2021 year China issued GB standards list


	GB/T 1232.3-2021 Rubber,unvulcanized—Determinations using a shearing-disc viscometer—Part 3:Determination of the Delta Mooney value for non-pigmented,oil-extended emulsion-polymerized SBR 未硫化橡胶用圆盘剪切黏度计进行测定第3部分：无填料的充油乳液聚合型苯乙烯-丁二烯橡胶Delta门尼值的测定
	GB/T 18691.2-2021 Agricultural irrigation equipment—Irrigation valves—Part 2: Isolating valves 农业灌溉设备灌溉阀第2部分：隔离阀
	GB/T 40260-2021 Test method for determining gas permeability of polymer membrane materials 高分子膜材料气体渗透性能测试方法
	GB 9706.219-2021 Medical electrical equipment—Part 2-19:Particular requirements for the basic safety and essential performance of infant incubators 医用电气设备第2-19部分：婴儿培养箱的基本安全和基本性能专用要求
	GB/T 3836.28-2021 Explosive atmospheres—Part 28：Non-electrical equipment for explosive atmospheres—Basic method and requirements 爆炸性环境第28部分：爆炸性环境用非电气设备基本方法和要求
	GB/T 9966.15-2021 Test methods for natural stone- Part 15:Determination of resistance ageing by salt mist 天然石材试验方法第15部分：耐盐雾老化强度测定
	GB/T 40328-2021 Electrical equipment and system of industrial machines—Programing language of processing procedures for NC system 工业机械电气设备及系统数控加工程序编程语言
	GB/T 40882-2021 Forgings of main pipes for nuclear power plant of generation Ⅲ -- Technological specification 第三代核电站主管道锻件工艺规范
	GB/T 4893.1-2021 Test of surface coatings of furniture—Part 1: Determination of surface resistance to cold liquids 家具表面漆膜理化性能试验第1部分：耐冷液测定法
	GB/T 40340-2021 Composites and metal assemblies—Galvanic corrosion tests of carbon fibre reinforced plastics (CFRPs) related bonded or fastened structures in artificial atmospheres—Salt spray tests 复合材料与金属组合件碳纤维增强聚合物基复合材料胶接或紧固件连接结构人工环境下的电偶腐蚀试验盐雾试验
	GB/T 12690.8-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8:Determination of sodium content 稀土金属及其氧化物中非稀土杂质化学分析方法第8部分：钠量的测定
	GB/T 27926.2-2021 Financial services—Universal financial industry message scheme—Part 2:UML profile 金融服务金融业通用报文方案第2部分：UML概况
	GB/T 40781-2021 General resource of military and civilian—Reference model of heterogeneous systems interconnection 军民通用资源异构系统互连参考模型
	GB/T 39772.2-2021 Technical specification for reference station construction and acceptance of BeiDou ground-based augmentation system—Part 2：Acceptance specification 北斗地基增强系统基准站建设和验收技术规范第2部分：验收规范
	GB/T 41204-2021 Nanotechnologies -- Measurement technique matrix for the characterization of nano-objects 纳米技术纳米物体表征用测量技术矩阵
	GB/T 39993-2021 Determination of permitted preservatives dimethyl oxazolidine, 7-ethylbicyclooxazolidine and 5-bromo-5-nitro-1,3-dioxane in cosmetics 化妆品中限用防腐剂二甲基噁唑烷、7-乙基双环噁唑烷和5-溴-5-硝基-1,3-二噁烷的测定
	GB/T 39772.1-2021 Technical specification for reference station construction and acceptance of BeiDou ground-based augmentation system—Part 1：Construction specification 北斗地基增强系统基准站建设和验收技术规范第1部分：建设规范
	GB/T 30887-2021 Technical guide for water system integration and optimization of industrial enterprises 工业企业水系统集成优化技术指南
	GB/T 25210-2021 Hydraulic excavator—Central turning joint 商品煤质量中低温热解用煤
	GB/T 40132-2021 General specification of vibration motors for mobile devices 便携式电子产品用振动电机通用规范

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