2021 year China issued GB standards list


	GB/T 27840-2021 Fuel consumption test methods for heavy-duty commercial vehicles 重型商用车辆燃料消耗量测量方法
	GB/T 30433-2021 Standard column used for evaluating liquid chromatograph 液相色谱仪测试用标准色谱柱
	GB/T 40805-2021 Steel castings. General technical delivery requirements 铸钢件? 交货验收通用技术条件
	GB/T 40971-2021 Methods for the determination of prohibited substance in furniture products and related materials—Polycyclic aromatic hydrocarbons 家具产品及其材料中禁限用物质测定方法多环芳烃
	GB/T 41105.2-2021 Non-destructive testing -- Measurement and evaluation of the X-ray tube voltage -- Part 2: Constancy check by the thick filter method 无损检测? X射线管电压的测量和评价第2部分：厚板滤波法稳定性核查
	GB/T 41069-2021 Terminology of rotary joints 旋转接头名词术语
	GB/T 41019-2021 Technical guideline for comprehensive utilization of mine water 矿井水综合利用技术导则
	GB/T 21636-2021 Microbeam analysis—Electron probe microanalysis (EPMA)—Vocabulary 微束分析电子探针显微分析（EPMA）术语
	GB/T 26282-2021 Measuring methods of heat balance of cement rotary kiln 水泥回转窑热平衡测定方法
	GB/T 5121.28-2021 Methods for chemical analysis of copper and copper alloys—Part 28：Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry 铜及铜合金化学分析方法第28部分：铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅和铋含量的测定电感耦合等离子体质谱法
	GB/T 7991.1-2021 Test method of viterous and porcelain enamels—Part 1：Determination of resistance to alkaline liquids 搪玻璃层试验方法第1部分：耐碱性溶液腐蚀性能的测定
	GB/T 14598.118-2021 Measuring relays and protection equipment -- Part 118: Synchrophasor for power systems -- Measurements 量度继电器和保护装置第118部分：电力系统同步相量测量
	GB/T 41164-2021 Specifications technology for multistage fracturing in horizontal well within roof of broken-soft and low permeability coal seam 碎软低渗煤层顶板水平井分段压裂技术规范
	GB/T 41108.1-2021 Safety of machinery -- Safety requirements for interlocking devices -- Part 1: Direct opening position switches 机械安全联锁装置的安全要求第1部分：直接断开位置开关
	GB 10648-2013 饲料标签《第1号修改单》
	GB 39731-2020 Discharge standard of water pollutants for electronic industry 电子工业水污染物排放标准
	GB/T 26465-2021 Safety rules for the construction and installation of firefighters lifts 消防员电梯制造与安装安全规范
	GB/T 2889.5-2021 Plain bearings—Terms, definitions, classification and symbols—Part 5:Application of symbols 滑动轴承术语、定义、分类和符号第5部分:符号的应用
	GB/T 41104.1-2021 Solder wire, solid and flux cored -- Specification and test methods -- Part 1: Classification and performance requirements 实心和药芯软钎料丝? 规范和试验方法? 第1部分：分类和性能要求
	GB/T 17889.2-2021 Ladders—Part 2: Requirements, test, marking 梯子第2部分：要求、试验和标志

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