2021 year China issued GB standards list


	GB/T 40909-2021 Textiles—Determination of methylcyclosiloxane residues 纺织品甲基环硅氧烷残留量的测定
	GB/T 40844-2021 Determination of synthetic musks in cosmetics—GC-MS method 化妆品中人工合成麝香的测定气相色谱-质谱法
	GB/T 40584-2021 Technical specification for setting calculation software and data of relay protection 继电保护整定计算软件及数据技术规范
	GB/T 21709.2-2021 Standardized manipulations of acupuncture and moxibustion—Part 2:Scalp acupuncture 针灸技术操作规范第2部分：头针
	GB/T 40605-2021 Guidelines for modeling and testing of HVDC project digital-analog hybrid simulation 高压直流工程数模混合仿真建模及试验导则
	GB/T 22712-2021 Technical specification for G series cooling fans applying to variable frequency motors 变频电机用G系列冷却风机技术规范
	GB/T 4652-2021 Loader for underground mining—Testing method 地下矿用装岩机和装载机试验方法
	GB/T 40587-2021 Technical specification for power system security and stability control system 电力系统安全稳定控制系统技术规范
	GB/T 40737-2021 Remanufacturing—Test method for performance of laser cladding layer 再制造激光熔覆层性能试验方法
	GB/T 40240-2021 Guidelines for evaluation of ecological community 生态社区评价指南
	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 40241-2021 Bamboo scrimber outdoor use 户外重组竹
	GB/T 40534-2021 Ships and marine technology—Loose gear of lifting appliances on ships—Hooks 船舶与海洋技术船用起重设备可拆卸零部件吊钩
	GB/T 40250-2021 Technical specifications for lightning protection of urban landscape lighting facilities 城市景观照明设施防雷技术规范
	GB/T 39954-2021 Tool storage with automatic tool changer—Specification of performance test 刀库和自动交换装置性能试验方法
	GB/T 39962-2021 Die casting machine -- Energy efficiency limits and energy efficiency rating 压铸机能效限定值及能效等级
	GB/T 39960-2021 Straight-sided single-action mechanical power presses -- Characteristicsand dimensions 闭式单动机械压力机参数和尺寸
	GB/T 39957-2021 High pressure metal die casting units—Technical requirements 压铸单元技术条件
	GB/T 39921-2021 Code of practice for the plant quarantine of import freight containers 进境集装箱植物检疫规程
	GB/T 40245-2021 Specification for recovery of waste preservative-treated wood 废弃防腐木材回收规范

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