2021 year China issued GB standards list


	GB/T 4214.13-2021 Test method for noise of household and similar electrical appliances—Particular requirements for range hoods and other cooking fume extractors 家用和类似用途电器噪声测试方法吸油烟机及其他烹饪烟气吸排装置的特殊要求
	GB/T 15901-2021 Chemical reagent—Copper（Ⅱ） chloride dihydrate 化学试剂二水合氯化铜（氯化铜）
	GB/T 6017-2021 Determination of purity and hydrocarbon impurities of butadiene for industrial use—Gas chromatographic method 工业用丁二烯纯度及烃类杂质的测定气相色谱法
	GB/T 40508-2021 Determination of tar and dust concentrations in biomass-based synthetic gas 生物质燃气中焦油和灰尘含量的测定方法
	GB/T 40507-2021 Passenger cars一Free-steer behaviour一Steering-pulse open-loop test method 乘用车自由转向特性转向脉冲开环试验方法
	GB/T 40505-2021 Wet electrostatic precipitator—Methods of performance tests 湿式电除尘器性能测试方法
	GB/T 40476-2021 E-commerce credit—Basic trustworthy requirements for online retailing—Digital consumptions 电子商务信用网络零售信用基本要求数字产品零售
	GB/T 40585-2021 Technical specifications for monitoring, assessment and visualization of power grid operational risk 电网运行风险监测、评估及可视化技术规范
	GB/T 40473.4-2021 Banking application system—Nonfunctional requirement—Part 4: Compatibility 银行业应用系统非功能需求第4部分：兼容性
	GB/T 20485.32-2021 Methods for the calibration of vibration and shock transducers—Part 32: Resonance testing—Testing the frequency and the phase response of accelerometers by means of shock excitation 振动与冲击传感器校准方法第32部分：谐振测试用冲击激励测试加速度计的频率和相位响应
	GB/T 40209-2021 General modelling principle for integration based on information model about manufacturing equipment 制造装备集成信息模型通用建模规则
	GB/T 29329-2021 Vocabulary of waste chemicals 废弃化学品术语
	GB/T 40356-2021 Kitchen knife 厨用刀具
	GB/T 32125-2021 Treatment and disposal specification for waste hydrochloric acid solution from industrial manufacture 工业废盐酸的处理处置规范
	GB/T 33047.2-2021 Plastics—Thermogravimetry (TG) of polymers—Part 2: Determination of activation energy 塑料聚合物热重法（TG）第2部分：活化能的测定
	GB/T 40294-2021 Methods for determining electrically excited synchronous machine quantities from tests 确定电励磁同步电机参数的试验方法
	GB/T 29166-2021 Petroleum and natural gas industries—Steel drill pipe 石油天然气工业钢制钻杆
	GB/T 40350-2021 General technical requirements for homeuse polyvinyl chloride artificial leather 家居用聚氯乙烯人造革通用技术要求
	GB/T 40361-2021 Beer, carbonated beverage cans filling production line—General technical specifications 啤酒、碳酸饮料易拉罐灌装生产线通用技术规范
	GB/T 40309-2021 Electrical self-balancing vehicle—Electromagnetic compatibility—Emission and immunity requirements 电动平衡车电磁兼容发射和抗扰度要求
	GB/T 40313-2021 Specification for wrought superalloy forging disks 变形高温合金盘锻件
	GB/T 40343-2021 Intelligent laboratory—Information management system—Functional requirements 智能实验室信息管理系统功能要求
	GB/T 40314-2021 Corrosion of metals and alloys—Crevice corrosion formers with disc springs for flat specimens or tubes made from stainless steel 金属和合金的腐蚀适用于不锈钢平板或管状试样的碟形弹簧缝隙腐蚀构型
	GB/T 40317-2021 Seamless stainless steel pipes for oxygen pipeline 氧气管线用不锈钢无缝钢管
	GB/T 40342-2021 Method for determination of aluminum content in hot dipped zinc-aluminum alloy coating on steel wire 钢丝热镀锌铝合金镀层中铝含量的测定
	GB/T 40300-2021 Microbeam analysis—Analytical electron microscopy—Vocabulary 微束分析分析电子显微学术语
	GB/T 22590-2021 Refractory castables for rolling mill reheating furnace 轧钢加热炉用耐火浇注料
	GB/T 40153-2021 Classification and coding of meteorological data 气象资料分类与编码
	GB/T 15972.31-2021 Specifications for optical fibre test methods—Part 31: Measurement methods and test procedures for mechanical characteristics—Tensile strength 光纤试验方法规范第31部分：机械性能的测量方法和试验程序抗张强度
	GB/T 40139-2021 Measuring method for surface areas of materials—Three dimensional area measurement base on hyperspectral imaging 材料表面积的测量　高光谱成像三维面积测量法
	GB/T 40418-2021 Electronic specialty gas—Fluoromethane 电子特气氟甲烷
	GB/T 40417-2021 Electronic specialty gas—1,3-Hexafluorobutadiene 电子特气六氟丁二烯
	GB/T 40410-2021 Metallic materials—Multiaxial fatigue testing—Axial-torsional strain-controlled method 金属材料多轴疲劳试验轴向-扭转应变控制方法
	GB/T 29168.1-2021 Petroleum and natural gas industries—Induction bends, fittings and flanges for pipeline transportation systems—Part 1: Induction bends 石油天然气工业管道输送系统用感应加热弯管、管件和法兰第1部分：感应加热弯管
	GB/T 40143-2021 Basic specification for volunteer organization 志愿服务组织基本规范
	GB/T 40441-2021 Drainage mats 导排水垫
	GB/T 40336-2021 Non-destructive testing—Leak testing—Calibration of reference leaks for gases 无损检测泄漏检测气体参考漏孔的校准
	GB/T 23108-2021 Methods for measuring performance for household and similar electric heating pads 家用和类似用途电热垫性能测试方法
	GB/T 40392-2021 Detection of Legionella in circulating cooling water 循环冷却水中军团菌的检测
	GB/T 25915.1-2021 Cleanrooms and associated controlled environments—Part 1: Classification of air cleanliness by particle concentration 洁净室及相关受控环境第1部分：按粒子浓度划分空气洁净度等级
	GB/T 40390-2021 Evaluation requirements for dedicated outdoor air conditioning equipment 独立新风空调设备评价要求
	GB/T 28011-2021 Shanks for footwear 鞋类勾心
	GB/T 40214-2021 Document kinds for electrical and instrumentation projects in the process industry 流程工业中电气和仪器仪表工程的文件种类
	GB 1886.327-2021 National Food Safety Standard Food Additive Tripotassium Phosphate 食品安全国家标准食品添加剂磷酸三钾
	GB/T 40483-2021 Index of credit evaluation for digital cultural business 数字文化企业信用评价指标
	GB/T 40596-2021 Technical rules for automatic under-frequency load shedding in electric power systems 电力系统自动低频减负荷技术规定
	GB/T 40235-2021 Technical requirements of energy supervision data acquisition terminal for power generation fueled by coal with low calorific value 低热值煤发电能源监管采集终端技术要求
	GB/T 1392-2021 Ships and marine technology—Deck machinery—Accommodation ladder winches 船舶与海洋技术甲板机械舷梯绞车
	GB/T 40377-2021 Corrosion of metals and alloys—Determination of AC corrosion—Protection criteria 金属和合金的腐蚀交流腐蚀的测定防护准则
	GB/T 40497-2021 Evaluation principles for the design of offshore facilities against fire and blast loading 海上设施防火与防爆设计评估原则

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