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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 "dampers" GB Standards List:
  • JT/T 1038-2016- English Version of China Highway & Transportation Standard
    (External cable-stayed viscous dampers)
    GB 32275-2015- English Version of China National Standard
    Technical specifications of pipeline safety apparatus for fire dampers and explosion protection in textile industry
    NB/T 20039.2-2014- English Version of China Energy industry Standard
    Code on nuclear air and gas treatment. Ventilation, air conditioning and air cleaning. Part 2: dampers
    核空气和气体处理规范 通风、空调与空气净化 第2部分:风阀
    JG/T 209-2012- English Version of China Building & Construction Standard
    dampers for vibration energy dissipation of buildings
    GB/T 21229-2007- English Version of China National Standard
    Acoustics - Determination of sound power levels of noise from air-terminal devices,air-terminal units,dampers and valves by measurement in a reverberation room
    声学 风道末端装置、末端单元、风道闸门和阀噪声声功率级的混响室测定
    GB 15930-2007- English Version of China National Standard
    Fire dampers for building venting and smoke-venting system
    GB/T 20063.8-2006- English Version of China National Standard
    Graphical symbols for diagrams -Part 8: Valves and dampers
    简图用图形符号 第8部分:阀与阻尼器

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