2021 year China issued GB standards list


	GB/T 39961-2021 Ball screw assembly -- Dimension of shaft-end type screw 滚珠丝杠副支承结构型式尺寸
	GB/T 41118-2021 Safety of machinery -- Guideline for the design of safety control systems 机械安全? 安全控制系统设计指南
	GB/T 39918-2021 Fabrication of ovine carcass and cuts 羊胴体及鲜肉分割
	GB/T 26548.11-2021 Hand-held portable power tools—Test methods for evaluation of vibration emission—Part 11:Stone hammers 手持便携式动力工具振动试验方法第11部分：石锤
	GB 39800.4-2020 Specifications for the provision of personal protective equipment—Part 4：Non-coal mines 个体防护装备配备规范第4部分：非煤矿山
	GB 40162-2021 Hygiene specification for feed processing machinery 饲料加工机械卫生规范
	GB/T 20303.5-2021 Cranes—Cabins and control stations—Part 5: Overhead travelling and portal bridge cranes 起重机司机室和控制站第5 部分:桥式和门式起重机
	GB/T 40149-2021 Construction specifications of credit files for employees of inspection body and laboratory 检验检测机构从业人员信用档案建设规范
	GB/T 18188.1-2021 Oil spill dispersant—Part 1:Technical requirements 溢油分散剂第1部分：技术条件
	GB 39728-2020 Emission standard of air pollutants for onshore oil and gas exploitation and production industry 陆上石油天然气开采工业大气污染物排放标准
	GB/T 40523.1-2021 Ships and marine technology—Measurement of changes in hull and propeller performance—Part 1: General principles 船舶与海上技术船体和螺旋桨性能变化测量第1部分：总则
	GB 9706.254-2020 Medical electrical equipment—Part 2-54: Particular requirements for the basic safety and essential performance of X-ray equipment for radiography and radioscopy 医用电气设备第2-54部分：X射线摄影和透视设备的基本安全和基本性能专用要求
	GB/T 40907-2021 Methods for the determination of prohibited substances in furniture products and related materials -- 2, 4-diaminotoluene and 4, 4'-methylenedianiline 家具产品及其材料中禁限用物质测定方法? 2,4-二氨基甲苯、4，4’-二氨基二苯甲烷
	GB/T 40932-2021 Snowboard step-in bindings—Requirements and test methods 滑雪单板踏入式固定器要求和试验方法
	GB/T 40341-2021 High strength and toughness alloy structure steel bars for deep sea oil field drilling and exploiting 深海油田钻采用高强韧合金结构钢棒
	GB/T 40542-2021 Design requirements for space explosive systems and devices 航天火工系统及装置设计要求
	GB/T 40095-2021 Technical specifications for measurement and control device in smart substation 智能变电站测控装置技术规范
	GB/T 40060-2021 Technical requirements for storage and transportation of liquid hydrogen 液氢贮存和运输技术要求
	GB/T 39808-2021 Design specification for external membrane filtration system of drinking water 生活饮用水外置式膜过滤系统设计规范
	GB/T 51408-2021 Standard for seismic isolation design of building 建筑隔震设计标准
	GB/T 27926.5-2021 Financial services—Universal financial industry message scheme—Part 5:Reverse engineering 金融服务金融业通用报文方案第5部分：反向工程
	GB/T 27926.4-2021 Financial services—Universal financial industry message scheme—Part 4:XML Schema generation 金融服务金融业通用报文方案第4部分：XML Schema生成
	GB/T 39803-2021 Technical regulation of energy consumption evaluation for flat glass manufacturing 平板玻璃制造能耗评价技术要求
	GB/T 40061-2021 Technical specification for liquid hydrogen production system 液氢生产系统技术规范
	GB/T 41058-2021 Methods for detecting heavy metals in sludge and contaminated soil for cement kiln coprocessing 水泥窑协同处置污泥及污染土中重金属的检测方法
	GB/T 37036.4-2021 Information technology—Biometrics used with mobile devices—Part 4：Iris 信息技术移动设备生物特征识别第4部分：虹膜
	GB/T 40312-2021 Ferrophosphorus—Determination of phosphorus, silicon, manganese and titanium content—Wavelength dispersive X-ray fluorescence spectrometry method (fused cast bead method) 磷铁磷、硅、锰和钛含量的测定波长色散X射线荧光光谱法（熔铸玻璃片法）
	GB/T 31016-2021 General technical specification for mobile laboratory of sample collection and treatment 样品采集与处理移动实验室通用技术规范
	GB/T 29186.3-2021 Evaluation of brand value elements-Part 3:Quality elements 品牌价值要素评价第3部分：质量要素
	GB/T 41063-2021 Textile glass—Determination of density 玻璃纤维密度的测定
	GB/T 25119-2021 Railway applications—Electronic equipment used on rolling stock 轨道交通机车车辆电子装置
	GB/T 40091-2021 Requirements for safety measures of relaying protection and security automatic equipment in smart substation 智能变电站继电保护和电网安全自动装置安全措施要求
	GB/T 34830.2-2021 Collection specifications for credit information—Part 2: Contents 信用信息征集规范第2部分：内容
	GB/T 33863.9-2021 OPC unified architecture—Part 9: Alarms and conditions OPC统一架构第9部分：报警和条件
	GB/T 798-2021 Eye bolts 活节螺栓
	GB/T 9966.17-2021 Test methods for natural stone-Part 17:Determination of resistance to salt crystallization 天然石材试验方法第17部分：盐结晶强度的测定
	GB/T 39772.1-2021 Technical specification for reference station construction and acceptance of BeiDou ground-based augmentation system—Part 1：Construction specification 北斗地基增强系统基准站建设和验收技术规范第1部分：建设规范
	GB/T 39771.1-2021 Optical radiation safety of LEDs—Part 1: Safety requirements and classification 半导体发光二极管光辐射安全第1部分：要求与等级分类方法
	GB/T 39768-2021 Classification and coding for human biomaterial 人类生物样本分类与编码
	GB/T 33521.32-2021 Mechanical vibration—Ground-borne noise and vibration arising from rail systems—Part 32: Measurement of dynamic properties of the ground 机械振动轨道系统产生的地面诱导结构噪声和地传振动第32部分：大地的动态性能测量
	GB/T 18916.59-2021 Norm of water intake -- Part 59: Vinyl acetate 取水定额第59部分：醋酸乙烯
	GB/T 21718-2021 Fundamental technical requirements for small hydraulic turbines 小型水轮机基本技术条件
	GB/T 39988-2021 Technical specification for total tailings paste production and disposal 全尾砂膏体制备与堆存技术规范
	GB/T 39783-2021 Technical requirement for data processing center of BeiDou ground-based augmentation system 北斗地基增强系统数据处理中心技术要求
	GB/T 28907-2021 Sulfuric acid dew-point corrosion resistance steel plate and strip 耐硫酸露点腐蚀钢板和钢带
	GB/T 22576.4-2021 Medical laboratories-Requirements for quality and competence- Part 4:Requirements in the field of clinical chemistry examination 医学实验室质量和能力的要求第4部分：临床化学检验领域的要求
	GB/T 41035-2021 Test method for aerospace ATX power supply 航天用可扩展架构计算机电源测试方法
	GB/T 1614-2021 Barium carbonate for industrial use 工业碳酸钡
	GB/T 51443-2021 Standard for process design of indium recovery 铟冶炼回收工艺设计标准
	GB/T 39940-2021 Footwear manufacturing machines—Modular shoe repair equipment—Safety requirements 制鞋机械组合式修鞋机安全要求

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