2021 year China issued GB standards list


	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
	GB/T 40841-2021 Cross-border E-commerce—Guidelines on exchange of product quality evaluation result 跨境电子商务产品质量评价结果交换指南
	GB/T 40257-2021 Code of diagnosis for infection with taura syndrome virus—RT-PCR method 桃拉综合征诊断规程 RT-PCR检测法
	GB/T 40732-2021 Non-destructive testing of welds—Ultrasonic testing—Testing of welds in austenitic steels and nickel-based alloys 焊缝无损检测超声检测奥氏体钢和镍基合金焊缝检测
	GB/T 40256-2021 Code of diagnosis for marteiliosis of oysters—Microscopic methods 牡蛎马尔太虫病诊断规程显微镜检查组织法
	GB/T 5909-2021 Commercial vehicles—Wheels—Performance requirements and test methods for cornering and radial fatigue 商用车车轮弯曲和径向疲劳性能要求及试验方法
	GB/T 40927-2021 Leather—Physical and mechanical tests—Determination of heat resistance of patent leather 皮革物理和机械试验漆皮耐热性能的测定
	GB/T 24673-2021 Small-size gasoline engine direct-link centrifugal pumps unit 小型汽油机直联离心泵机组
	GB/T 25301-2021 Resistance welding equipment - Transformers - General specifications applicable to all transformers 电阻焊设备变压器适用于所有变压器的通用技术条件
	GB/T 40872-2021 Plastics—Test methods of polyethylene cellular 塑料聚乙烯泡沫试验方法
	GB/T 40541-2021 Structural design requirements of metal pressure vessels for space system 航天金属压力容器结构设计要求
	GB/T 23801-2021 Determination of fatty acid methyl ester (FAME) content in middle distillates—Infrared spectrometry 中间馏分油中脂肪酸甲酯含量的测定红外光谱法
	GB/T 40818-2021 Plugs,socket-outlets and couplers with arcuate contacts 带弧形触头的插头、插座和耦合器
	GB/T 40460-2021 Determination of plant growth regulators in fertilizers—Gas chromatography 肥料中植物生长调节剂的测定气相色谱法
	GB/T 40437-2021 Electrical safety—Guidelines for risk early-warning 电气安全风险预警指南
	GB/T 19290.7-2021 Modular order for the development of mechanical structures for electronic equipment practices—Part 2-5:Sectional specification—Interface co-ordination dimensions for the 25 mm equipment practice—Cabine tinterface dimensions for miscellaneous equipment 发展中的电子设备构体机械结构模数序列　第2-5部分：分规范　25 mm设备构体的接口协调尺寸　各种设备用机柜接口尺寸
	GB/T 5271.37-2021 Information technology—Vocabulary—Part 37:Biometrics 信息技术词汇第37部分：生物特征识别
	GB/T 18426-2021 Rubber-or plastics-coated fabrics—Low-temperature bend test 橡胶或塑料涂覆织物低温弯曲试验
	GB/T 40006.7-2021 Plastics—Recycled plastics—Part 7: Polycarbonate(PC) materials 塑料再生塑料第7部分：聚碳酸酯(PC)材料
	GB/T 40442-2021 Paper, board and pulps—Determination of weight factor in fibre furnish analysis 纸、纸板和纸浆纤维组成分析中质量因子的测定

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