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 GB/T 40538-2021  
Structural stiffness control requirements of space vehicle
空间飞行器结构刚度控制要求
 GB/T 40539-2021  
Prevention requirements for foreign object debris of spacecraft
航天器多余物预防和控制要求
 GB/T 40540-2021  
Specification for silicone grease thermal filler of spacecraft
航天器用导热硅脂规范
 GB/T 40541-2021  
Structural design requirements of metal pressure vessels for space system
航天金属压力容器结构设计要求
 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 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 40545-2021  
Guidelines of hydraulic fracturing for coalbed methane well
煤层气井压裂作业导则
 GB/T 40501-2021  
General condition of vehicle dynamics test for passenger cars
轻型汽车操纵稳定性试验通用条件
 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 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/T 40549-2021  
Determination of bulk density of coke in a small container
焦炭堆积密度小容器测定方法
 GB/T 40552-2021  
Guidance for assessment of outcomes of learning services
教育服务效果测评指南
 GB/T 5138-2021  
Liquid chlorine for industrial use
工业用液氯
 GB/T 13214-2021  
General quality requirements for canned beef and canned mutton
牛肉类、羊肉类罐头质量通则
 GB/T 14215-2021  
General quality requirements for canned tomato paste
番茄酱罐头质量通则
 GB/T 40550-2021  
Terminology of labor and personnel dispute arbitration
劳动人事争议仲裁术语
 GB/T 40344.1-2021  
Vacuum technology—Standard methods for measuring vacuum-pump performance—Part 1：General description
真空技术 真空泵性能测量标准方法 第1部分：总体要求
 GB/T 40315-2021  
Plastics—Small enclosures for conditioning and testing using aqueous solutions to maintain the humidity at a constant value
塑料 采用水溶液保持湿度恒定进行状态调节和试验的小密闭容器
 GB/T 40546-2021  
Design specification for coalbed methane well drainage engineering
煤层气井排采工程设计规范
 GB/T 40514-2021  
Electrostatic precipitator
电除尘器
 GB/T 40504-2021  
Management specification for water conservation on laundering of public textiles
公用纺织品洗涤场所节水管理规范
 GB/T 40505-2021  
Wet electrostatic precipitator—Methods of performance tests
湿式电除尘器 性能测试方法
 GB/T 40506-2021  
Bio-natural gas—Terminology
生物天然气 术语
 GB/T 40507-2021  
Passenger cars一Free-steer behaviour一Steering-pulse open-loop test method
乘用车 自由转向特性 转向脉冲开环试验方法
 GB/T 40508-2021  
Determination of tar and dust concentrations in biomass-based synthetic gas
生物质燃气中焦油和灰尘含量的测定方法
 GB/T 40509-2021  
Test method of transition test for the quantification of vehicle on-centre handling
汽车转向中心区操纵性过渡特性试验方法
 GB/T 40510-2021  
Bio-natural gas as vehicle fuel
车用生物天然气
 GB/T 40511-2021  
General technical specifications for collection, storage and transportation of raw materials of agricultural and forestry biomass
农林生物质原料收储运通用技术规范
 GB/T 40536-2021  
Design requirements for residual propellant venting of Spacecraft
航天器剩余推进剂排放设计要求
 GB/T 40513-2021  
Contamination control requirements for spacecraft optics remote instrument
星载光学遥感仪器污染防护要求
 GB/T 40535.1-2021  
Test methods of continuous nitride ceramic fibers—Part 1：Nitrogen content
连续氮化物陶瓷纤维测试方法 第1部分：氮含量
 GB/T 40515-2021  
Ships and marine technology—Globe valves for use in low temperature applications—Design and testing requirements
船舶和海上技术 船用超低温截止阀 设计与试验要求
 GB/T 40516-2021  
Metal valves for use in marine J-flanged pipe face-to-face and centre-to-face dimensions
J类船用法兰连接金属阀门的结构长度
 GB/T 40517-2021  
Solar thermal storage system for low and medium temperature application
太阳能中低温蓄热装置
 GB/T 40518-2021  
Guideline of technology readiness assessment for aerospace engineering
航天工程技术成熟度评价指南
 GB/T 40519-2021  
Design requirements for atomic oxygen protection of spacecraft
航天器原子氧防护设计要求
 GB/T 40520-2021  
Rules for the product maturity of aerospace equipment
航天单机产品成熟度定级规定
 GB/T 40521.1-2021  
Passenger cars test track for a severe lane-change manoeuvre—Part 1: Double lane-change
乘用车紧急变线试验车道 第1部分：双移线
 GB/T 40521.2-2021  
Passenger cars test track for a severe lane-change manoeuvre—Part 2: Obstacle avoidance
乘用车紧急变线试验车道 第2部分：避障
 GB/T 40611-2021  
Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/ sandy sediment interface—Method by measuring the oxygen demand in closed respirometer
塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定密闭呼吸计内耗氧量的方法
 GB/T 40512-2021  
Test method of exposure to weathering for motor vehicle
汽车整车大气暴露试验方法
 GB/T 40393-2021  
Corrosion of metals and alloys—Accelerated corrosion test for intergranular corrosion susceptibility of austenitic stainless steels
金属和合金的腐蚀 奥氏体不锈钢晶间腐蚀敏感性加速腐蚀试验方法
 GB/T 40402-2021  
Pre-insulated composite plastic pipes with polyethylene casing
聚乙烯外护管预制保温复合塑料管
 GB/T 40368-2021  
Determination of kunitz trypsin inhibitor of plant metabolites—Enzyme-linked immunosorbent assay
植物代谢产物胰蛋白酶抑制因子测定 酶联免疫吸附法
 GB/T 40369-2021  
General rules for determination of immunochromatographic test strip
免疫层析试纸条检测通则
 GB/T 40370-2021  
Calculation methods for energy consumption index of gas-steam combined cycle cogeneration
燃气-蒸汽联合循环热电联产能耗指标计算方法
 GB/T 40371-2021  
Gas welding equipment—Materials for equipment used in gas welding, cutting and allied processes
气焊设备 焊接、切割及相关工艺设备用材料
 GB/T 40372-2021  
General technical specifications for disinfectant packaging line
消毒剂灌装生产线通用技术条件
 GB/T 40389-2021  
Sintered metal materials, excluding hardmetals—Measurement of surface roughness
烧结金属材料（不包括硬质合金） 表面粗糙度的测定
 GB/T 40390-2021  
Evaluation requirements for dedicated outdoor air conditioning equipment
独立新风空调设备评价要求

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