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'2020'
China GB Standards List

 GB/T 24242.4-2020  
Non-alloy steel wire rod for conversion to wire —Part 4：Specific requirements for special purpose wire rod
制丝用非合金钢盘条 第4部分：特殊用途盘条
 GB/T 24242.2-2020  
Non-alloy steel wire rod for conversion to wire —Part 2：Specific requirements for general purpose wire rod
制丝用非合金钢盘条 第2部分:一般用途盘条
 GB/T 11062-2020  
Natural gas—Calculation of calorific values, density, relative density and Wobbe indices from composition
天然气 发热量、密度、相对密度和沃泊指数的计算方法
 GB/T 26302-2020  
Seamless copper and copper alloy tube for heat pipe
热管用铜及铜合金无缝管
 GB/T 10573-2020  
Tensile testing method for fine wire of nonferrous metals
有色金属细丝拉伸试验方法
 GB/T 11968-2020  
Autoclaved aerated concrete blocks
蒸压加气混凝土砌块
 GB/T 11969-2020  
Test methods of autoclaved aerated concrete
蒸压加气混凝土性能试验方法
 GB/T 39088-2020  
Ships and marine technology—Sound reception systems
船舶和海上技术 声响接收系统
 GB/T 13587-2020  
Scraps of copper and copper alloy
铜及铜合金废料
 GB/T 4423-2020  
Copper and copper alloy cold-drawn rod and bar
铜及铜合金拉制棒
 GB/T 20975.21-2020  
Methods for chemical analysis of aluminium and aluminium alloy—Part 21: Determination of calcium content
铝及铝合金化学分析方法 第21部分：钙含量的测定
 GB/T 20975.6-2020  
Methods for chemical analysis of aluminium and aluminium alloys—Part 6: Determination of cadmium content
铝及铝合金化学分析方法 第6部分：镉含量的测定
 GB/T 20928-2020  
Seamless inner grooved copper tube
无缝内螺纹铜管
 GB/T 11094-2020  
Gallium arsenide single crystal and cutting wafer grown by horizontal bridgman method
水平法砷化镓单晶及切割片
 GB/T 21087-2020  
Energy recovery ventilators for outdoor air handling
热回收新风机组
 GB/T 15762-2020  
Autoclaved aerated concrete slabs
蒸压加气混凝土板
 GB/T 26300-2020  
Nickel cobalt manganese composite hydroxide
镍钴锰三元素复合氢氧化物
 GB/T 26291-2020  
Seamless copper-nickel alloys tube for ships
舰船用铜镍合金无缝管
 GB/T 26017-2020  
High purity copper
高纯铜
 GB/T 34609.2-2020  
Method for chemical analysis of rhodium compounds—Part 2: Determination of silver,gold,platinum...potassium,chromium and silicon contents—Inductively coupled plasma atomic emission spectrometry
铑化合物化学分析方法 第2部分：银、金、铂、钯、铱、钌、铅、镍、铜、铁、锡、锌、镁、锰、铝、钙、钠、钾、铬、硅含量的测定 电感耦合等离子体原子发射光谱法
 GB/T 39111-2020  
Technical requirements for dental model 3D scanner
牙颌模型三维扫描仪技术要求
 GB/T 39000-2020  
Specification of service quality for rural homestay inn
乡村民宿服务质量规范
 GB/T 39056-2020  
Technical code for maintenance and strengthening of masonry structures on ancient buildings
古建筑砖石结构维修与加固技术规范
 GB/T 39051-2020  
Applied specifications for identification on cultural relics import and export
文物进出境标识使用规范
 GB/T 39049-2020  
Technical guidelines for the conservation and restoration of historical and cultural villages
历史文化名村保护与修复技术指南
 GB/T 23518-2020  
Palladium on carbon catalyst
钯炭
 GB/T 39094-2020  
Terminologies for the Chinese meteorological satellites
中国气象卫星名词术语
 GB/T 39087-2020  
Health informatics—Health informatics profiling framework
健康信息学 健康信息学特征描述框架
 GB/T 39086-2020  
Functional safety requirements and testing methods for battery management system of electric vehicles
电动汽车用电池管理系统功能安全要求及试验方法
 GB/T 39085.2-2020  
Ships and marine technology—Marine radar reflectors—Part 2: Active type
船舶和海上技术 船用雷达反射器 第2部分:主动型
 GB/T 39078.1-2020  
Safety requirements for escalators and moving walks—Part 1: Essential safety requirements
自动扶梯和自动人行道安全要求 第1部分：基本安全要求
 GB/T 20975.17-2020  
Methods for chemical analysis of aluminium and aluminium alloys—Part 17: Determination of strontium content
铝及铝合金化学分析方法 第17部分：锶含量的测定
 GB/T 39077-2020  
Test methods for detecting detrimental phases in lean duplex austenitic-ferritic stainless steels
经济型奥氏体-铁素体双相不锈钢中有害相的检测方法
 GB/T 8760-2020  
Test method for dislocation density of monocrystal gallium arsenide
砷化镓单晶位错密度的测试方法
 GB/T 39093-2020  
Heat accumulation storage test method for dangerous goods
危险品热积累储存试验方法
 GB/T 39092-2020  
Schematic symbols of aircraft environmental control systems
航空器环境控制系统图解符号
 GB/T 39091-2020  
Guidelines for industrial waste heat comprehensive cascade utilization
工业余热梯级综合利用导则
 GB/T 39090-2020  
Adiabatic storage test method for dangerous goods
危险品绝热储存试验方法
 GB/T 2072-2020  
Nickel and nickel alloy strip and foil
镍及镍合金带、箔材
 GB/T 2969-2020  
Samarium oxide
氧化钐
 GB/T 3131-2020  
Tin-lead solder
锡铅钎料
 GB/T 39101-2020  
Determination of antimicrobial activity for polypeptides—Inhibition zone method
多肽抗菌性测定 抑菌圈法
 GB/T 5230-2020  
Electrodeposited copper foil for printed board
印制板用电解铜箔
 GB/T 8151.23-2020  
Methods for chemical analysis of zinc concentrates—Part 23: Determination of mercury content—Solid sampling and direct mercury analysis method
锌精矿化学分析方法 第23部分：汞含量的测定 固体进样直接法
 GB/T 1531-2020  
Copper and copper alloy capillary tube
铜及铜合金毛细管
 GB/T 39095-2020  
Aerospace—Hydraulic fluid components—Expression of particulate contamintion levels
航空航天 液压流体零部件 颗粒污染度等级的表述
 GB/T 39096-2020  
Petroleum and natural gas industries—Aluminium alloy pipe for use as tubing for wells
石油天然气工业 油气井油管用铝合金管
 GB/T 39097-2020  
Technical requirements for deepwater positioning and mooring system
深水定位系泊系统技术要求
 GB/T 39098-2020  
Ships and marine technology—Shipboard fire-fighters’ outfits (protective clothing, gloves, boots and helmet)
船舶与海上技术 船舶消防员装备（防护服、手套、靴子和头盔）
 GB/T 39100-2020  
Determination of antioxidant activity for polypeptides—DPPH and ABTS methods
多肽抗氧化性测定 DPPH和ABTS法

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