2021 year China issued GB standards list


	GB/T 11640-2021 Seamless aluminum alloy gas cylinders 铝合金无缝气瓶
	GB/T 12786-2021 General technical conditions for automatic internal combustion engine power stations 自动化内燃机电站通用技术条件
	GB 9706.218-2021 Medical electrical equipment—Part 2-18:Particular requirements for the basic safety and essential performance of endoscopic equipment 医用电气设备第2-18部分：内窥镜设备的基本安全和基本性能专用要求
	GB/T 39652.4-2021 Emergency response guideline for transportation of dangerous goods—Part 4:List of substance which in contact with water emit toxic gases 危险货物运输应急救援指南第4部分：遇水反应产生毒性气体的物质目录
	GB/T 19346.3-2021 Methods of measurement of amorphous and nanocrystalline alloys-Part 3:AC magnetic properties of Fe-based amorphous strip using a single sheet specimen 非晶纳米晶合金测试方法第3部分：铁基非晶单片试样交流磁性能
	GB/T 40574-2021 General specification of inspection robot for large industrial pressure equipments 大型工业承压设备检测机器人通用技术条件
	GB/T 22683-2021 Methods used to designate model of controls for household and similar use 家用和类似用途控制器产品型号编制方法
	GB/T 23286.3-2021 Document management-Electronic document file format for long-term preservation-Part 3:Use of ISO 32000-1 with support for embedded files (PDF/A-3) 文献管理长期保存的电子文档文件格式第3部分：支持嵌入式文件的ISO 32000-1 的使用（PDF/A-3）
	GB 9706.236-2021 Medical electrical equipment—Part 2-36: Particular requirements for the basic safety and essential performance of equipment for extracorporeally induced lithotripsy 医用电气设备第2-36部分：体外引发碎石设备的基本安全和基本性能专用要求
	GB 9706.225-2021 Medical electrical equipment—Part 2-25: Particular requirements for the basic safety and essential performance of electrocardiographs 医用电气设备第2-25部分：心电图机的基本安全和基本性能专用要求
	GB/T 29186.2-2021 Evaluation of brand value elements-Part 2:Tangible elements 品牌价值要素评价第2部分：有形要素
	GB/T 40774-2021 Technical specification for eco-design product assessment—Office equipment 生态设计产品评价技术规范办公设备系列产品
	GB/T 29186.5-2021 Evaluation of brand value elements-Part 5:Service elements 品牌价值要素评价第5部分：服务要素
	GB/T 40559-2021 Lithium ion cells and batteries used in self-balancing vehicle—Safety requirements 平衡车用锂离子电池和电池组安全要求
	GB/T 15972.20-2021 Specifications for optical fibre test methods-Part 20:Measurement methods and test procedures for dimensions- Fibre geometry 光纤试验方法规范第20部分：尺寸参数的测量方法和试验程序光纤几何参数
	GB/T 21017-2021 Technical specifications for maize drying 玉米干燥技术规范
	GB/T 40001-2021 General technical rules of evaluation for food packaging 食品包装评价技术通则
	GB/T 40615-2021 Guides of power system voltage stability evaluation 电力系统电压稳定评价导则
	GB/T 25195.4-2021 Cranes—Graphical symbols—Part 4:Jib cranes 起重机图形符号第4部分：臂架起重机
	GB/T 8897.2-2021 Primary batteries—Part 2: Physical and electrical specifications 原电池第2部分：外形尺寸和电性能

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