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  •  China "YD" Standards List:
    • Standard  Code Standard English Title Standard Class Order
    HG/T 30031-2017 (Specification for safety of anhydrous sodium sulfate production)

    China Chemical Industry - YD Standards
    NB/T 20466-2017 (Nuclear power plant vertical steam generator secondary side tube plate hydraulic cleaning and cleanliness video inspection)

    China Energy industry - YD Standards
    SY/T 7358-2017 (Safety specification for collection and treatment of crude oil in hydrogen sulfide environment)

    China Oil & Gas Industry - YD Standards
    SY/T 7357-2017 (Specification for emergency rescue of hydrogen sulfide environment)

    China Oil & Gas Industry - YD Standards
    SY/T 7356-2017 (Code for safety training for hydrogen sulfide protection)

    China Oil & Gas Industry - YD Standards
    SY/T 6610-2017 (Safety specification for operating conditions of hydrogen sulfide environment)

    China Oil & Gas Industry - YD Standards
    SY/T 6277-2017 (Specification for Personal Protection of Hydrogen Sulfide Environment)

    China Oil & Gas Industry - YD Standards
    SY/T 6137-2017 (Safety code for natural gas collection and treatment of hydrogen sulfide environment)

    China Oil & Gas Industry - YD Standards
    SY/T 5087-2017 (Safety specification for hydrogen sulfide environmental drilling sites)

    China Oil & Gas Industry - YD Standards
    SY/T 4213-2017 (Oil and gas construction project construction quality acceptance specification high hydrogen sulfide gas field collection pipe...)

    China Oil & Gas Industry - YD Standards
    SY/T 4212-2017 (Oil and gas construction project construction quality acceptance specification high hydrogen sulfide gas field collection field...)

    China Oil & Gas Industry - YD Standards
    NB/T 35096-2017 (Standard for independent assessment of resettlement of hydropower projects)

    China Energy industry - YD Standards
    NB/T 35095-2017 (Hydrological Calculation Code for Small Watershed of Hydropower Project)

    China Energy industry - YD Standards
    NB/T 35094-2017 (Code for calculation of water temperature for hydropower projects)

    China Energy industry - YD Standards
    NB/T 35093-2017 (Code for calculation of backwater for reservoir of hydropower project)

    China Energy industry - YD Standards
    NB/T 25073-2017 (Guidance on Safety Acceptance of Explosion Protection for Hydrogen Cooling System of Hydrogen - cooled Generator)

    China Energy industry - YD Standards
    NB/T 25068-2017 (Technical conditions for hydrogen - oil - water system of generator in nuclear power plant)

    China Energy industry - YD Standards
    NB/T 20422-2017 (Identification of Passive Hydrogen Composites in PWR Nuclear Power Plant)

    China Energy industry - YD Standards
    NB/T 20006.38-2017 (Hydraulic steel alloys for pressurized water reactors - Part 38: 19MnNiMo forgings for core fillers)

    China Energy industry - YD Standards
    NB/T 20006.36-2017 (Hydraulic steel alloys for pressurized water reactors - Part 36: Reactor pressure vessel core area with 19MnNiMo forgings)

    China Energy industry - YD Standards
    QB/T 5063-2017 (Perfume 4-Methyl-2-isobutenyl-tetrahydropyran (Rose Ether))

    China Light Industry - YD Standards
    QB/T 5057-2017 (Spices are octyl aldehyde)

    China Light Industry - YD Standards
    QB/T 1420-2017 (Horizontal hydraulic pulper)

    China Light Industry - YD Standards
    SY/T 6129-2016 (Determination of Diffusion Coefficient of Hydrocarbon in Rock)

    China Oil & Gas Industry - YD Standards
    NB/T 42097-2016 (Brushless Excitation Technology Condition for Small Hydropower Units)

    China Energy industry - YD Standards
    NB/T 42096-2016 (Specification for Quality Control of Small Hydrogenerator Products)

    China Energy industry - YD Standards
    NB/T 42095-2016 (Basic technical conditions for high hydraulic governor of small hydropower unit)

    China Energy industry - YD Standards
    NB/T 42094-2016 (Code for electrical test of small hydropower units)

    China Energy industry - YD Standards
    NB/T 35091-2016 (Code for calculation of ecological flow of hydropower projects)

    China Energy industry - YD Standards
    NB/T 35090-2016 (Code for design of underground powerhouse of hydropower station)

    China Energy industry - YD Standards

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