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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "En" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 13747.5-1992 Zirconium and zirconium alloys--Determination of aluminium contEnt--Chrome azurol S spectrophotometric method
    锆及锆合金化学分析方法 铬天青S分光光度法测定铝量    		 China National Standards
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    GB/T 13747.4-1992 Zirconium and zirconium alloys--Determination of chromium contEnt--Diphenylcarbazide spectrophoto-metric method
    锆及锆合金化学分析方法 二苯卡巴肼分光光度法测定铬量    		 China National Standards
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    GB/T 13747.3-1992 Zirconium and zirconium alloys--Determination of nickel contEnt--Dimethylglyoxime spectrophoto-metric method
    锆及锆合金化学分析方法 丁二酮肟分光光度法测定镍量    		 China National Standards
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    GB/T 13747.24-1992 Zirconium and zirconium alloys--Determination of carbon contEnt--Combustion coulometric method
    锆及锆合金化学分析方法 库仑法测定碳量    		 China National Standards
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    GB/T 13747.23-1992 Zirconium and zirconium alloys--Determination of nitrogEn content--Distillation-Nessler reagent spectrophotometric method
    锆及锆合金化学分析方法 蒸馏分离-奈斯勒试剂分光光度法测定氮量    		 China National Standards
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    GB/T 13747.22-1992 Zirconium and zirconiumalloys--Determination of oxygEn content--Inert gas fusion coulometric method
    锆及锆合金化学分析方法 惰气熔融库仑法测定氧量    		 China National Standards
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    GB/T 13747.2-1992 Zirconium and zirconium alloys--Determination of iron contEnt--1，10-phenanthrolinespectrophoto-metric method
    锆及锆合金化学分析方法 1，10-二氮杂菲分光光度法测定铁量    		 China National Standards
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    GB/T 13747.21-1992 Zirconium and zirconium alloys--Determination of hydrogEn content--Vacuum heating chromatographic method
    锆及锆合金化学分析方法 真空加热气相色谱法测定氢量    		 China National Standards
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    GB/T 13747.20-1992 Zirconium and zirconium alloys--Determination of hafnium contEnt--Emission spectrographic method
    锆及锆合金化学分析方法 发射光谱法测定铪量    		 China National Standards
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    GB/T 13747.19-1992 Zirconium andzirconium alloys--Determination of titanium contEnt--Diantipyrylmethane spectrophotometric method
    锆及锆合金化学分析方法 二安替比林甲烷分光光度法测定钛量    		 China National Standards
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    GB/T 13747.18-1992 Zirconium andzirconium alloys--Determination of vandium contEnt--N-benzoyl-N-phenylhydroxylamine spectrophotometric method
    锆及锆合金化学分析方法 苯甲酰苯基羟胺分光光度法测定钒量    		 China National Standards
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    GB/T 13747.17-1992 Zirconium and zirconium alloys--Determination of cadmium contEnt--Oscillopolarographic method
    锆及锆合金化学分析方法 示波极谱法测定镉量    		 China National Standards
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    GB/T 13747.16-1992 Zirconium and zirconium alloys--Determination of chloric contEnt--Silver chloride nephelometry method
    锆及锆合金化学分析方法 氯化银浊度法测定氯量    		 China National Standards
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    GB/T 13747.15-1992 Zirconium and zirconium alloys--Determination of boron contEnt--Curcumin spectrophotometric method
    锆及锆合金化学分析方法 姜黄素分光光度法测定硼量    		 China National Standards
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    GB/T 13747.14-1992 Zirconium and zirconiumalloys--Determination of uranium contEnt--Catalytic-oscillopolarographic method
    锆及锆合金化学分析方法 催化示波极谱法测定铀量    		 China National Standards
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    GB/T 13747.13-1992 Zirconium and zirconium alloys--Determination of lead contEnt--Oscillopolarographic method
    锆及锆合金化学分析方法 示波极谱法测定铅量    		 China National Standards
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    GB/T 13747.12-1992 Zirconium and zirconiumalloys--Determination of silicon contEnt--Molybdenum blue spectrophotometric method
    锆及锆合金化学分析方法 钼蓝分光光度法测定硅量    		 China National Standards
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    GB/T 13747.1-1992 Zirconium and zirconium alloys--Determination of tin contEnt
    锆及锆合金化学分析方法 锡量测定    		 China National Standards
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    GB/T 13747.11-1992 Zirconium and zirconium alloys--Determination of molybdEnum content--Thiocyanate spectrophoto-metric method
    锆及锆合金化学分析方法 硫氰酸盐分光光度法测定钼量    		 China National Standards
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    GB/T 13747.10-1992 Zirconium and zirconium alloys--Determination of tungstEn content--Thiocyanate spectrophotometric method
    锆及锆合金化学分析方法 硫氰酸盐分光光度法测定钨量    		 China National Standards
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    GB/T 13757-1992 Packaging--DimEnsions of sack transport packages
    袋类运输包装尺寸系列    		 China National Standards
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    GB/T 13744-1992 The measuremEnt of coating thickness for electro-deposited nickel coatings on magnetic and non-magnetic substracts
    磁性和非磁性基体上镍电镀层厚度的测量    		 China National Standards
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    GB/T 13783-1992 Cotton fibres--Determination of breaking tEnacity of flat bundles
    棉纤维断裂比强度的测定 平束法    		 China National Standards
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    GB/T 13782-1992 Test method for textile fibre lEngth distribution parameters--Electric condenser method
    纺织纤维长度分布参数试验方法 电容法    		 China National Standards
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    GB/T 13781-1992 Textiles--Cotton fibres--Determination of lEngth(span length) and length uniformity
    棉纤维长度(跨距长度)和长度整齐度的测定    		 China National Standards
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    GB/T 13780-1992 Test method for cotton lEngth--Auto-photoelectric stapler
    棉纤维长度试验方法 自动光电长度仪法    		 China National Standards
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    GB/T 13765-1992 Textiles--Tests for colour fastness--Specification for standard adjacEnt fabric of linen and ramie
    纺织品 色牢度试验 亚麻和苎麻标准贴衬织物规格    		 China National Standards
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    GB 13735-1992 PolyethylEne blown mulch film for agricultural uses
    聚乙烯吹塑农用地面覆盖薄膜    		 China National Standards
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    GB/T 4958.17-1992 Methods of measuremEnt for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section six--Diversity，twin-path and hot stand-by equipment
    地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第六节 分集、双路和热备用设备    		 China National Standards
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    GB/T 4958.16-1992 Methods of measuremEnt for equipment used in terrestrial radio-relay systems--Part 2:Measurements for sub-systems--Section three--R.F. branching networks
    地面无线电接力系统所用设备的测量方法 第二部分:分系统的测量 第三节 射频分支网络    		 China National Standards
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    GB/T 4958.15-1992 Methods of measuremEnt for equipment usedin terrestrial radio-relay systems--Part 1:Measurements common to sub-systems and simulated radio-relay systems--Section four--Measurements in the baseband
    地面无线电接力系统所用设备的测量方法 第一部分:分系统和仿真无线电接力系统通用的测量 第四节 基带范围的测量    		 China National Standards
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    GB/T 4958.14-1992 Methods of measuremEnt for equipment usedin terrestrial radio-relay systems--Part 1:Measurements common to sub-systems and simulated radio-relay systems--Section two--Measurements in the radio-frequency range
    地面无线电接力系统所用设备的测量方法 第一部分:分系统和仿真无线电接力系统通用的测量 第二节 射频范围的测量    		 China National Standards
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    GB/T 13859-1992 Performance andtest methods of 30-channel pulse code modulation drop/insert equipmEnt at 2048kbit/s
    2048kbit/s 30路脉码调制分插设备技术要求与测试方法    		 China National Standards
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    GB/T 13858.1-1992 Specification for colour TV modulation and demodulation equipmEnt(1TV+4 sound program)used in middle distance terrestrial analog radio-relay systems
    中距离地面模拟无线电接力系统彩色电视调制机和解调机(1路电视和4路伴音)技术条件    		 China National Standards
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    GB/T 13857-1992 Specification for microwave communication system remote supervisory and control equipmEnt
    微波通信系统远程监控设备技术条件    		 China National Standards
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    GB/T 13856-1992 Specification for 4GHz band microwave service channel equipmEnt
    4 GHz微波联络机技术条件    		 China National Standards
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    GB/T 13723-1992 GEneric specification for medium size computer
    中型数字电子计算机通用技术条件    		 China National Standards
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    GB/T 13715-1992 Contemporary Chinese language word segmEntation specification for information processing
    信息处理用现代汉语分词规范    		 China National Standards
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    GB/T 13714-1992 Fiber optic branching devices--Part 3:Sectional specification--One-to-n wavelEngth multiplexer/demultiplexer
    纤维光学分路器 第三部分:分规范 1至n个波长复用器／解复用器 (可供认证用)    		 China National Standards
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    GB/T 13713-1992 Fibre optic branching devices--Part 1:GEneric speci-fication
    纤维光学分路器 第一部分:总规范 (可供认证用)    		 China National Standards
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    GB/T 13712-1992 Fibre optic modulators--Part 1:GEneric specification
    纤维光学调制器 第一部分:总规范 (可供认证用)    		 China National Standards
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    GB/T 13705-1992 GEneral requirements for shipboard radio communication installations
    船用无线电通信设备一般要求    		 China National Standards
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    GB/T 13704-1992 GEneral specification for shipboard broadcasting system
    船用广播系统通用技术条件    		 China National Standards
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    GB 50162-1992 Standard for road Engineering drawing
    道路工程制图标准    		 China National Standards
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    GB/T 13700-1992 Spectrophotometric determination of molybdEnum in uranium hexafluoride
    六氟化铀中钼的分光光度法测定    		 China National Standards
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    GB/T 13695-1992 Authorized limits for normalized releases of radioactive effluEnts from nuclear fuel cycle
    核燃料循环放射性流出物归一化排放量管理限值    		 China National Standards
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    GB 50165-1992 Technical code for maintEnance and strengthing of ancient timber buildings
    古建筑木结构维护与加固技术规范    		 China National Standards
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    GB/T 750-1992 Autoclave method for soundness of portland cemEnt
    水泥压蒸安定性试验方法    		 China National Standards
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    GB/T 13682-1992 Axial load fatigue testing for threadedfastEners
    螺纹紧固件轴向载荷疲劳试验方法    		 China National Standards
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    GB/T 13658-1992 PolymethylEne polyphenylene isocyanate
    多亚甲基多苯基异氰酸酯    		 China National Standards
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    GB/T 13632-1992 MeasuremEnts for monitoring adequate cooling within the core of pressurized light water reactors
    监督压水堆堆芯充分冷却的测量要求    		 China National Standards
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    GB/T 13625-1992 Seismic qualification of electrical equipmEnt of the safety system for nuclear power plants
    核电厂安全系统电气设备抗震鉴定    		 China National Standards
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    GB 13618-1992 RequiremEnts of electromagnetic environment protection for air defense surveillance radar station
    对空情报雷达站电磁环境防护要求    		 China National Standards
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    GB/T 3730.3-1992 Motor vehicles and towed vehicles--DimEnsions of vehicles--Terms and definitions
    汽车和挂车的术语及其定义 车辆尺寸    		 China National Standards
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    GB/T 13583-1992 Outline dimEnsion series of infrared detectors
    红外探测器外形尺寸系列    		 China National Standards
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    GB/T 13582-1992 GEneric specification for electronic lightingcontrol equipments
    电子调光设备通用技术条件    		 China National Standards
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    GB/T 13581-1992 Minimum performance requiremEnts on high fidelity head phones
    高保真头戴耳机最低性能要求    		 China National Standards
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    GB/T 13566-1992 Determination of bulk dEnsity for fertilizers
    肥料 堆密度的测定方法    		 China National Standards
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    GB/T 4725-1992 Epoxide wovEn glass fabric copper-clad laminated sheets for printed circuits
    印制电路用覆铜箔环氧玻璃布层压板    		 China National Standards
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    GB/T 4723-1992 PhEnolic cellulose paper copper-clad laminated sheets for printed circuits
    印制电路用覆铜箔酚醛纸层压板    		 China National Standards
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    GB/T 4721-1992 GEneral rules for copper-clad laminated sheets for printed circuits
    印制电路用覆铜箔层压板通用规则    		 China National Standards
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    GB/T 13547-1992 Human dimEnsions in workspaces
    工作空间人体尺寸    		 China National Standards
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    GB/T 13580.1-1992 GEneral principles for analytical methods of the wet precipitation
    大气降水采样和分析方法总则    		 China National Standards
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    GB/T 13580.10-1992 Determination of fluoride in the wet precipitation--Fluor reagEnt spectrophotometry
    大气降水中氟化物的测定 新氟试剂光度法    		 China National Standards
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    GB/T 13543-1992 Environmental test methods for digital communication equipments
    数字通信设备环境试验方法    		 China National Standards
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    GB/T 13538-1992 Electrical pEnetration assemblies in containment structures for nuclear power plants
    核电厂安全壳电气贯穿件    		 China National Standards
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    GB 13548-1992 GEneral principle of safety assessment for phosgene and its products plant
    光气及光气化产品生产装置安全评价通则    		 China National Standards
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    GB/T 13525-1992 Test method for tEnsile-impact property of plastics
    塑料拉伸冲击性能试验方法    		 China National Standards
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    GB/T 13519-1992 Heat shrinkable polyethylEne film
    聚乙烯热收缩薄膜    		 China National Standards
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    GB/T 13503-1992 GEneric specification for digital microwave radio relay communication equipment
    数字微波接力通信设备通用技术条件    		 China National Standards
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    GB/T 13502-1992 Information processing--Program constructs and convEntions for their representation
    信息处理 程序构造及其表示的约定    		 China National Standards
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    GB/T 13491-1992 GEneral rule for packing of coatings
    涂料产品包装通则    		 China National Standards
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    GB/T 13497-1992 Codes of clearing cEntre for countrywide inter-bank transaction
    全国清算中心代码    		 China National Standards
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    GB/T 13451.2-1992 Determination of relative tinting strEngth of colored pigments and relative scattering power of white pigments--Photometric methods
    着色颜料相对着色力和白色颜料相对散射力的测定 光度计法    		 China National Standards
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    GB/T 13449-1992 Gold lump ores--IncremEnt sampling and sample preparation--Manual method
    金块矿取样和制样方法 手工方法    		 China National Standards
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    GB/T 13440-1992 Method for flattEning test of seamless gas cylinders
    无缝气瓶压扁试验方法    		 China National Standards
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    GB/T 4857.1-1992 Packaging--Complete，filled transport packages--IdEntification of parts when testing
    包装 运输包装件 试验时各部位的标示方法    		 China National Standards
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    GB/T 13413-1992 GEneral terminology for ships--Ship system
    船舶通用术语 船舶系统    		 China National Standards
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    GB/T 13411-1992 Technical requiremEnts for marine controllable pitch propellers
    船用可调螺距螺旋桨技术条件    		 China National Standards
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    GB/T 13410-1992 The technical specifications of turbochargers used for marine diesel Engines
    船用柴油机涡轮增压器技术条件    		 China National Standards
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    GB/T 13409-1992 Air-conditioning and vEntilation of accommodation spaces on board ships--Design parameter and method ofcalculations
    船舶起居处所空气调节与通风设计参数和计算方法    		 China National Standards
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    GB 13406-1992 Technical requiremEnt for lifeboat davit installation
    吊艇架装置技术条件    		 China National Standards
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    GB/T 13431-1992 Performance requiremEnts for 120-channel submarine coaxial cable carrier telephone equipment
    120路海底同轴电缆载波电话设备技术要求    		 China National Standards
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    GB/T 13430-1992 Performance requiremEnts for 24-channel submarine coaxial cable carrier telephone equipment
    24路海底同轴电缆载波电话设备技术要求    		 China National Standards
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    GB/T 13429-1992 MeasuremEnt methods for 120-channel submarine coaxial cable carrier telephone equipment
    120路海底同轴电缆载波电话设备测试方法    		 China National Standards
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    GB/T 13428-1992 Methods of measuremEnt for the delta modulation equipment
    增量调制终端设备测量方法    		 China National Standards
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    GB/T 13427-1992 Performance requiremEnt of the delta medulation equipment
    增量调制终端设备技术要求    		 China National Standards
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    GB/T 13426-1992 Reliability requiremEnts and test methods for digital communication equipment
    数字通信设备的可靠性要求和试验方法    		 China National Standards
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    GB/T 13425-1992 MeasuremEnt for 24-channel submarine coaxial cable carrier telephone equipment
    24路海底同轴电缆载波电话设备测试方法    		 China National Standards
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    GB/T 13418-1992 Character and Entry filing principles
    文字条目通用排序规则    		 China National Standards
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    GB 14883.2-1994 Examination of radioactive materialsfor foods--Determination of hydrogEn-3
    食品中放射性物质检验 氢-3的测定    		 China National Standards
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    GB 14883.1-1994 Examination of radioactive materials for foods--GEneral principle
    食品中放射性物质检验 总则    		 China National Standards
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    GB 14882-1994 Limited concEntrations of radioactive materials in foods
    食品中放射性物质限制浓度标准    		 China National Standards
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    GB/T 13372-1992 Determination of traceelemEnts in uranium dioxide powders and pellets by ICP-AES
    二氧化铀粉末和芯块中杂质元素的测定 ICP-AES 法    		 China National Standards
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    GB/T 2361-1992 Rust prevEnting oils and greases--Test method of wet heat
    防锈油脂湿热试验法    		 China National Standards
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    GB/T 13354-1992 Test method for dEnsity of adhesives in fluid form--Method of weight cup
    液态胶粘剂密度的测定方法 重量杯法    		 China National Standards
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    GB/T 13353-1992 Test method for resistance of adhesive bonds to chemical reagEnts--Metal to metal
    胶粘剂耐化学试剂性能的测定方法 金属与金属    		 China National Standards
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    GB/T 13345-1992 GEneral technical requirement of oil film bearing for rolling mill
    轧机油膜轴承通用技术条件    		 China National Standards
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    GB/T 13338-1991 Basic rules for the measuremEnt andcalculation of thermal equilibrium of fuel-fired furnace in industry
    工业燃料炉热平衡测定与计算基本规则    		 China National Standards
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    GB/T 13325-1991 Noise emitted by machinery and equipmEnt--Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator’s or by stander’s position
    机器和设备辐射的噪声 操作者位置噪声测量的基本准则 (工程级)    		 China National Standards
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