2020 year China issued GB standards list


	GB/T 24635.1-2020 Geometrical product specifications (GPS)—Coordinate measuring machines (CMM): Technique for determining the uncertainty of measurement—Part 1: Overview and metrological characteristics 产品几何技术规范（GPS）坐标测量机（CMM）确定测量不确定度的技术第1部分：概要和计量特性
	GB/T 39446-2020 Public redit information codes 公共信用信息代码集
	GB/T 39051-2020 Applied specifications for identification on cultural relics import and export 文物进出境标识使用规范
	GB/T 39056-2020 Technical code for maintenance and strengthening of masonry structures on ancient buildings 古建筑砖石结构维修与加固技术规范
	GB/T 39004-2020 Industrial robot electromagnetic compatibility design specification 工业机器人电磁兼容设计规范
	GB/T 39440-2020 Guidance for compiling the catalog of public credit information resources 公共信用信息资源目录编制指南
	GB/T 39530-2020 Thermal spraying—Nanostructured zirconia powder and coating preparation 热喷涂纳米氧化锆粉末及涂层制备工艺技术条件
	GB/T 5862-2020 Agricultural tractors and machinery—General purpose quick-action hydraulic couplers 农业拖拉机和机械通用液压快换接头
	GB/T 17888.2-2020 Safety of machinery—Permanent means of access to machinery—Part 2: Working platforms and walkways 机械安全接近机械的固定设施第2部分：工作平台与通道
	GB/T 39175-2020 Roughskin sculpin—Broodstock，fry and fingerling 松江鲈亲鱼和苗种
	GB/T 39199-2020 Characterization and testing methods of recycled polyethylene (PE) 聚乙烯（PE）塑料再生料的表征特性及检测方法
	GB/T 26300-2020 Nickel cobalt manganese composite hydroxide 镍钴锰三元素复合氢氧化物
	GB/T 39519-2020 Hydranlic cylindrically helical compression spring with high working stress—Technical specifications 高应力液压件圆柱螺旋压缩弹簧技术条件
	GB/T 39560.6-2020 Determination of certain substances in electrical and electronic products—Part 6: Polybrominated biphenyls and polybrominated diphenyl ethers in polymers by gas chromatography-mass spectrometry（GC-MS）电子电气产品中某些物质的测定第6部分：气相色谱-质谱仪（GC-MS）测定聚合物中的多溴联苯和多溴二苯醚
	GB/T 38887-2020 Spherical graphite 球形石墨
	GB/T 39088-2020 Ships and marine technology—Sound reception systems 船舶和海上技术声响接收系统
	GB/T 7758-2020 Rubber, vulcanized—Determination of low-temperature characteristics—Temperature-retraction procedure (TR test) 硫化橡胶低温性能的测定温度回缩程序（TR 试验）
	GB/T 39673.52-2020 Home and building electronic systems (HBES) and building automation and control systems (BACS)—Part 52: EMC requirements for HBES/BACS used in residential, commercial and light-industrial environments 住宅和楼宇电子系统（HBES）及楼宇自动化和控制系统（BACS）第52部分：用于住宅、商业和轻工业环境下的HBES和BACS的EMC要求
	GB/T 5211.3-2020 General methods of test for pigments and extenders—Part 3: Determination of matter volatile at 105℃ 颜料和体质颜料通用试验方法第3部分：105℃挥发物的测定
	GB/T 39587-2020 General requirements for electrostatic discharge protection management 静电防护管理通用要求

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