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    • Standard  Code Standard English Title Standard Class Order
    GB/T 23570-2009 Welding parts for metal cutting machines - General specifications

    China National - GB Standards
    GB/T 23569-2009 Test conditions for heavy duty horizontal lathe - Testing of the accuracy

    China National - GB Standards
    GB/T 23568.1-2009 Reliability evaluation for function units of machine tools - Part 1: General rule

    China National - GB Standards
    GB/T 23567.1-2009 Reliability evaluation for numerical control machine tools - Part 1: General rule

    China National - GB Standards
    GB/T 17421.3-2009 Test code for machine tools - Part 3: Determination of thermal effects

    China National - GB Standards
    GB/T 16462.8-2009 Test conditions for numerically controlled turning machines and turning centres - Part 8: Evaluation of thermal distortions

    China National - GB Standards
    GB/T 16462.7-2009 Test conditions for numerically controlled turning machines and turning centres - Part 7: Evaluation of contouring performance in the coordinate planes

    China National - GB Standards
    GB/T 14100-2009 Gas turbines - Acceptance tests

    China National - GB Standards
    GB/T 14099.8-2009 Gas turbines - Procurement - Part 8: Inspection-testing-installation and commissioning

    China National - GB Standards
    GB/T 14099.3-2009 Gas turbines - Procurement - Part 3: Design requirements

    China National - GB Standards
    GB/T 13981-2009 Design general requirements for small wind turbine

    China National - GB Standards
    GB/T 10489-2009 General requirements for aero-derivative gas turbines

    China National - GB Standards
    GB/T 6096-2009 Test method for personal fall protection systems

    China National - GB Standards
    GB/T 23486-2009 The disposal of sludge from municipal wastewater treatment plant - The quality of sludge used in gardens or parks

    China National - GB Standards
    GB/T 23485-2009 The disposal of sludge from municipal wastewater treatment plant - Quality of sludge for co-landfilling

    China National - GB Standards
    GB/T 23484-2009 The disposal of sludge from municipal wastewater treatment plant - The classification

    China National - GB Standards
    GB/T 23483-2009 Test standard for overall heat transfer coefficient of building envelope and heat supply for space heating

    China National - GB Standards
    GB 6220-2009 Respiratory protection - Long tube breathing apparatus

    China National - GB Standards
    GB 6095-2009 Personal fall protection systems

    China National - GB Standards
    GB 2890-2009 Respiratory protection - Non-powered air-purifying respirators

    China National - GB Standards
    GB 23525-2009 Safety technical criterion for personal board-type sling equipment for suspending work

    China National - GB Standards
    GB 12011-2009 Foot protection - Electrically insulating footwear

    China National - GB Standards
    GB/T 6719-2009 Specifications for bag house

    China National - GB Standards
    GB/T 4103.16-2009 Methods for chemical analysis of lead and lead alloys - Part 16: Determination of copper£¬silver£¬bismuth£¬arsenic£¬antimony£¬tin and zinc contents - Optical emission spectrometry

    China National - GB Standards
    GB/T 4103.15-2009 Methods for chemical analysis of lead and lead alloys - Part 15: Determination of nickel content - Flame atomic absorption spectrophotometry

    China National - GB Standards
    GB/T 4103.14-2009 Methods for chemical analysis of lead and lead alloys - Part 14: Determination of cadmium content - Flame atomic absorption spectrophotometry

    China National - GB Standards
    GB/T 3253.9-2009 Methods for chemical analysis of antimony and antimony trioxide - Determination of cadmium content - Flame atomic absorption spectrometric method

    China National - GB Standards
    GB/T 3253.8-2009 Methods for chemical analysis of antimony and antimony trioxide - Determination of antimony trioxide content - Iodine titration method

    China National - GB Standards
    GB/T 3253.7-2009 Methods for chemical analysis of antimony and antimony trioxide - Determination of bismuth content - Atomic fluorescence spectrometric method

    China National - GB Standards
    GB/T 3253.4-2009 Methods for chemical analysis of antimony and antimony trioxide - Determination of sulfur content in antimony - Burning and sodium hydroxide titration method

    China National - GB Standards

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