China National Standards

China unions GB Standards Search System

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 "unions" GB Standards List:
  • Standard  Code GB Standard Title Standard Class Order
  • GB/T 32294-2015
  • Forged unions, socket-welding and threaded unions
    China National Standards
  • SH/T 3424-2011
  • Forged steel, socket-welding and threaded unions in petrochemical engineering unions
    China Petrochemical Industry Standards

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