2021 year China issued GB standards list


	GB/T 40153-2021 Classification and coding of meteorological data 气象资料分类与编码
	GB/T 10715-2021 Belt drives—V-ribbed belts, joined V-belts and V-belts including wide section belts and hexagonal belts—Electrical conductivity of antistatic belts: Characteristics and methods of test 带传动多楔带、联组V带及包括宽V带、六角带在内的单根V带抗静电带的导电性:要求和试验方法
	GB/T 40438-2021 Integrated heat pump environment control unit with outdoor air 热泵型新风环境控制一体机
	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 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 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/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 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 40051-2021 Code of recycle and utilization for discarded wood-based panels 废旧人造板回收利用规范
	GB/T 40053-2021 Specification for construction on long-term observation research station of forest ecosystem 森林生态系统长期定位观测研究站建设规范
	GB/T 40449-2021 Technical specification of canine and feline sterilization operation 犬、猫绝育手术操作技术规范
	GB/T 7731.4-2021 Ferrotungsten—Determination of phosphorus content—Phosphorus molybdenum blue spectrophotometric method 钨铁磷含量的测定磷钼蓝分光光度法
	GB/T 40450-2021 Practice technical specification of canine restraint 犬保定操作技术规范
	GB/T 40452-2021 Intravenous infusion technical specification of canine and feline 犬、猫静脉输液操作技术规范
	GB/T 40218-2021 Industrial communication networks—Network and system security—Security technologies for industrial automation and control system 工业通信网络　网络和系统安全　工业自动化和控制系统信息安全技术
	GB/T 40457-2021 Detection and identification of Colletotrichum kahawae J.M. Waller & Bridge 咖啡浆果炭疽病菌检疫鉴定方法
	GB/T 7163-2021 Requirements of reliability analysis for nuclear power plant safety systems 核电厂安全系统可靠性分析要求
	GB/T 6582-2021 Glass—Hydrolytic resisitance of glass grains at 98℃—Method of test and classification 玻璃玻璃颗粒在98℃时的耐水性试验方法和分级
	GB/T 40536-2021 Design requirements for residual propellant venting of Spacecraft 航天器剩余推进剂排放设计要求

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