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    • Standard  Code Standard English Title Standard Class Order
    GB/T 34525-2017 Safety rules for handling, loading and unloading, storing and using of cylinder

    China National - GB Standards
    GB/T 9252-2017 Method for pressure cycling test of gas cylinders

    China National - GB Standards
    GB/T 21451.3-2017 Petroleum and liquid petroleum products—Measurement of level and temperture in storage tanks by automatic methods—Part 3:Measurement of level in pressurized tanks(non-refrigerated)

    China National - GB Standards
    GB/T 34533-2017 Measurement of helium porosity and pulse decay permeability of shale

    China National - GB Standards
    GB/T 34534-2017 Coke—Determination of ash composition—X-ray fluorescence spectrometric method

    China National - GB Standards
    GB/T 34532-2017 Coking wastewater—Determination of ammonia nitrogen content—Formaldehyde method

    China National - GB Standards
    GB/T 7631.18-2017 Lubricants,industrial oils and related products(class L)—Classification—Part 18:Family Y(Miscellaneous)

    China National - GB Standards
    GB/T 21412.15-2017 Petroleum and natural gas industries—Design and operation of subsea production systems—Part15：Subsea structures and manifolds

    China National - GB Standards
    GB/T 34487-2017 Shear testing method of aluminium alloy products for structural members

    China National - GB Standards
    GB/T 34488-2017 Aluminium alloys extruded profiles for aluminium bridges

    China National - GB Standards
    GB/T 11070-2017 Reduced germanium ingot

    China National - GB Standards
    GB/T 11069-2017 High purity germanium dioxide

    China National - GB Standards
    GB/T 14265-2017 General rule of chemical analysis for hydrogen,oxygen,nitrogen,carbon and sulfur in metallic materials

    China National - GB Standards
    GB/T 34373-2017 Corn harvest machine—Picking header

    China National - GB Standards
    GB/T 34375-2017 Reliability assessment method of NC ship plate bending machine

    China National - GB Standards
    GB/T 34376-2017 NC press brake—Specifications

    China National - GB Standards
    GB/T 20909-2017 Steel windows and doors

    China National - GB Standards
    GB/T 34529-2017 Cranes and hoists—Selection of wire ropes,drums and sheaves

    China National - GB Standards
    GB/T 16918-2017 Bursting disc safety devices for gas cylinders

    China National - GB Standards
    GB/T 34531-2017 Periodic inspection and evaluation of liquefied dimethyl ether steel cylinders

    China National - GB Standards
    GB/T 34530.2-2017 Valve for cryogenic insulated cylinder—Part 2：Shut-off valve

    China National - GB Standards
    GB/T 34537-2017 Hydrogen and compressed natural gas (HCNG) blended as vehicle fuel

    China National - GB Standards
    GB/T 34535-2017 Lubricants, industrial oils and related products(Class L)—Family X(Grease)—Specification

    China National - GB Standards
    GB/T 21451.6-2017 Petroleum and liquid petroleum products—Measurement of level and temperature in storage tanks by automatic methods—Part 6: Measurement of temperature in pressurized storage tanks (non-refrigerated)

    China National - GB Standards
    GB/T 20659-2017 Petroleum and natural gas industries—Aluminium alloy drill pipe

    China National - GB Standards
    GB/T 21412.5-2017 Petroleum and natural gas industries—Design and operation of subsea production systems—Part 5: Subsea umbilicals

    China National - GB Standards
    GB/T 34536-2017 Natural gas—Determination of radon concentration—Scintillation flash method

    China National - GB Standards
    GB/T 34538-2017 The high temperature coal carbonization and product quantitative determination

    China National - GB Standards
    GB/T 34543-2017 Yellow diamond grading

    China National - GB Standards
    GB/T 34500.1-2017 Chemical analysis methods for rare earth residue and waste water—Part 1：Determination of fluorine content—Ion selective electrode analysis

    China National - GB Standards

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