2021 year China issued GB standards list |
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GB/T 40646-2021 Technical requirements for broadband customer networking based on public telecommunication network -- Optical camera communications
基于公用电信网的宽带客户网络联网技术要求 可见光成像通信 |
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GB/T 13095-2021 Bathroom unit
整体浴室 |
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GB/T 4657-2021 Codes for the central party and state organs people’s communities and the other state organizations
中央党政机关、人民团体及其他机构代码 |
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GB/T 30887-2021 Technical guide for water system integration and optimization of industrial enterprises
工业企业水系统集成优化技术指南 |
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GB/T 7731.1-2021 Ferrotungsten—Determination of tungsten content—Cinchonine gravimetric method and ammonium nitrate gravimetric method
钨铁 钨含量的测定 辛可宁重量法和硝酸铵重量法 |
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GB/T 41249-2021 Industrial assistance—Guidance for operation management of “pig-biogas-fruit (grain and vegetable)”circular agricultural project
产业帮扶 “猪-沼-果（粮、菜）” 循环农业项目运营管理指南 |
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GB/T 7739.5-2021 Methods for chemical analysis of gold concentrates—Part 5: Determination of lead content
金精矿化学分析方法 第5部分：铅量的测定 |
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GB/T 7739.6-2021 Methods for chemical analysis of gold concentrates—Part 6: Determination of zinc content
金精矿化学分析方法 第6部分：锌量的测定 |
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GB/T 29502-2021 Purple ores
硫铁矿烧渣 |
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GB/T 41121-2021 Glass water slide device safety technical requirement
玻璃水滑道安全技术要求 |
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GB/T 12243-2021 Spring loaded safety valves
弹簧直接载荷式安全阀 |
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GB/T 41039-2021 The general rules of determing designed coal and checked coal in modern coal chemical technology
现代煤化工项目设计煤种和校核煤种确定通则 |
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GB/T 13291-2021 Butadiene for industrial use
工业用丁二烯 |
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GB/T 10892-2021 Stationary air compressors -- Safety rules and code of practice
固定的空气压缩机 安全规则和操作规程 |
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GB/T 41043-2021 Coordinative development effectiveness evaluation indicator and method of coal and coalbed methane
煤与煤层气协调开发效果评价指标及计算方法 |
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GB/T 14598.181-2021 Measuring relays and protection equipment -- Part 181：Functional requirements for frequency protection
量度继电器和保护装置 第181 部分：频率保护功能要求 |
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GB/T 15911-2021 Monitoring and testing method for energy saving of industrial electroheat devices
工业电热设备节能监测方法 |
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GB/T 10781.9-2021 Quality requirements for baijiu—Part 9:Zhimaxiangxing baijiu
白酒质量要求 第9部分：芝麻香型白酒 |
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GB/T 41112-2021 Solid wire electrodes, solid wires and rods for fusion welding of magnesium and magnesium alloys
镁及镁合金焊丝 |
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GB/T 10801.1-2021 Moulded polystyrene foam for thermal insulation（EPS）
绝热用模塑聚苯乙烯泡沫塑料(EPS) |
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GB/T 41172-2021 Antispasmodic ankle foot orthoses
抗痉挛踝足矫形器 |
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GB/T 14088-2021 Marine halon fire extinguishing system
船用卤代烷灭火系统 |
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GB/T 41183-2021 Antispasmodic wrist orthoses
抗痉挛腕矫形器 |
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GB/T 15972.45-2021 Specifications for optical fibre test methods—Part 45:Measurement methods and test procedures for transmission characteristics—Mode field diameter
光纤试验方法规范 第45部分：传输特性的测量方法和试验程序 模场直径 |
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GB/T 12788-2021 Criteria for class 1E power systems for nuclear power plants
核电厂安全级电力系统准则 |
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GB/T 40473.9-2021 Banking application system—Nonfunctional requirement—Part 9: Portability
银行业应用系统 非功能需求 第9部分：可移植性 |
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GB/T 9239.12-2021 Mechanical vibration—Rotor balancing—Part 12: Procedures and tolerances for rotors with flexible behaviour
机械振动 转子平衡 第12部分：具有挠性特性的转子的平衡方法与允差 |
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GB/T 14914.3-2021 The specification for marine observation -- Part 3: Surface and subsurface buoy-based observation
海洋观测规范 第 3 部分：浮标潜标观测 |
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GB/T 39919-2021 Code of practice for the plant quarantine of exit freight containers
出境集装箱植物检疫规程 |
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GB/T 7308.3-2021 Plain bearings—Thin-walled half bearings with or without flange—Part 3: Measurement of peripheral length
滑动轴承 有法兰或无法兰薄壁轴瓦 第3部分:周长测量 |
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GB 55006-2021 Code for design of steel structures
钢结构通用规范 |
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GB/T 5755-2021 Steel cord conveyor belts—Cord-to-coating bond test—Initial test and after thermal treatment
钢丝绳芯输送带 绳与包覆胶粘合试验 原始状态下和热老化后试验 |
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GB/T 17650.2-2021 Test on gases evolved during combustion of materials from cables or optical fiber cables - Part 2: Determination of acidity (by pH measurement) and conductivity
取自电缆或光缆的材料燃烧时释出气体的试验方法 第2部分：酸度（用pH测量）和电导率的测定 |
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GB/T 18643-2021 Diagnostic techniques for Marek’s disease
鸡马立克氏病诊断技术 |
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GB/T 4490-2021 Conveyor belts with textile carcass—Widths and lengths
织物芯输送带 宽度和长度 |
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GB/T 3296-2021 Test method for translucency of daily-use porcelain
日用瓷器透光度测定方法 |
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GB/T 2680-2021 Glass in building—Determination of light transmittance, solar direct transmittance, total solar energy transmittance, ultraviolet transmittance and related glazing factors
建筑玻璃 可见光透射比、太阳光直接透射比、太阳能总透射比、紫外线透射比及有关窗玻璃参数的测定 |
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GB/T 5235-2021 Designation and chemical composition of wrought nickel and nickel alloy
加工镍及镍合金牌号和化学成分 |
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GB/T 1406.3-2021 Types and dimensions of lamp caps—Part 3：Prefocus caps
灯头的型式和尺寸 第3部分：预聚焦式灯头 |
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GB/T 9966.14-2021 Test methods for natural stone-Part 14:Determination of rupture energy
天然石材试验方法 第14部分：耐断裂能量的测定 |
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GB/T 41020-2021 Guidance on building fire risk assessment for property insurance
建筑物财产保险火灾风险评估指南 |
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GB/T 7187.1-2021 Fuel oil consumption for transportation ships—Part 1: Calculation method for marine ships
运输船舶燃油消耗量 第1部分：海洋船舶计算方法 |
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GB/T 6110-2021 Drawing dies—Carbide alloy drawing dies—Structural types and dimensions
拉制模 硬质合金拉制模 结构型式和尺寸 |
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GB/T 6232-2021 Tractors and machinery for agriculture and forestry—Wheel-to-hub fixing dimensions
农林拖拉机和机械 车轮在轮毂上安装尺寸 |
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GB/T 41163-2021 Specification for process design of enhancing coal seam permeability by water jet in coalmine
煤矿井下煤层水射流冲击增透工艺设计规范 |
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GB/T 22173-2021 Oxadiazon technical material
噁草酮原药 |
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GB/T 7424.20-2021 Optical fibre cable generic specification—Part 20:Basic optical cable test procedures—General and definitions
光缆总规范 第20部分：光缆基本试验方法 总则和定义 |
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GB/T 7424.22-2021 Optical fibre cable generic specification—Part 22：Basic optical cable test procedures—Environmental test methods
光缆总规范 第22部分：光缆基本试验方法 环境性能试验方法 |
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GB/T 6287-2021 Determination of static adsorbed water for molecular sieve
分子筛静态水吸附测定方法 |
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GB/T 8361-2021 Ultrasonic testing method for the surface of cold drawn round steel
冷拉圆钢表面超声检测方法 |
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