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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 "ratio" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 223.13-2000 Methods for chemical analysis of iron,steel and alloy--The ammonium ferrous sulfate titrationmethod for the determination of vanadium content
    钢铁及合金化学分析方法 硫酸亚铁铵滴定法测定钒含量
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    GB/T 18042-2000 Thermoplastics pipes--Determination of creep ratio
    热塑性塑料管材蠕变比率的试验方法
    China National Standards
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    GB/T 4130-2000 Acoustics--Low frequency calibration methods of hydrophones
    声学 水听器低频校准方法
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    GB/T 14574-2000 Acoustics--Declaration and verification of noise emission values of machinery and equipment
    声学 机器和设备噪声发射值的标示和验证
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    GB/T 8421-2000 Laboratory measurement and limits of operator’s seat transmitted vibration for agricultural wheeled tractors
    农业轮式拖拉机 驾驶座传递振动的试验室测量与限值
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    GB/T 24020-2000 Environmental management--Environmental labels and declarations--General principles
    环境管理 环境标志和声明 通用原则
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    GB/T 17958-2000 Requirements for vibration hazards reduction ofhand-held machines at the workplace
    手持式机械作业防振要求
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    GB/T 17969.6-2000 Information technology--Open Systems Interconnection--Procedures for the operation of OSI registration authorities--Part 6:Application processes and application entities
    信息技术 开放系统互连 OSI登记机构的操作规程 第6部分:应用进程和应用实体
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    GB/T 17969.5-2000 Information technology--Open Systems Interconnection--Procedures for theoperation of OSI registration authorities--Part 5:Register of VT control object definitions
    信息技术 开放系统互连 OSI登记机构的操作规程 第5部分:VT控制客体定义的登记表
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    GB/T 17969.1-2000 Information technology--Open Systems Interconnection--Procedures for the operation of OSI registration authorities--Part 1:General procedures
    信息技术 开放系统互连 OSI登记机构的操作规程 第1部分:一般规程
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    GB/T 17645.26-2000 Industrial automation systems and integration--Parts library--Part 26:Information supplier identification
    工业自动化系统与集成 零件库 第26部分:信息供应商标识
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    GB/T 16975.1-2000 Information technology--Remote operations--Part 1:Concepts,model and notation
    信息技术 远程操作 第1部分:概念、模型和记法
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    GB/T 16656.202-2000 Industrial automation systems and integration--Product data representation and exchange--Part 202:Application protocol:Associative draughting
    工业自动化系统与集成产品数据的表达与交换 第202部分:应用协议:相关绘图
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    GB/T 11287-2000 Electrical relays--Part 21:Vibration,shock,bump and seismic tests on measuring relays and protection equipment--Section one:Vibration tests(sinusoidal)
    电气继电器 第21部分:量度继电器和保护装置的振动、冲击、碰撞和地震试验 第1篇:振动试验(正弦)
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    GB/T 17934.2-1999 Graphic technology--Process control for the manufacture of half-tone colour separations,proof and production prints--Part 2:Offset lithographic processes
    印刷技术 网目调分色片、样张和印刷成品的加工过程控制 第2部分:胶印
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    GB/T 17934.1-1999 Graphic technology--Process control for the manufacture of half-tone colour separations,proof and production prints--Part 1:Parameters and measurement methods
    印刷技术 网目调分色片、样张和印刷成品的加工过程控制 第1部分:参数与测试方法
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    GB/T 12128.2-1999 Reference sources for the calibration of surface contamination monitors--Part 2:Electrons of energy less than 0.15MeV and photons of energy less than 1.5MeV
    用于校准表面污染监测仪的参考源 第2部分:能量低于0.15MeV的电子和能量低于1.5MeV的光子
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    GB/T 17886.1-1999 Shunt power capacitors of the non-self-healing type for a.c.systems having a rated voltage up to and including 1 kV--Part 1:General--Performance,testing and rating--Safety requirements--Guide for installation and operation
    标称电压1 kV及以下交流电力系统用非自愈式并联电容器 第1部分:总则----性能、试验和定额----安全要求----安装和运行导则
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    GB/T 17871-1999 Decompression procedures for nitrox or air saturation-air excursion diving
    氮氧饱和或空气饱和-空气巡回潜水减压程序
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    GB/T 17850.3-1999 Preparation of steel substrates before application of paints and related products--Specifications for non-metallic blast-cleaning abrasives--Copper refinery slag
    涂覆涂料前钢材表面处理 喷射清理用非金属磨料的技术要求 铜精炼渣
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    GB/T 17849-1999 Preparation of steel substrates before application of paints and related products--Test methodsfor non-metallic blast-cleaning abrasives
    涂覆涂料前钢材表面处理 喷射清理用非金属磨料的试验方法
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    GB/T 17783-1999 Rubber,vulcanized--Preparation of samples and test pieces--Chemical tests
    硫化橡胶样品和试样的制备 化学试验
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    GB/T 11848.5-1999 Determination of carbonate in uranium ore concentrate by titration in non-aqueous solvent
    铀矿石浓缩物中碳酸根的测定 非水滴定法
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    GB/T 11348.4-1999 Mechanical vibration of non-reciprocating machines--Measurements on rotating shafts and evaluation criteria--Part 4:Gas turbine sets
    旋转机械转轴径向振动的测量和评定 第4部分:燃气轮机组
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    GB/T 11348.1-1999 Mechanical vibration ofnon-reciprocating machines--Measurements on rotating shafts and evaluation criteria--Part 1:General guidelines
    旋转机械转轴径向振动的测量和评定 第1部分:总则
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    GB/T 16656.32-1999 Industrial automation systems and integration--Product data representation and exchange--Part 32:Conformance testing methodology and framework:Requirements on testing laboratories and clients
    工业自动化系统与集成 产品数据的表达与交换 第32部分:一致性测试方法论与框架:对测试实验室和客户的要求
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    GB/T 4854.4-1999 Acoustics--Reference zero for the calibration of audiometric equipment--Part 4:Reference levels for narrow-band masking noise
    声学 校准测听设备的基准零级 第4部分:窄带掩蔽噪声的基准级
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    GB/T 17630-1998 Geotextiles and geotextile-related products--Dynamic perforation test(Cone-drop test)
    土工布及其有关产品 动态穿孔试验 落锥法
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    GB/T 17649-1998 Duplicating machines--Registration
    复印机械-图像印位精度及测量方法
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    GB 17621-1998 Specification of reservoir operation for large and medium-scale hydropower stations
    大中型水电站水库调度规范
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    GB/T 17645.31-1998 Industrial automation systems and integration--Parts library--Part 31:Implementation resources:Geometric programming interface
    工业自动化系统与集成 零件库 第31部分:实现资源:几何编程接口
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    GB/T 17605-1998 Petroleum andliquid petroleum products--Volumetric calibration of horizontal cylindrical metal tanks(Manual methods)
    石油和液体石油产品 卧式圆筒形金属油罐容积标定法(手工法)
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    GB/T 15970.5-1998 Corrosion of metals and alloys--Stress corrosion testing--Part 5:Preparation and useof C-ring specimens
    金属和合金的腐蚀 应力腐蚀试验 第5部分:C型环试样的制备和应用
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    GB/T 17562.1-1998 Rectangular connectors for frequencies below 3 MHz--Part 1: Generic specification--General requirements and guide for the preparation of detail specifications for connectors with assessed quality
    频率低于3 MHz的矩形连接器 第1部分 总规范 一般要求和编制有质量评定要求的连接器详细规范的导则
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    GB/T 2414.2-1998 Test methods for the properties of piezoelectric ceramics--Transverse length extension vibration mode for bar
    压电陶瓷材料性能试验方法 长条横向长度伸缩振动模式
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    GB/T 2414.1-1998 Test methods for the properties of piezoelectric ceramics--Radial extension vibration mode for disk
    压电陶瓷材料性能试验方法 圆片径向伸缩振动模式
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    GB/T 16656.201-1998 Industrial automation systems and integration--Product data representation and exchange--Part 201:Application protocol:Explicit draughting
    工业自动化系统与集成 产品数据表达与交换 第201部分:应用协议:显式绘图
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    GB/T 2975-1998 Steel and steel products--Location and preparation of test pieces for mechanical testing
    钢及钢产品 力学性能试验取样位置及试样制备
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    GB/T 17387-1998 Recommended practice for the operation,maintenance and troubleshooting of electric submersible pump installations
    潜油电泵装置的操作、维护和故障检查
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    GB/T 7341.3-1998 Audiometers--Part 3:Auditory test signals of short duration for audiometric and neuro-otological purposes
    听力计 第3部分 用于测听与神经耳科的短持续听觉测试信号
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    GB/T 17366-1998 Methods of mineral and rock specimen preparation for EPMA
    矿物岩石的电子探针分析试样的制备方法
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    GB/T 17365-1998 Method of preparation for samples of metal and alloy in electron probe microanalysis
    金属与合金电子探针定量分析样品的制备方法
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    GB/T 17312-1998 Random-incidence and diffuse-field calibration of sound level meters
    声级计的无规入射和扩散场校准
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    GB/T 17309.1-1998 Methods of measurement on receivers for television broadcast transmissions--Part 1:General considerations--Electrical measurements at radio and videofrequencies and measurements on displays
    电视广播接收机测量方法 第1部分:一般考虑 射频和视频电性能测量以及显示性能的测量
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    GB/T 4854.3-1998 Acoustics--Reference zero for the calibration of audiometric equipment--Part 3:Reference equivalent threshold force levels for pure tones and bone vibrators
    声学 校准测听设备的基准零级 第3部分:骨振器纯音基准等效阈力级
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    GB/T 17251-1998 Acoustics--Calibration method of hydrophone acceleration sensitivity
    声学 水听器加速度灵敏度校准方法
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    GB/T 3485-1998 Technical guides for evaluating the rationality of electricity usage in industrial enterprise
    评价企业合理用电技术导则
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    GB/T 17213.8-1998 Industrial-process control valves--Part 8:Noise considerations--Section 1:Laboratory measurement of noise generated by aerodynamic flow through control valves
    工业过程控制阀 第8部分:噪声的考虑 第1节:实验室内测量空气动力流流经控制阀产生的噪声
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    GB/T 17213.1-1998 Industrial-process control valves--Part 1:Control valve terminology and general considerations
    工业过程控制阀 第1部分:控制阀术语和总则
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    GB/T 17170-1997 Test method for deep level EL2 concentration of undoped semiinsulating monocrystal gallium arsenide by measurement infra-red absorption method
    非掺杂半绝缘砷化镓单晶深能级EL2浓度红外吸收测试方法
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    GB 5086.2-1997 Test method standard for leachingtoxicity of solid wastes--Horizontal vibration extraction procedure
    固体废物浸出毒性浸出方法 水平振荡法
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    GB/T 17161-1997 Machine tools--Direction of operation of controls
    机床 控制装置的操作方向
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    GB 17149.7-1997 Disgnostic criteria and principles of management of skin discolouration induced by cosmetics
    化妆品皮肤色素异常诊断标准及处理原则
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    GB/T 7702.17-1997 Standard test method for granularactivated carbon from coal--Determination of floatation ratio
    煤质颗粒活性炭试验方法 漂浮率的测定
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    GB/T 16975.3-1997 Information technology--Remote operations--Part 3:OSI realizations--Remote Operations Service Element(ROSE) protocol specification
    信息技术 远程操作 第3部分:OSI实现 远程操作服务元素(ROSE)协议规范
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    GB/T 16975.2-1997 Information technology--Remote operations--Part 2:OSI realizations--Remote Operations Service Element(ROSE) service definition
    信息技术 远程操作 第2部分:OSI实现 远程操作服务元素(ROSE)服务定义
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    GB/T 16656.31-1997 Industrial automation systems and integration--Product data representation and exchange--Part 31:Conformance testing methodology and framework:General concepts
    工业自动化系统与集成 产品数据的表达与交换 第31部分:一致性测试方法论与框架:基本概念
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    GB/T 16656.203-1997 Industrial automation systems and integration--Product data representationand exchange--Part 203:Application protocol:Configuration controlled design
    工业自动化系统与集成 产品数据的表达与交换 第203部分:应用协议:配置控制设计
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    GB/T 2423.49-1997 Environmental testing for electric and electronic products--Part 2:Test methods--Test Fe:Vibration--Sine-beat method
    电工电子产品环境试验 第2部分:试验方法 试验Fe:振动----正弦拍频法
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    GB/T 2423.47-1997 Environmental testing for electric and electronic products--Part 2:Test methods--Test Fg:Vibration,acoustically induced
    电工电子产品环境试验 第2部分:试验方法 试验Fg:声振
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    GB/T 5279.2-1997 Countersunk flat head screws--Part 2:Penetration depth of cross recesses
    沉头螺钉 第2部分:十字槽插入深度
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    GB/T 16908-1997 Mechanical vibration--Balancing--Shaft and fitment key convention
    机械振动 轴与配合件平衡的键准则
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    GB/T 16768-1997 Metal-cutting machine tools--Measurement method for vibration
    金属切削机床 振动测量方法
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    GB/T 223.68-1997 Methods for chemical analysis of iron,steel and alloy--The potassium iodate titration method after combustion in the pipe furnace for the determination of sulfur content
    钢铁及合金化学分析方法 管式炉内燃烧后碘酸钾滴定法测定硫含量
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    GB/T 223.60-1997 Methods for chemical analysis of iron,steel and alloy--The perchloric acid dehydration gravimetric method for the determination of silicon content
    钢铁及合金化学分析方法 高氯酸脱水重量法测定硅含量
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    GB/T 16760-1997 Preparation of standard methods of measuring performance (SMMP) of consumer goods
    制定消费品性能测试标准方法的总则
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    GB/T 10022.2-1996 Information technology--Picture coding methods--Part 2:Procedure for registration
    信息技术 图片编码方法 第2部分:登记规程
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    GB/T 4698.9-1996 Sponge titanium,titanium and titanium alloys--Determination of tin content--Potassium iodate titration method
    海绵钛、钛及钛合金化学分析方法 碘酸钾滴定法测定锡量
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    GB/T 4698.8-1996 Sponge titanium,titanium and titanium alloys--Determination of aluminium content--Separation with sodium hydroxide-EDTA complexometric titration method
    海绵钛、钛及钛合金化学分析方法 碱分离-EDTA络合滴定法测定铝量
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    GB/T 4698.13-1996 Sponge titanium,titanium and titanium alloys--Determination of zirconium content--EDTA complexometric titration method
    海绵钛、钛及钛合金化学分析方法 EDTA络合滴定法测定锆量
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    GB/T 4698.12-1996 Sponge titanium,titanium and titanium alloys--Determination of vanadium content--Ammonium ferrous sulfate titration method
    海绵钛、钛及钛合金化学分析方法 硫酸亚铁铵滴定法测定钒量
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    GB/T 4698.11-1996 Sponge titanium,titanium and titanium alloys--Determination of chromium content in the absence of Vanadium--Ammonium ferrous sulfate titration method
    海绵钛、钛及钛合金化学分析方法 硫酸亚铁铵滴定法测定铬量(不含钒)
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    GB/T 4698.10-1996 Sponge titanium,titanium and titanium alloys--Determination of chromium content in thepresence of Vanadium--Ammonium ferrous sulfate titration method
    海绵钛、钛及钛合金化学分析方法 硫酸亚铁铵滴定法测定铬量(含钒)
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    GB/T 2460-1996 Pyrites and concentrate--Methods for sampling and preparation sample
    硫铁矿和硫精矿 采样与样品制备方法
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    GB/T 16524-1996 Specification for registration marks for photomasks
    光掩模对准标记规范
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    GB/T 16539-1996 Acoustics--Determination of sound power levels of noise sources using vibration velocity--Measurement for seal machinery
    声学 振速法测定噪声源声功率级 用于封闭机器的测量
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    GB/T 3436-1996 Semiconductor integrated circuits--Series and products of operational amplifier
    半导体集成电路 运算放大器系列和品种
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    GB/T 2678.6-1996 Paper,board and pulps--Determination of water soluble sulphates (Conductimetric titration method)
    纸、纸板和纸浆水溶性硫酸盐的测定(电导滴定法)
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    GB/T 16436.1-1996 Telecontrol equipment and systems--Part 1:General considerations--Section 2:Guide for specifications
    远动设备及系统 第1部分:总则 第2篇:制定规范的导则
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    GB/T 16440-1996 Vibration and shock--Mechanical driving point impedance of the human body
    振动与冲击 人体的机械驱动点阻抗
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    GB/T 16425-1996 Determination for minimum explosive concentration of dust cloud
    粉尘云爆炸下限浓度测定方法
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    GB/T 13823.17-1996 Methods for the calibration of vibration and shock pick-ups--Testing of acoustic sensitivity
    振动与冲击传感器的校准方法 声灵敏度测试
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    GB/T 16173-1996 Test method for smoke generation from burning or pyrolysis of building materials(dual-chamber test)
    建筑材料燃烧或热解发烟量的测定方法(双室法)
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    GB/T 15970.3-1995 Corrosion of metals and alloys--Stress corrosion testing--Part 3:Preparation and use of U-bend specimens
    金属和合金的腐蚀 应力腐蚀试验 第3部分:U型弯曲试样的制备和应用
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    GB/T 15863-1995 VHS 12.65mm VTR’s calibration tapes
    VHS型12.65 mm录像机校准带
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    GB/T 13235.3-1995 Petroleumand liquid petroleum products--Volumetric calibration of vertical cylindrical metal tanks--Electro-optical distance-ranging internal method
    石油和液体石油产品立式圆筒形金属油罐容积标定法(光电内测距法)
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    GB/T 16147-1995 Scintillation flask method for measuring radon concentration in the air
    空气中氡浓度的闪烁瓶测量方法
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    GB/T 5173-1995 Surface active agents and detergents--Determination of anionic-active matter by direct two-phase titration procedure
    表面活性剂和洗涤剂 阴离子活性物的测定 直接两相滴定法
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    GB 15670-1995 Toxicological test methods of pesticides for registration
    农药登记毒理学试验方法
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    GB/T 13823.16-1995 Methods for calibrationof vibration and shock pick-ups--Testing of temperature response by comparison
    振动与冲击传感器的校准方法 温度响应比较测试法
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    GB/T 13823.15-1995 Methods for calibration of vibration and shock pick-ups--Testing of transient temperature sensitivity
    振动与冲击传感器的校准方法 瞬变温度灵敏度测试法
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    GB/T 15611-1995 Acoustics--Calibration of high frequency hydrophone
    声学 高频水听器校准
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    GB/T 15537-1995 Information processing--SGML support facilities--Registration procedures for public text owner identifiers
    信息处理 SGML 支持设施 公用文本拥有者标识符登记规程
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    ratio

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    GB/T 13823.14-1995 Methods for the calibration of vibration and shock pick-ups--Primary calibration by centrifuge
    振动与冲击传感器的校准方法 离心机法一次校准
    China National Standards
    ratio

    English PDF
    GB/T 13823.12-1995 Methods for the calibration of vibration and shock pick-ups--Resonance frequencytesting of undamped accelerometers on a steel block
    振动与冲击传感器的校准方法 安装在钢块上的无阻尼加速度计共振频率测试
    China National Standards
    ratio

    English PDF
    GB/T 15434-1995 Ambient air--Determination of the mass concentration of fluoride--Method by filter sampling andfluorine ion-selective electrode analysis
    环境空气 氟化物质量浓度的测定 滤膜·氟离子选择电极法
    China National Standards
    ratio

    English PDF
    GB/T 2927-1994 Optical printing ratios forenlargement and reduction of motion-picture film images--specification
    电影影片画幅放大或缩小光学印片比率技术要求
    China National Standards
    ratio

    English PDF
    GB/T 3223-1994 Acoustics--Free-field calibration method of under-water sound transducers
    声学 水声换能器自由场校准方法
    China National Standards
    ratio

    English PDF
    GB/T 15330-1994 Test method for water penetration rate of pressure-sensitive tapes
    压敏胶粘带水渗透率试验方法
    China National Standards
    ratio

    English PDF
    GB/T 13823.9-1994 Methods for the calibration of vibration and shock pick-ups--Testing of transverse shock sensitivity
    振动与冲击传感器的校准方法 横向冲击灵敏度测试
    China National Standards
    ratio

    English PDF

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