2021 year China issued GB standards list


	GB/T 614-2021 Chemical reagent—General method for the determination of refractive index 化学试剂折光率测定通用方法
	GB/T 39893-2021 Handheld electro-optical low-vision device 手持式电子助视器
	GB/T 20303.2-2021 Cranes—Cabins and control stations—Part 2:Mobile cranes 起重机司机室和控制站第2部分：流动式起重机
	GB/T 40080-2021 Nondestructive testing of steel tubes—Automated electromagnetic testing of seamless and welded (except submerged arc-welded) steel tubes for the verification of hydraulic leaktightness 钢管无损检测用于确认无缝和焊接钢管（埋弧焊除外）水压密实性的自动电磁检测方法
	GB/T 309-2021 Rolling bearings—Needle roller 滚动轴承滚针
	GB/T 40059-2021 Facility management—Guidance on strategic sourcing and the development of agreements 设施管理战略寻购和协议制定指南
	GB/T 26473-2021 Cranes—Safety requirements for loader cranes 起重机随车起重机安全要求
	GB/T 18329.4-2021 Plain bearings—Metallic multilayer plain bearings—Part 4:Non-destructive ultrasonic transmission testing of bond of thickness greater than or equal to 0.3 mm 滑动轴承多层金属滑动轴承第4部分: 合金厚度≥0.3mm的结合质量超声穿透无损检测
	GB/T 14272-2021 Down garments 羽绒服装
	GB/T 41124-2021 General technical requirements for aseptic blowing-filling-capping bloc 无菌吹灌旋一体机通用技术要求
	GB/T 18386.1-2021 Test methods for energy consumption and range of electric vehicles—Part 1: Light-duty vehicles 电动汽车能量消耗量和续驶里程试验方法第1部分：轻型汽车
	GB/T 38265.11-2021 Test methods for soft soldering fluxes—Part 11: Solubility of flux residues 软钎剂试验方法第11部分：钎剂残留物的可溶性
	GB/T 41071-2021 Determination of polycyclic aromatic hydrocarbons in dye products 染料产品中多环芳烃的测定
	GB/T 40698-2021 General requirements for aerospace control system engineering 航天控制系统工程通用要求
	GB/T 8366-2021 Resistance welding—Resistance welding equipment—Mechanical and electrical requirements 电阻焊电阻焊设备机械和电气要求
	GB/T 22796-2021 Bedding 床上用品
	GB/T 7424.21-2021 Optical fibre cable generic specification—Part 21：Basic optical cable test procedures—Mechanical test methods 光缆总规范第21部分：光缆基本试验方法机械性能试验方法
	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/T 17934.2-2021 Graphic technology—Process control for the production of half-tone colour separations,proof and production prints—Part 2:Offset lithographic processes 印刷技术网目调分色版、样张和生产印刷品的加工过程控制第2部分：平版胶印
	GB/T 40510-2021 Bio-natural gas as vehicle fuel 车用生物天然气

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