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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.
  •  China "ratio" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    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
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    GB/T 17215.675-2022 Electrical measurement data exchange DLMS/COSEM components Part 75: Local data transfer configuration for local network (LN)
    电测量数据交换 DLMS/COSEM组件 第75部分:本地网络(LN)的本地数据传输配置
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    GB/T 31464-2022 Grid Operation Guidelines
    电网运行准则
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    GB/T 38812.4-2022 Direct reduced iron - Determination of metallic iron content - Bromine-methanol titration
    直接还原铁 金属铁含量的测定 溴-甲醇滴定法
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    GB/T 41948-2022 Particle Characterization Sample Preparation
    颗粒表征 样品准备
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    GB/T 25915.15-2022 Clean rooms and related controlled environments - Part 15: Suitability assessment of equipment and materials by concentration of gaseous chemicals
    洁净室及相关受控环境 第15部分: 按气态化学物浓度评定设备及材料的适用性
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    GB/T 25915.14-2022 Clean rooms and related controlled environments - Part 14: Assessment of equipment suitability by particle concentration
    洁净室及相关受控环境 第14部分:按粒子浓度评估设备适用性
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    GB/T 34590.7-2022 Road vehicles - Functional safety - Part 7: Production, operation, service and end-of-life
    道路车辆 功能安全 第7部分:生产、运行、服务和报废
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    GB/T 33523.3-2022 Geometric Product Specification (GPS) Surface Structure Area Method Part 3: Set of Specification Operations
    产品几何技术规范(GPS) 表面结构 区域法 第3部分:规范操作集
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    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
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    GB/T 42269-2022 Separation membrane pore size test method - gas permeation method
    分离膜孔径测试方法 气体渗透法
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    GB/T 42186-2022 Operational Specifications for Cold Chain Logistics of Biological Samples for Medical Testing
    医学检验生物样本冷链物流运作规范
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    GB/T 26416.4-2022 Methods for chemical analysis of rare earth iron alloys - Part 4: Determination of iron content - Potassium dichromate titration method
    稀土铁合金化学分析方法 第4部分:铁量的测定 重铬酸钾滴定法
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    GB/T 5686.7-2022 Ferromanganese, manganese silicon alloy, ferromanganese nitride and metal manganese Determination of sulfur content Infrared absorption method and combustion neutralization titration method
    锰铁、锰硅合金、氮化锰铁和金属锰 硫含量的测定 红外线吸收法和燃烧中和滴定法
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    GB/T 42165-2022 Leather - Tests for color fastness - Color fastness to perspiration
    皮革 色牢度试验 耐汗渍色牢度
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    GB/T 42136-2022 Intelligent manufacturing - general requirements for remote operation and maintenance systems
    智能制造 远程运维系统通用要求
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    GB/T 42211-2022 Restoration and reinforcement method of dilapidated and fragile newspaper or periodical cotton net
    糟朽、脆弱报纸或期刊棉网修复加固方法
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    GB/T 42251-2022 Technical Regulations for Ecological Restoration in Mining Subsidence Area
    采矿沉陷区生态修复技术规程
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    GB/T 42239.2-2022 Enzyme preparations for washing - Part 2: Lipases
    洗涤用酶制剂 第2部分:脂肪酶
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    GB/T 42239.1-2022 Enzyme preparations for washing - Part 1: Alkaline protease
    洗涤用酶制剂 第1部分:碱性蛋白酶
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    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
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    GB/T 42175-2022 Determination of copper, lead, zinc, cadmium and chromium in drilling mud and drilling cuttings for offshore oil exploration and development Microwave digestion-inductively coupled plasma mass spectrometry
    海洋石油勘探开发钻井泥浆和钻屑中铜、铅、锌、镉、铬的测定 微波消解-电感耦合等离子体质谱法
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    GB/T 42111-2022 Low-impact development rainwater control and utilization facilities operation and maintenance specifications
    低影响开发雨水控制利用 设施运行与维护规范
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    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
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    GB/T 22342-2022 Oil and gas drilling equipment Design, installation, operation, test and maintenance of downhole safety valve system
    石油天然气钻采设备 井下安全阀系统设计、安装、操作、试验和维护
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    GB 7300.403-2022 Feed additives - Part 4: Enzyme preparations - Cellulase
    饲料添加剂 第4部分:酶制剂 纤维素酶
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    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
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    GB/T 21205-2022 Rotating Electrical Machines Repair, Overhaul and Restoration
    旋转电机 修理、检修和修复
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    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
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    GB/T 41892-2022 Coding guidelines for intelligent ship machinery and equipment information integration
    智能船舶 机械设备信息集成编码指南
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    GB/T 38265.3-2022 Test methods for soldering fluxes - Part 3: Determination of acid value - Potentiometric and visual titration
    软钎剂试验方法 第3部分:酸值的测定 电位滴定法和目视滴定法
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    GB/T 41723-2022 Automation system and integration Complex product digital twin architecture
    自动化系统与集成 复杂产品数字孪生体系架构
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    GB/T 41992-2022 Guidelines for Evaluation of Operational Indexes of Solar Thermal Power Stations
    太阳能热发电站运行指标评价导则
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    GB/T 38265.17-2022 Soldering flux test methods - Part 17: Surface insulation resistance comb test and electrochemical migration test for flux residues
    软钎剂试验方法 第17部分:钎剂残留物的表面绝缘电阻梳刷试验和电化学迁移试验
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    GB/T 23023-2022 Informatization and industrialization integration management system Production equipment operation performance evaluation index set
    信息化和工业化融合管理体系 生产设备运行绩效评价指标集
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    GB/T 23022-2022 Informatization and industrialization integration management system Production equipment operation management specifications
    信息化和工业化融合管理体系 生产设备运行管理规范
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    GB/T 42026-2022 Automation systems and integration Manufacturing supply chain key performance indicators
    自动化系统与集成 制造供应链关键绩效指标
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    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
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    GB/T 28879-2022 Model preparation method of electrical instruments and meters
    电工仪器仪表产品型号编制方法
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    GB/T 41771.4-2022 Field Device Integration Part 4: Packages
    现场设备集成 第4部分:包
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    GB/T 41771.5-2022 Field device integration - Part 5: Information model
    现场设备集成 第5部分:信息模型
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    GB/T 4728.6-2022 Graphical symbols for electrical diagrams - Part 6: Generation and conversion of electrical energy
    电气简图用图形符号 第6部分:电能的发生与转换
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    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
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    GB/T 41869.2-2022 Optics and photonics - Microlens arrays - Part 2: Test methods for wavefront aberrations
    光学和光子学 微透镜阵列 第2部分:波前像差的测试方法
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    GB/T 41877.2-2022 Plastics - Ethylene-vinyl alcohol (EVOH) copolymer molding and extrusion materials - Part 2: Specimen preparation and property determination
    塑料 乙烯-乙烯醇(EVOH)共聚物模塑和挤出材料 第2部分: 试样制备和性能测定
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    GB/T 21540-2022 Hydraulic transmissions - On-line automatic particle counting systems for liquids - Calibration and verification methods
    液压传动 在线液体自动颗粒计数系统 校准和验证方法
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    GB/T 17934.4-2022 Printing technology - Process control of halftone color separation plates, proofs and production prints - Part 4: Publishing gravure printing
    印刷技术 网目调分色版、样张和生产印刷品的加工过程控制 第4部分:出版凹印
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    GB/Z 42004-2022 Consideration of the reference impedance and public power supply network impedance used to determine the disturbance characteristics of electrical equipment (rated current per phase less than or equal to 75A)
    确定电气设备(每相额定电流小于或等于75A)骚扰特性用的参考阻抗和公用供电网络阻抗的考虑
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    GB/T 29268.6-2022 Information technology - Biometric recognition performance testing and reporting - Part 6: Test methods for operational evaluation
    信息技术 生物特征识别性能测试和报告 第6部分:运行评价的测试方法
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    GB/T 41758.2-2022 Plastics - Polyketone (PK) molding and extrusion materials - Part 2: Preparation of test specimens and determination of properties
    塑料 聚酮(PK)模塑和挤出材料 第2部分:试样制备和性能测定
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    GB/T 5686.1-2022 Ferromanganese, manganese silicon alloy, ferromanganese nitride and metal manganese Determination of manganese content Potentiometric titration, ammonium nitrate oxidation titration and perchloric acid oxidation titration
    锰铁、锰硅合金、氮化锰铁和金属锰 锰含量的测定 电位滴定法、硝酸铵氧化滴定法及高氯酸氧化滴定法
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    GB/T 6150.2-2022 Methods for chemical analysis of tungsten concentrates - Part 2: Determination of tin content - Potassium iodate titration and inductively coupled plasma atomic emission spectrometry
    钨精矿化学分析方法 第2部分:锡含量的测定 碘酸钾滴定法和电感耦合等离子体原子发射光谱法
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    GB/Z 41686-2022 Industry Support Walnut Industry Project Operation and Management Guide
    产业帮扶 核桃产业项目运营管理指南
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    GB/Z 40158-2022 Industry Support - Operation and Management Guidelines for Planting Chinese Medicinal Materials Projects
    产业帮扶 种植类中药材项目运营管理指南
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    GB/T 5686.2-2022 Determination of ferromanganese, manganese-silicon alloy, ferromanganese nitride and metal manganese-silicon content Molybdenum blue spectrophotometry, potassium fluorosilicate titration and perchloric acid gravimetric method
    锰铁、锰硅合金、氮化锰铁和金属锰 硅含量的测定 钼蓝分光光度法、氟硅酸钾滴定法和高氯酸重量法
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    GB/T 41872-2022 Heat exchangers used in refrigeration systems and heat pumps—Temperature, pressure and velocity three-field synergy performance test and evaluation method
    制冷系统及热泵用换热器 温度、压力和速度三场协同的性能测试和评价方法
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    GB/T 23011-2022 Integration of informatization and industrialization, digital transformation, value-benefit reference model
    信息化和工业化融合 数字化转型 价值效益参考模型
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    GB/T 41920-2022 Standards for evaluating the operation status of urban buses and trams
    城市公共汽电车运行状况评价规范
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    GB/T 28827.8-2022 Information Technology Service Operation and Maintenance Part 8: Management Requirements for Hospital Information System
    信息技术服务 运行维护 第8部分:医院信息系统管理要求
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    GB/T 41884-2022 Safety specification for vehicle methanol fuel operation
    车用甲醇燃料作业安全规范
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    GB/T 41771.1-2022 Field Device Integration Part 1: Overview
    现场设备集成 第1部分:概述
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    GB/T 41771.2-2022 Field Device Integration Part 2: Client
    现场设备集成 第2部分:客户端
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    GB/T 41771.3-2022 Field Device Integration Part 3: Servers
    现场设备集成 第3部分:服务器
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    GB/T 28827.7-2022 Information technology services - Operation and maintenance - Part 7: Specifications for cost measurement
    信息技术服务 运行维护 第7部分:成本度量规范
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    GB/T 41973-2022 Specifications for balance quality and vibration level of industrial ventilators
    工业通风机 平衡品质与振动等级规范
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    GB/T 41702-2022 In situ generation of nanoparticles reinforced 6000 series aluminum matrix composite extrusion
    原位生成纳米颗粒增强6000系铝基复合材料挤压材
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    GB/T 41640-2022 Critical current measurement Second-generation high-temperature superconducting long tape critical current and its uniformity along the length direction
    临界电流测量 第二代高温超导长带临界电流及其沿长度方向均匀性测量
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    GB/T 41850.8-2022 Mechanical vibration - Measurement and evaluation of machine vibration - Part 8: Reciprocating compressor systems
    机械振动 机器振动的测量和评价 第8部分:往复式压缩机系统
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    GB/T 41996-2022 Switchgear digital workshop operation management model guide
    开关设备数字化车间运行管理模型指南
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    GB/T 35031.302-2022 User end energy management system Part 3-2: Subsystem interface gateway data configuration
    用户端能源管理系统 第3-2部分:子系统接口网关数据配置
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    GB/T 28827.1-2022 Information technology services - Operation and maintenance - Part 1: General requirements
    信息技术服务 运行维护 第1部分:通用要求
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    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
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    GB/T 42006-2022 Plateau Photovoltaic Power Generation Equipment Inspection Specifications
    高原光伏发电设备检验规范
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    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
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    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
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    GB/T 23050-2022 Informatization and Industrialization Integration Management System Supply Chain Digital Management Guide
    信息化和工业化融合管理体系 供应链数字化管理指南
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    GB 41730-2022 Requirements for safe operation of cleaning tanks of oil tankers
    油船清洗舱安全作业要求
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    GB 18180-2022 Requirements for safe operation of liquefied gas ships
    液化气体船舶安全作业要求
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    GB 16994.7-2022 Port Operation Safety Requirements Part 7 Cement
    港口作业安全要求 第7部分 水泥
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    GB/T 41633.2-2022 Insulating liquids - Determination of acid value - Part 2: Colorimetric titration
    绝缘液体 酸值的测定 第2部分:比色滴定法
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    GB/T 41639-2022 Plastics Determination of disintegration rate of plastic materials under laboratory-scale simulated composting conditions
    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
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    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
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    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
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    GB/T 41573-2022 Automation system and integration General requirements for integration of technology resource cloud platform
    自动化系统与集成 科技资源云平台集成通用要求
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    GB/T 41660-2022 Monitoring and Evaluation Method for Energy Utilization of Refrigeration Test Equipment
    制冷试验装置能源利用监测评价方法
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    GB/T 41542-2022 General Specifications for Earth Satellite Orbit Space Environment Exploration Elements
    地球卫星轨道空间环境探测要素通用规范
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    GB/T 41563-2022 General Rules for Fusion and Integration of Consumer Product Safety Data
    消费品安全数据融合与集成通则
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    GB/T 41577-2022 NPP emergency operation intervention level
    核电厂应急操作干预水平
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    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
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    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
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    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
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    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
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    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
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    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
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    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
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    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
    ratio

    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
    ratio

    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
    ratio

    English PDF
    GB/T 21607-2022 Chemicals - Generation toxicity test method
    化学品 一代繁殖毒性试验方法
    China National Standards
    ratio

    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
    ratio

    English PDF

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