B类
    China National Standards
    Condition

    English PDF
    GB/T 18380.33-2022 Fire tests of electric and optical cables under fire Conditions - Part 33: vertical flame spread test for vertically mounted bunched wires and cables, class A {译}
    电缆和光缆在火焰条件下的燃烧试验 第33部分:垂直安装的成束电线电缆火焰垂直蔓延试验 A类
    China National Standards
    Condition

    English PDF
    GB/T 18380.32-2022 Fire tests of electric and optical cables under fire Conditions - Part 32: vertical flame spread test for vertically mounted bunched wires and cables, class A, f / R {译}
    电缆和光缆在火焰条件下的燃烧试验 第32部分:垂直安装的成束电线电缆火焰垂直蔓延试验 A F/R类
    China National Standards
    Condition

    English PDF
    GB/T 41427-2022 Guide for Condition monitoring and evaluation of quality and safety production process of household appliances {译}
    家用电器质量安全 生产过程状态监测与评价指南
    China National Standards
    Condition

    English PDF
    GB/T 41415-2022 Textiles - Determination of dimensional change rate under dry, wet and hot Conditions {译}
    纺织品 干湿热条件下尺寸变化率的测定
    China National Standards
    Condition

    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
    Condition

    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
    Condition

    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
    Condition

    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
    Condition

    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
    Condition

    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
    Condition

    English PDF
    GB/T 17951-2022 General technical Conditions of hard magnetic materials
    硬磁材料一般技术条件
    China National Standards
    Condition

    English PDF
    GB/T 42284.5-2022 Road vehicles - Environmental Conditions and tests for electrical and electronic equipment used in electric vehicle drive systems - Part 5: Chemical loads {译}
    道路车辆 电动汽车驱动系统用电气及电子设备的环境条件和试验 第5部分:化学负荷
    China National Standards
    Condition

    English PDF
    GB/T 42284.4-2022 Road vehicles - Environmental Conditions and tests for electrical and electronic equipment used in electric vehicle drive systems - Part 4: Climatic loads {译}
    道路车辆 电动汽车驱动系统用电气及电子设备的环境条件和试验 第4部分:气候负荷
    China National Standards
    Condition

    English PDF
    GB/T 42284.3-2022 Road vehicles - Environmental Conditions and tests for electrical and electronic equipment used in electric vehicle drive systems - Part 3: Mechanical loads {译}
    道路车辆 电动汽车驱动系统用电气及电子设备的环境条件和试验 第3部分:机械负荷
    China National Standards
    Condition

    English PDF
    GB/T 42284.1-2022 Road vehicles - Environmental Conditions and tests for electrical and electronic equipment used in electric vehicle drive systems - Part 1: General provisions {译}
    道路车辆 电动汽车驱动系统用电气及电子设备的环境条件和试验 第1部分:一般规定
    China National Standards
    Condition

    English PDF
    GB/T 42164-2022 Leather - Chemical tests - Determination of hexavalent chromium content under heat aging Conditions {译}
    皮革 化学试验 热老化条件下六价铬含量的测定
    China National Standards
    Condition

    English PDF
    GB/T 25857-2022 Low ambient temperature air source multi-connected heat pump (air Conditioner) unit {译}
    低环境温度空气源多联式热泵(空调)机组
    China National Standards
    Condition

    English PDF
    GB/T 13957-2022 Technical Conditions of basic series of large three-phase asynchronous motors {译}
    大型三相异步电动机基本系列技术条件
    China National Standards
    Condition

    English PDF
    GB/T 42141-2022 Design criteria for radiation protection of nuclear island buildings under accident Conditions in pressurized water reactor nuclear power plants {译}
    压水堆核电厂事故工况核岛厂房辐射防护设计准则
    China National Standards
    Condition

    English PDF
    GB/T 42267-2022 Determination of compression set of flexible porous polymeric materials under wet Conditions {译}
    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
    Condition

    English PDF
    GB/T 41718-2022 Guidelines for the Condition Monitoring and Management of Key Equipment in Nuclear Power Plants {译}
    核电厂关键设备状态监测管理导则
    China National Standards
    Condition

    English PDF
    GB/T 20626.3-2022 Special environmental Conditions High altitude electrical and electronic products - Part 3: Protection requirements for lightning, pollution and condensation {译}
    特殊环境条件 高原电工电子产品 第3部分:雷电、污秽、凝露的防护要求
    China National Standards
    Condition

    English PDF
    GB/T 7725-2022 room air Conditioner {译}
    房间空气调节器
    China National Standards
    Condition

    English PDF
    GB/T 25742.4-2022 Machine Condition monitoring and diagnostics - Data processing, communication and presentation - Part 4: Presentation {译}
    机器状态监测与诊断 数据处理、通信与表示 第4部分:表示
    China National Standards
    Condition

    English PDF
    GB/T 23718.7-2022 Machine Condition monitoring and diagnostics - Requirements for personnel qualification and assessment - Part 7: Thermal imaging {译}
    机器状态监测与诊断 人员资格与人员评估的要求 第7部分:热成像
    China National Standards
    Condition

    English PDF
    GB/T 22359.1-2022 Earth-moving and building construction machinery - Electromagnetic compatibility (EMC) of machines with built-in power supply - Part 1: General requirements for EMC under typical electromagnetic environmental Conditions {译}
    土方机械与建筑施工机械 内置电源机器的电磁兼容性(EMC) 第1部分:典型电磁环境条件下的EMC一般要求
    China National Standards
    Condition

    English PDF
    GB/T 30966.6-2022 Wind turbines - Communications for wind farm monitoring systems - Part 6: Logical node classes and data classes for Condition monitoring {译}
    风力发电机组 风力发电场监控系统通信 第6部分:状态监测的逻辑节点类和数据类
    China National Standards
    Condition

    English PDF
    GB 16993-2021 Safety regulations for avoid working under hazardous Condition of oxygen deficiency in enclosed spaces aboard ships
    防止船舶封闭处所缺氧危险作业安全规程
    China National Standards
    Condition

    English PDF
    GB/T 40501-2021 General Condition of vehicle dynamics test for passenger cars
    轻型汽车操纵稳定性试验通用条件
    China National Standards
    Condition

    English PDF
    GB/T 40471-2021 Livestock and poultry slaughtering and processing equipment—Technical Conditions for complete sets of sheep and goat slaughtering equipment
    畜禽屠宰加工设备 羊屠宰成套设备技术条件
    China National Standards
    Condition

    English PDF
    GB/T 40470-2021 Livestock and poultry slaughtering and processing equipment—Technical Conditions for complete sets of poultry slaughtering equipment
    畜禽屠宰加工设备 禽屠宰成套设备技术条件
    China National Standards
    Condition

    English PDF
    GB/T 40469-2021 Livestock and poultry slaughtering and processing equipment—Technical Conditions for complete sets of cattle slaughtering equipment
    畜禽屠宰加工设备 牛屠宰成套设备技术条件
    China National Standards
    Condition

    English PDF
    GB/T 40399-2021 General technical Conditions for precast concrete part of prefabricated construction
    装配式混凝土建筑用预制部品通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 40390-2021 Evaluation requirements for dedicated outdoor air Conditioning equipment
    独立新风空调设备评价要求
    China National Standards
    Condition

    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
    Condition

    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
    Condition

    English PDF
    GB/T 40499-2021 General Condition of vehicle dynamics test for heavy vehicles and buses
    重型汽车操纵稳定性试验通用条件
    China National Standards
    Condition

    English PDF
    GB/T 40277-2021 Paper,board and pulps—Measurement of diffuse blue reflectance factor(ISO brightness)—Indoor daylight Conditions
    纸、纸板和纸浆 蓝光漫反射因数(ISO亮度)的测定 室内日光条件
    China National Standards
    Condition

    English PDF
    GB/T 40274-2021 Tissue paper—Assessment and monitoring guidelines to quality safety Condition of production process
    生活用纸 生产过程质量安全状态监测与评价指南
    China National Standards
    Condition

    English PDF
    GB/T 40269-2021 Absorbent sanitary paper products—Assessment and monitoring guidelines to quality safety Condition of production process
    吸收性卫生用纸制品 生产过程质量安全状态监测与评价指南
    China National Standards
    Condition

    English PDF
    GB/T 40238-2021 Reaction to fire tests for building materials and products—General rules for selection of substrates,Conditioning and mounting of specimen
    建筑材料及制品燃烧试验 基材选取、试样状态调节和安装要求
    China National Standards
    Condition

    English PDF
    GB/T 40118-2021 Plain bearings—Testing under Conditions of hydrodynamic and mixed lubrication in test rigs
    滑动轴承 流体动压和混合润滑条件台架试验
    China National Standards
    Condition

    English PDF
    GB/T 39976-2021 Evaporation cooling outdoor air Conditioning equipment
    蒸发冷却式新风空调设备
    China National Standards
    Condition

    English PDF
    GB/T 38047.2-2021 Evaluation methods for reliability on smart household appliances - Part 2: Special requirements for room air Conditioners
    智能家用电器可靠性评价方法 第2部分:房间空气调节器的特殊要求
    China National Standards
    Condition

    English PDF
    GB/T 15765-2021 Hermetic motor-compressors for room air Conditioners
    房间空气调节器用全封闭型电动机-压缩机
    China National Standards
    Condition

    English PDF
    GB/T 4798.2-2021 Classification of environmental Conditions—Classification of groups of environmental parameters and their severities—Part 2:Transportation and handling
    环境条件分类 环境参数组分类及其严酷程度分级 第2部分:运输和装卸
    China National Standards
    Condition

    English PDF
    GB/T 22394.2-2021 Condition monitoring and diagnostics of machines - Data interpretation and diagnostics techniques - Part 2: Data-driven applications
    机器状态监测与诊断 数据判读与诊断技术 第2部分:数据驱动的应用
    China National Standards
    Condition

    English PDF
    GB/T 19216.3-2021 Circuit integrity test for electric cables or optical fiber cables under fire Conditions—Part 3:Test method for fire with shock at a temperature of at least 830℃ for cables of rated voltage up to and including 0.6/1 kV tested in a metal enclosure
    在火焰条件下电缆或光缆的线路完整性试验 第3部分:火焰温度不低于830 ℃的供火并施加冲击振动,额定电压0.6/1 kV及以下电缆穿在金属管中进行的试验方法
    China National Standards
    Condition

    English PDF
    GB/T 19216.2-2021 Circuit integrity test for electric cables or optical fiber cables under fire Conditions - Part 2: Test method for fire with shock at a temperature of at least 830 ℃ for cables of rated voltage up to and including 0.6/1 kV and with an overall diameter not
    在火焰条件下电缆或光缆的线路完整性试验 第2部分:火焰温度不低于830 ℃的供火并施加冲击振动,额定电压0.6/1 kV及以下外径不超过20 mm电缆的试验方法
    China National Standards
    Condition

    English PDF
    GB/T 19216.1-2021 Circuit integrity test for electric cables or optical fiber cables under fire Conditions-Part 1:Test method for fire with shock at atemperature of at least 830 ℃ for cables of rated voltage up to and including 0.6/ 1 kV and with an overall diameter exceed
    在火焰条件下电缆或光缆的线路完整性试验 第1部分:火焰温度不低于830 ℃的供火并施加冲击振动,额定电压0.6/1 kV及以下外径超过20 mm电缆的试验方法
    China National Standards
    Condition

    English PDF
    GB 16993-2021 Safety regulations for avoid working under hazardous Condition of oxygen deficiency in enclosed spaces aboard ships
    防止船舶封闭处所缺氧危险作业安全规程
    China National Standards
    Condition

    English PDF
    GB/T 40003-2021 Sensory analysis—Service Condition for the wine-tasting glass
    感官分析 葡萄酒品评杯使用要求
    China National Standards
    Condition

    English PDF
    GB/T 40002-2021 Sensory analysis—Service Condition for the wine-tasting glass
    牙膏对口腔硬组织的安全评价
    China National Standards
    Condition

    English PDF
    GB/T 39991-2021 Sensory analysis—Service Condition for the olive oil tasting glass
    感官分析 橄榄油品评杯使用要求
    China National Standards
    Condition

    English PDF
    GB/T 12786-2021 General technical Conditions for automatic internal combustion engine power stations
    自动化内燃机电站通用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 17651.2-2021 Measurement of smoke density of cables or optical fiber cables burning under defined Conditions - Part 2: Test procedure and requirements
    电缆或光缆在特定条件下燃烧的烟密度测定 第2部分:试验程序和要求
    China National Standards
    Condition

    English PDF
    GB/T 17651.1-2021 Measurement of smoke density of cables or optical fiber cables burning under defined Conditions-Part 1:Test apparatus
    电缆或光缆在特定条件下燃烧的烟密度测定 第1部分:试验装置
    China National Standards
    Condition

    English PDF
    GB/T 17215.211-2021 Electricity metering equipment(AC)—General requirements, tests and test Conditions—Part 11:Metering equipment
    电测量设备(交流) 通用要求、试验和试验条件 第11部分:测量设备
    China National Standards
    Condition

    English PDF
    GB/T 39926-2021 Hydraulic fluid power—Filter element test methods—Thermal Conditioning and cold start-up simulation
    液压传动 滤芯试验方法 热工况和冷启动模拟
    China National Standards
    Condition

    English PDF
    GB/T 39761.1-2021 Green product assessment—Household electric appliances—Part 1:Refrigerators, air-Conditioners and washing machines
    绿色产品评价 家用电器 第1部分:电冰箱、空调器和洗衣机
    China National Standards
    Condition

    English PDF
    GB/T 25388.1-2021 Wind turbines generator system—Double-fed converter—Part 1: Technical Condition
    风力发电机组 双馈式变流器 第1部分:技术条件
    China National Standards
    Condition

    English PDF
    GB/T 25386.1-2021 Wind turbines—Control system—Part 1:Technical Condition
    风力发电机组 控制系统 第1部分:技术条件
    China National Standards
    Condition

    English PDF
    GB/T 20645-2021 Specific environmental Condition—Technical requirements of low-voltage apparatuses for plateau
    特殊环境条件 高原用低压电器技术要求
    China National Standards
    Condition

    English PDF
    GB/T 18400.10-2021 Test Conditions for machining centres—Part 10:Evaluation of thermal distortions
    加工中心检验条件 第10部分:热变形的评定
    China National Standards
    Condition

    English PDF
    GB/T 17215.221-2021 Electricity metering equipment(a. c. ) -- General requirements, tests and test Conditions -- Part 21: Tariff and load control equipment
    电测量设备(交流) 通用要求、试验和试验条件 第21部分:费率和负荷控制设备
    China National Standards
    Condition

    English PDF
    GB/T 4797.9-2021 Classification of environmental Conditions—Environmental conditions appearing in nature—Measured shock and vibration data during storage, transportation and in-use
    环境条件分类 自然环境条件 贮存、运输和使用过程中测得的冲击和振动数据
    China National Standards
    Condition

    English PDF
    GB/T 26024-2021 Seamless copper and copper alloys tube for valves on air-Conditioning and refrigeration system
    空调与制冷系统阀件用铜及铜合金无缝管
    China National Standards
    Condition

    English PDF
    GB/T 22473.1-2021 Batteries used for energy storage -- Part 1: Photovoltaic off-grid application technical Conditions
    储能用蓄电池? 第1部分:光伏离网应用技术条件
    China National Standards
    Condition

    English PDF
    GB/T 5289.2-2021 Test Conditions for testing the accuracy of boring and milling machines with horizontal spindle—Part 2:Machines with movable column and fixed table
    卧式铣镗床精度检验条件 第2部分:带移动立柱和固定工作台的机床
    China National Standards
    Condition

    English PDF
    GB/T 20969.5-2021 Special environmental Condition—Machinery for plateau—Part 5:Guide rule of test for plateau natural environment—Construction machinery
    特殊环境条件 高原机械 第5部分:高原自然环境试验导则 工程机械
    China National Standards
    Condition

    English PDF
    GB/T 20969.4-2021 Special environmental Condition—Machinery for plateau—Part 4:Guide rule of test for plateau natural environment—Internal combustion engines
    特殊环境条件 高原机械 第4部分:高原自然环境试验导则 内燃动力机械
    China National Standards
    Condition

    English PDF
    GB/T 20969.2-2021 Special environmental Condition—Machinery for plateau—Part 2:Requirement for construction machinery on plateau
    特殊环境条件 高原机械 第2部分:高原对工程机械的要求
    China National Standards
    Condition

    English PDF
    GB/T 20969.1-2021 Special environmental Condition—Machinery for plateau—Part 1: Requirements for internal combustion engines on plateau
    特殊环境条件 高原机械 第1部分:高原对内燃动力机械的要求
    China National Standards
    Condition

    English PDF
    GB/T 31723.414-2021 Metallic communication cable test methods—Part 4-14: Electromagnetic compatibility (EMC)—Coupling attenuation of cable assemblies (field Conditions)—Absorbing clamp method
    金属通信电缆试验方法 第4-14部分:电磁兼容 电缆组件(现场条件)的耦合衰减 吸收钳法
    China National Standards
    Condition

    English PDF
    GB/T 31723.413-2021 Metallic communication cable test methods—Part 4-13: Electromagnetic compatibility (EMC)—Coupling attenuation of links and channels(laboratory Conditions)—Absorbing clamp method
    金属通信电缆试验方法 第4-13部分:电磁兼容 链路和信道(实验室条件)的耦合衰减 吸收钳法
    China National Standards
    Condition

    English PDF
    GB/T 41194-2021 Technical specification for body Condition score of beef cows
    肉用母牛体况评分技术规范
    China National Standards
    Condition

    English PDF
    GB/T 40806-2021 Airborne noise emitted by machine tools—Operating Conditions for metal-cutting machines
    机床发射空气传播噪声 金属切削机床的操作条件
    China National Standards
    Condition

    English PDF
    GB/T 40860-2021 Analysis requirements for design extension Conditions of pressurized water reactor nuclear power plants
    压水堆核电厂设计扩展工况分析要求
    China National Standards
    Condition

    English PDF
    GB/T 40742.1-2021 Geometrical product specifications (GPS)—Geometrical precision verification—Part 1:Basic concept and measurement—Symbol,terminology,measuring Conditions and procedures
    产品几何技术规范(GPS) 几何精度的检测与验证 第1部分:基本概念和测量基础 符号、术语、测量条件和程序
    China National Standards
    Condition

    English PDF
    GB/T 17215.231-2021 Electricity metering equipment(AC)—General requirements, tests and test Conditions—Part 31:Product safety requirements and tests
    电测量设备(交流) 通用要求、试验和试验条件 第31部分:产品安全要求和试验
    China National Standards
    Condition

    English PDF
    GB/T 3836.33-2021 Explosive atmospheres—Part 33:Equipment in adverse service Conditions
    爆炸性环境 第33部分:严酷工作条件用设备
    China National Standards
    Condition

    English PDF
    GB/T 40578-2021 Measurement methods for noise emitted by light-duty vehicles in multiple driving mode Conditions
    轻型汽车多工况行驶车外噪声测量方法
    China National Standards
    Condition

    English PDF
    GB/T 40673-2021 Timekeeping instruments—Conditions for carrying out checks on radioluminescent deposits
    计时仪器 辐射发光涂层检验条件
    China National Standards
    Condition

    English PDF
    GB/T 40711.3-2021 Off-cycle technology/device energy saving effects evaluation methods for passenger cars—Part 3:Automotive air Conditioner
    乘用车循环外技术/装置节能效果评价方法 第3部分:汽车空调
    China National Standards
    Condition

    English PDF
    GB/T 9089.1-2021 Electrical installations for outdoor sites under heavy Conditions—Part 1: Vocabulary
    户外严酷条件下的电气设施 第1部分:术语
    China National Standards
    Condition

    English PDF
    GB 21454-2021 Minimum allowable values of the energy efficiency and energy efficiency grades for multi-connected air-Condition (heat pump) units
    多联式空调(热泵)机组能效限定值及能效等级
    China National Standards
    Condition

    English PDF
    GB/T 39511-2020 Practice specification for healthcare Conditioning massage technique
    保健调理按摩技术操作规范
    China National Standards
    Condition

    English PDF
    GB/T 39006-2020 Requirements and test methods of special climate Conditions reliability for industrial robots
    工业机器人特殊气候环境可靠性要求和测试方法
    China National Standards
    Condition

    English PDF
    GB/T 5097-2020 Non-destructive testing—Penetrant testing and magnetic particle testing—Viewing Conditions
    无损检测 渗透检测和磁粉检测 观察条件
    China National Standards
    Condition

    English PDF
    GB/T 24328.8-2020 Tissue paper and tissue products—Part 8: Determination of optical properties—Measurement of brightness and colour—D65/10°(outdoor daylight Conditions)
    卫生纸及其制品 第8部分:光学性能的测定 亮度和颜色的测定 D65/10°(室外日光条件)
    China National Standards
    Condition

    English PDF
    GB/T 38761-2020 Geometrical product specifications (GPS)—Characteristics and Conditions—Definitions
    产品几何技术规范(GPS) 特征和条件 定义
    China National Standards
    Condition

    English PDF
    GB/T 36668.5-2020 Condition monitoring and fault diagnostics of amusement device—Part 5: Stress detection and monitoring methods
    游乐设施状态监测与故障诊断 第5部分:应力检测/监测方法
    China National Standards
    Condition

    English PDF
    GB/T 36668.4-2020 Condition monitoring and fault diagnostics of amusement device—Part 4:Vibration monitoring method
    游乐设施状态监测与故障诊断 第4部分:振动监测方法
    China National Standards
    Condition

    English PDF
    GB/T 39673.51-2020 Home and building electronic systems (HBES) and building automation and control systems (BACS) —Part 51: EMC requirements, Conditions and test set-up
    住宅和楼宇电子系统(HBES)及楼宇自动化和控制系统(BACS) 第51部分:EMC要求、条件和测试布置
    China National Standards
    Condition

    English PDF
    GB/T 39631-2020 General specification for servo motor system in air Conditioning compressor of new energy vehicles
    新能源汽车空调压缩机用伺服电动机系统通用规范
    China National Standards
    Condition

    English PDF
    GB/T 20996.3-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 3: Dynamic Conditions
    采用电网换相换流器的高压直流系统的性能 第3部分:动态
    China National Standards
    Condition

    English PDF
    GB/T 20996.1-2020 Performance of high-voltage direct current (HVDC) systems with line-commutated converters—Part 1: Steady-state Conditions
    采用电网换相换流器的高压直流系统的性能 第1部分:稳态
    China National Standards
    Condition

    English PDF
    GB/T 39548-2020 Determination of retention rate on thermal resistance of vacuum insulation panels(VIP) in hygrothermal Conditions
    真空绝热板湿热条件下热阻保留率的测定
    China National Standards
    Condition

    English PDF
    GB/T 39613-2020 Specifications for quality inspection and acceptance of geographic Conditions monitoring achievements
    地理国情监测成果质量检查与验收
    China National Standards
    Condition

    English PDF
    GB/T 39434-2020 Technical requirement for ozone treatment recirculating cooling water for central air Conditioning
    臭氧处理中央空调循环冷却水技术要求
    China National Standards
    Condition

    English PDF
    GB/T 39324-2020 Technical guide for main equipment Condition based maintenance decision support system for smart hydropower plant
    智能水电厂主设备状态检修决策支持系统技术导则
    China National Standards
    Condition

    English PDF
    GB/T 39275-2020 Power electronics systems and equipment—Operation Conditions and characteristics of active infeed converter (AIC) applications
    电力电子系统和设备 有源馈电变流器(AIC)应用的运行条件和特性
    China National Standards
    Condition

    English PDF
    GB/T 39229-2020 Fertilizers and soil Conditioners—Determination of arsenic,cadmium,chromium,lead and mercury contents
    肥料和土壤调理剂 砷、镉、铬、铅、汞含量的测定
    China National Standards
    Condition

    English PDF
    GB 21455-2019 Minimum allowable values of the energy efficiency and energy efficiency grades for room air Conditioners
    房间空气调节器能效限定值及能效等级
    China National Standards
    Condition

    English PDF
    GB/T 38332-2019 Smart grid customer automatic demand response—Technical Condition of central air conditioning system terminal
    智能电网用户自动需求响应 集中式空调系统终端技术条件
    China National Standards
    Condition

    English PDF
    GB/T 38269-2019 Corrosion of metals and alloys—Accelerated cyclic corrosion tests with exposure to synthetic ocean water salt-deposition process—Dry and wet Conditions at constant absolute humidity
    金属和合金的腐蚀 含人造海水沉积盐过程的循环加速腐蚀试验 恒定绝对湿度下干燥/湿润
    China National Standards
    Condition

    English PDF
    GB/T 26218.4-2019 Selection and dimensioning of high-voltage insulators intended for use in polluted Conditions—Part 4: Insulators for d.c. systems
    污秽条件下使用的高压绝缘子的选择和尺寸确定 第4部分:直流系统用绝缘子
    China National Standards
    Condition

    English PDF
    GB/T 4797.4-2019 Classification of environmental Conditions—Environmental conditions appearing in nature—Solar radiation and temperature
    环境条件分类 自然环境条件 太阳辐射与温度
    China National Standards
    Condition

    English PDF
    GB/T 38430-2019 Corrosion of metals and alloys—Test method for isothermal-exposure oxidation testing under high-temperature corrosion Conditions for metallic materials
    金属和合金的腐蚀 金属材料在高温腐蚀条件下的等温暴露氧化试验方法
    China National Standards
    Condition

    English PDF
    GB/T 36668.6-2019 Condition monitoring and fault diagnostics of amusement device—Part 6:Operating parameters monitoring method
    游乐设施状态监测与故障诊断 第6部分:运行参数监测方法
    China National Standards
    Condition

    English PDF
    GB/T 19873.3-2019 Condition monitoring and diagnostics of machines—Vibration condition monitoring—Part 3:Guidelines for vibration diagnosis
    机器状态监测与诊断 振动状态监测 第3部分:振动诊断指南
    China National Standards
    Condition

    English PDF
    GB/T 38269-2019 Corrosion of metals and alloys—Accelerated cyclic corrosion tests with exposure to synthetic ocean water salt-deposition process—Dry and wet Conditions at constant absolute humidity
    金属和合金的腐蚀 含人造海水沉积盐过程的循环加速腐蚀试验 恒定绝对湿度下干燥/湿润
    China National Standards
    Condition

    English PDF
    GB/T 26218.4-2019 Selection and dimensioning of high-voltage insulators intended for use in polluted Conditions—Part 4: Insulators for d.c. systems
    污秽条件下使用的高压绝缘子的选择和尺寸确定 第4部分:直流系统用绝缘子
    China National Standards
    Condition

    English PDF
    GB/T 4797.4-2019 Classification of environmental Conditions—Environmental conditions appearing in nature—Solar radiation and temperature
    环境条件分类 自然环境条件 太阳辐射与温度
    China National Standards
    Condition

    English PDF
    GB 50365-2019 Standard for operation and management of central air Conditioning system
    空调通风系统运行管理标准
    China National Standards
    Condition

    English PDF
    GB/T 37942-2019 Quality control of production process—Condition monitoring of equipment
    生产过程质量控制 设备状态监测
    China National Standards
    Condition

    English PDF
    GB/T 37879-2019 Intelligentization technology for intelligent household appliances—Particular requirements for room air Conditioner
    智能家用电器的智能化技术 空调器的特殊要求
    China National Standards
    Condition

    English PDF
    GB/T 22049-2019 Footwear—Standard atmospheres for Conditioning and testing of footwear and components for footwear
    鞋类 鞋类和鞋类部件环境调节及试验用标准环境
    China National Standards
    Condition

    English PDF

    Find out:500Items   |  To Page of: First -Previous-Next -Last  | 1 2 3

     

    +86-755-25831330        info@transcustoms.com 
    106# Zhongmao Mansion,No.1 Beizhan Road,Shenzhen,China
    ©  RJS Copyright  2001-2025 All Rights Reserved

    - Since 2001 -
    Focus on China Standards & Compliance Services

    www.rjs.cn

    China Licenses

    www.transcustoms.com

    China HS code & Tariff

    www.gbstandards.org

    China National Standards