2021 year China issued GB standards list


	GB/T 40392-2021 Detection of Legionella in circulating cooling water 循环冷却水中军团菌的检测
	GB/T 2994-2021 High alumina refractory mortars 高铝质耐火泥浆
	GB/T 2408-2021 Plastics—Determination of burning characteristics—Horizontal and vertical test 塑料燃烧性能的测定水平法和垂直法
	GB/T 40544-2021 Spacecraft interface requirements document for launch vehicle services 航天器对发射服务接口要求文件
	GB/T 1845.2-2021 Plastics—Polyethylene (PE) moulding and extrusion materials—Part 2:Preparation of test specimens and determination of properties 塑料聚乙烯（PE）模塑和挤出材料第2部分：试样制备和性能测定
	GB/T 40547-2021 Design guidelines for coalbed methane well drilling and completion 煤层气钻完井设计指南
	GB/T 40390-2021 Evaluation requirements for dedicated outdoor air conditioning equipment 独立新风空调设备评价要求
	GB/T 1392-2021 Ships and marine technology—Deck machinery—Accommodation ladder winches 船舶与海洋技术甲板机械舷梯绞车
	GB/T 611-2021 Chemical reagent—General method for the determination of refractive index 化学试剂密度测定通用方法
	GB/T 28011-2021 Shanks for footwear 鞋类勾心
	GB/T 40235-2021 Technical requirements of energy supervision data acquisition terminal for power generation fueled by coal with low calorific value 低热值煤发电能源监管采集终端技术要求
	GB/T 40336-2021 Non-destructive testing—Leak testing—Calibration of reference leaks for gases 无损检测泄漏检测气体参考漏孔的校准
	GB/T 40348-2021 Determination of capsaicinoid in plant derived products—Liquid chromatography-tandem mass spectrometry 植物源产品中辣椒素类物质的测定液相色谱-质谱/质谱法
	GB/T 40388-2021 Test method for shear strength of C/C composites 碳/碳复合材料剪切强度试验方法
	GB/T 14949.2-2021 Manganese ores—Determination of nickel content—Flame atomic absorption spectrometric method 锰矿石镍含量的测定火焰原子吸收光谱法
	GB/T 40529-2021 Ships and marine technology—Cargo winches 船舶与海洋技术起货绞车
	GB/T 40209-2021 General modelling principle for integration based on information model about manufacturing equipment 制造装备集成信息模型通用建模规则
	GB/T 15901-2021 Chemical reagent—Copper（Ⅱ） chloride dihydrate 化学试剂二水合氯化铜（氯化铜）
	GB/T 41181-2021 Sitting posture chair 坐姿椅
	GB/T 15972.31-2021 Specifications for optical fibre test methods—Part 31: Measurement methods and test procedures for mechanical characteristics—Tensile strength 光纤试验方法规范第31部分：机械性能的测量方法和试验程序抗张强度

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