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  •  China "YD" Standards List:
  • Standard  Code Standard English Title Standard Class Order
    GB/T 7939.3-2023 Hydraulic power connections - Test methods - Part 3: Hose assemblies

    China National - YD Standards

    GB/T 42596.3-2023 Safety of machine tools - Presses - Part 3: Safety requirements for hydraulic presses

    China National - YD Standards

    GB/T 42431-2023 General specification for variable displacement hydraulic pumps driven by AC induction motors for aircraft

    China National - YD Standards

    GB/T 42434-2023 General specification for aircraft constant pressure variable hydraulic pump

    China National - YD Standards

    GB/Z 42533-2023 Hydraulic transmission system Theoretical correlation method between the cleanliness of the system and the cleanliness of the components constituting the system and the degree of oil pollution

    China National - YD Standards

    GB/T 28189-2023 Textiles - Determination of polycyclic aromatic hydrocarbons

    China National - YD Standards

    GB/T 42626-2023 Regular inspection and evaluation of compressed hydrogen fiber fully wound gas cylinders for vehicles

    China National - YD Standards

    GB/T 14034.4-2023 Hydraulic power connections - Metallic pipe fittings - Part 4: 60กใ cone

    China National - YD Standards

    GB/T 14034.2-2023 Hydraulic power connections - Metallic pipe fittings - Part 2: 37กใ flared

    China National - YD Standards

    GB/T 42612-2023 Compressed hydrogen plastic liner carbon fiber fully wound gas cylinder for vehicles

    China National - YD Standards

    GB/T 42610-2023 Test method for compatibility between plastic liner and hydrogen gas of high-pressure hydrogen cylinder

    China National - YD Standards

    GB/T 42536-2023 Combination valve for high-pressure hydrogen storage cylinders for vehicles

    China National - YD Standards

    GB/T 11064.2-2023 Lithium carbonate, lithium hydroxide monohydrate, lithium chloride chemical analysis methods - Part 2: Determination of lithium hydroxide content - acid-base titration

    China National - YD Standards

    GB/T 42559-2023 Acoustics - Interferometric Fiber Optic Hydrophone Phase Shift Sensitivity Measurement

    China National - YD Standards

    GB/T 11060.13-2023 Natural gas - Determination of sulfur compounds - Part 13: Determination of hydrogen sulfide content by ultraviolet absorption method

    China National - YD Standards

    GB/T 11060.12-2023 Natural gas - Determination of sulfur compounds - Part 12: Determination of hydrogen sulfide content by laser absorption spectroscopy

    China National - YD Standards

    GB/T 11060.1-2023 Natural gas - Determination of sulfur compounds - Part 1: Determination of hydrogen sulfide content by iodometric method

    China National - YD Standards

    GB/T 11060.2-2023 Natural gas - Determination of sulfur compounds - Part 2: Determination of hydrogen sulfide content by the methylene blue method

    China National - YD Standards

    GB/T 17491-2023 Hydraulic transmissions - Pumps, motors - Test methods for steady-state performance

    China National - YD Standards

    GB/T 42155-2023 Hydraulic transmission - Spin-on filter inspection method - Rated fatigue life and rated static burst pressure of pressure shell

    China National - YD Standards

    GB/T 37162.4-2023 Hydraulic transmission - Monitoring of particle contamination of liquids - Part 4: Application of shading technology

    China National - YD Standards

    GB/T 42351.1-2023 Preparation of particulate standards Part 1: Polydisperse standards based on picket fence distribution of monodisperse spherical particles

    China National - YD Standards

    SY/T 7682-2023 Technical specifications for dehydration, drying and pollution control of high water content oil sludge

    China Oil & Gas Industry - YD Standards

    SY/T 0081-2023 Specifications for design of thermochemical sedimentation dehydration of crude oil

    China Oil & Gas Industry - YD Standards

    SY/T 0076-2023 Design code for natural gas dehydration

    China Oil & Gas Industry - YD Standards

    YY 0304-2009 Plasma-sprayed hydroxyapatite-coated titanium-based dental implants

    China Pharmaceutics Industry - YD Standards

    YY/T 0865.1-2011 Ultrasound - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields up to 40 MHz

    China Pharmaceutics Industry - YD Standards

    YY/T 1152-2009 Aldehyde substrates for biochips

    China Pharmaceutics Industry - YD Standards

    HG/T 2745-2023 2-Hydroxy-3-naphthoic acid

    China Chemistry Industry - YD Standards

    HG/T 6152-2023 Analytical method for chemical composition of catalyst for dehydrogenation of methyl isobutyl methanol to methyl isobutyl ketone

    China Chemistry Industry - YD Standards


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