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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 "below" GB Standards List:
  • GB/T 30844.3-2017- English Version of China National Standard
    Variable-frequency drive of 1kV and below—Part 3: Safety requiements
    1kV及以下通用变频调速设备 第3部分:安全规程
    SJ/T 10495-2016- English Version of China Electronics Standard
    (Frequencies below 3MHz PCB connectors - Part 11: coaxial connector (free connectors and fixed connectors size) Detail Specification)

    DL/T 1658-2016- English Version of China Electricity & Power Standard
    (35kV and below solid insulated tube type busbar)

    DL/T 1674-2016- English Version of China Electricity & Power Standard
    (Technical Guidelines for Lightning Protection for 35kV and below)

    GB/T 15157.2-2015- English Version of China National GB Standard
    Connectors for frequencies below 3 MHz for use with printed boards—Part 2:Detail specification for two-part connectors with assessed quality,for printed boards,for basic grid of 2.54 mm with common mounting features
    印制板用频率低于3 MHz的连接器 第2部分:有质量评定的具有通用安装特征基本网格2.54 mm的印制板用两件式连接器详细规范
    NB/T 42049-2015- English Version of China Energy industry Standard
    Metal-oxide surge arresters without gaps for d.c. systems of 3kV and below

    GB/T 30844.2-2014- English Version of China National Standard
    Variable-frequency drive of 1kV and below—Part 2:Test methods
    1 kV及以下通用变频调速设备 第2部分:试验方法
    GB/T 30844.1-2014- English Version of China National Standard
    Variable-frequency drive of 1 kV and below—Part 1: Technical conditions
    1 kV及以下通用变频调速设备 第1部分:技术条件
    SN/T 1621.3-2013- English Version of China Import Export Inspection Standard
    Rules for the inspection of power generating equipments for export. Part 3: Micro hydro generator equipments(12 kW and below)

    GB 50053-2013- English Version of China National GB Standard
    Code for design of 20KV and below substation
    20kV及以下变电所设计规范
    GB/T 28509-2012- English Version of China National Standard
    Ultrafine coaxial cables with insulation diameter below 1mm and cable assemblies
    绝缘外径在1mm以下的极细同轴电缆及组件
    GB 50776-2012- English Version of China National GB Standard
    Code for construction and acceptance of converter transformer in converter station at ±800KV and below
    ±800KV及以下换流站换流变压器施工及验收规范
    GB 50777-2012- English Version of China National GB Standard
    Code for construction and acceptance of frame works in converter station at ±800KV and below
    ±800KV及以下换流站构支架施工及验收规范
    GB 50774-2012- English Version of China National GB Standard
    Code for construction and acceptance of dry-type smoothing reactors in converter stations at ±800KV and below
    ±800KV及以下换流站干式平波电抗器施工及验收规范
    GB/T 50775-2012- English Version of China National GB Standard
    Code for construction and acceptance of converter valve in converter station at ±800KV and below
    ±800KV及以下换流站换流阀施工及验收规范
    DL/T 5276-2012- English Version of China Electricity & Power Standard
    Construction technology guide for the assembling of busbar and jumper in converter station at ± 800kV and below

    DL/T 5275-2012- English Version of China Electricity & Power Standard
    Code for construction quality checkout and evaluation of earth electrode in DC transmission system at ±800kV and below

    YD/T 2282-2011- English Version of China Telecommunication Standard
    Technical requirements for symmetrical cables at and below 3GHz used in telecommunication equipment

    YD/T 2287-2011- English Version of China Telecommunication Standard
    Insulated wines with conductor diameter below 0.8 mm

    GB/T 15157.12-2011- English Version of China National GB Standard
    Connectors for frequencies below 3 MHz for use with printed boards - Part 12: Detail specification for dimensions, general requirements and tests for a range of sockets designed for use with integrated circuits
    频率低于3MHz的印制板连接器 第12部分:集成电路插座的尺寸、一般要求和试验方法详细规范
    YD/T 2160.1-2010- English Version of China Telecommunication Standard
    Coaxial cables with insulation diameter below 1mm and cable assemblies. Part 1: Cables

    YD/T 2160.2-2010- English Version of China Telecommunication Standard
    Coaxial cables with insulation diameter below 1mm and cable assemblies. Part 2: Cable assemblies

    GB/T 13461-2008- English Version of China National GB Standard
    Modular below knee prosthesis
    组件式小腿假肢
    JJF 022-2008- English Version of China Metrological Standard
    20kV and below, the impact of full-wave voltage test device calibration specification

    GB/T 15157.14-2007- English Version of China National GB Standard
    Connectors for frequencies below 3 MHz for use with printed boards - Part 14: Detail specification for circular connectors for low-frequency audio and video applications such as audio, video and audio-visual equipment
    频率低于3MHz的印制板连接器 第14部分: 音频、视频和音像设备用低音频及视频圆形连接器详细规范
    GB/T 10612-2003- English Version of China National GB Standard
    Industrial plate screens--Thickness below 3 mm--Round and square holes
    工业用筛板 板厚<3 mm的圆孔和方孔筛板
    GB/T 15157.7-2002- English Version of China National GB Standard
    Connectors for frequencies below 3MHz for use with printed boards--Part 7:Detail specification for connectors,8-way,including fixed and free connectors with common mating features,with assessed quality
    频率低于3 MHz的印制板连接器 第7部分:有质量评定的具有通用插合特性的8位固定和自由连接器详细规范
    GB/T 17562.8-2002- English Version of China National GB Standard
    Rectangular connectors for frequencies below 3MHz--Part 8:Detail specification for connectors,four-signal contacts and earthing contacts for cable screen
    频率低于3 MHz的矩形连接器 第8部分:具有4个信号接触件和电缆屏蔽用接地接触件的连接器详细规范
    TB/T 1484.1-2001- English Version of China Railway & Train Standard
    (Railway rolling stock cables ordering technology - Part 1: 3kV and below rated voltage cables)

    GB/T 15157.2-1998- English Version of China National GB Standard
    Connectors for frequencies below 3MHz for use with printed boards--Part 2:Detail specification for two-part connectors with assessed quality,for printed boards,for basic grid of 2.54 mm(0.1in) with commonmounting features
    印制板用频率低于3 MHz的连接器 第2部分:有质量评定的具有通用安装特征 基本网格2.54 mm(0.1in)的印制板用两件式连接器详细规范
    YD/T 985-1998- English Version of China Telecommunication Standard
    Regulations for establishment of communications between audiovisual terminals with 3 or more digital channels at below 1930kbit/s

    GB/T 17562.1-1998- English Version of China National GB Standard
    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
    YD/T 848-1996- English Version of China Telecommunication Standard
    Systems for establishment of communication between audiovisual terminals by using 2Mbit/s and below 2Mbit/s digital channels

    GB/T 15157-1994- English Version of China National GB Standard
    Connectors for frequencies below 3MHz for use with printed boards--Part l:Generic specification--Gen-eral requirements and guide for the preparation of detail specifications, with assessedquality
    印制板用频率低于3 MHz的连接器 第1 部分:总规范 一般要求和编制有质量评定的详细规范的导则
    JJG 856-1994- English Version of China Metrological Standard
    Verification Regulation of the Working Radiation Thermometers below 500 Celsius

    SN/T 0298-1993- English Version of China Import Export Inspection Standard
    Rules for inspection of micor hydro generatorequipments(12kW and below the 12kW)for export

    DL 464.1-1992- English Version of China Electricity & Power Standard
    (Rated voltage 1kV and below overhead insulated wires fittings and insulation parts. (1) General Provisions)

    DL 464.5-1992- English Version of China Electricity & Power Standard
    (Rated voltage 1kV and below overhead insulated wires fittings and insulation components. (5) fixed suspension clamp)

    DL 464.2-1992- English Version of China Electricity & Power Standard
    (Rated voltage 1kV and below overhead insulated wires fittings and insulation components. (2) Ordinary clamp connection)

    DL 464.4-1992- English Version of China Electricity & Power Standard
    (Rated voltage 1kV and below overhead insulated wires fittings and insulation components. (4) Wedge Clamp)

    DL 464.3-1992- English Version of China Electricity & Power Standard
    (Rated voltage 1kV and below overhead insulated wires fittings and insulation components. (3) puncture-type clamp connection)

    DL 413-1991- English Version of China Electricity & Power Standard
    (35kV and below, heat shrinkable power cable accessories technical conditions apply)

    HG/T 3097-1989- English Version of China Chemical Industry Standard
    (below 110 Celsius hot water delivery pipe rubber ring material specification)

    JJG 439-1986- English Version of China Metrological Standard
    Verification regulation of intermediate frequency precision waveguide below cut-off attenuator


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