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  • Standard  Code Standard English Title Standard Class Order
    GB/T 7717.15-2018 Acrylonitrile for industrial use¡ªPart 15£ºDetermination of concent of p-hydroxylanisole

    China National - YD Standards

    GB/T 36166-2018 Copper alloy rods and profiles for hydraulic components

    China National - YD Standards

    GB/T 4130-2017 Acoustics¡ªLow frequency calibration methods of hydrophones

    China National - YD Standards

    GB/T 15623.2-2017 Hydraulic fluid power¡ªElectrically modulated hydraulic control valves¡ªPart 2: Test methods for three-port directional flow-control valves

    China National - YD Standards

    GB/T 34887-2017 Hydraulic fluid power¡ªTest code for the determination of noise level of hydraulic motors

    China National - YD Standards

    GB/T 15242.2-2017 Dimensions series of rod and piston dynamic seals for hydraulic cylinders¡ªPart 2£ºDimensions and tolerances of bearing rings

    China National - YD Standards

    GB/T 15242.1-2017 Dimensions series of rod and piston dynamic seals for hydraulic cylinders¡ªPart 1£ºDimensions and tolerances of co-axial seals for reciprocating applications

    China National - YD Standards

    GB/T 15022.7-2017 Resin based reactive compounds used for electrical insulation¡ªPart 7: Epoxy-anhydride vacuum pressure impregnation(VPI) resin

    China National - YD Standards

    GB/T 7934-2017 Hydraulic two-port slip-in cartridge valves¡ªTechnical requirements

    China National - YD Standards

    GB/T 34683-2017 Determination of formaldehyde content in water-borne coatings¡ªHigh performance liquid chromatographic method

    China National - YD Standards

    GB/T 20027.2-2017 Rubber-or plastics-coated fabrics¡ªDetermination of bursting strength¡ªPart 2: Hydraulic method

    China National - YD Standards

    GB/T 34704-2017 Chemical reagent¡ªGeneral method for the determination of aldehyde

    China National - YD Standards

    GB/T 34872-2017 Technical requirement of hydrogen supply system for proton exchange membrane fuel cells

    China National - YD Standards

    GB/T 34763-2017 Urea aldehyde slow release fertilizer

    China National - YD Standards

    GB/T 19705-2017 Signals and interfaces for hydrometry instruments

    China National - YD Standards

    GB/T 34699-2017 Test method of physical properties for low temperature sulphur tail gas hydrogenation catalyst

    China National - YD Standards

    GB/T 15966-2017 Primary parameters and general technical conditions for hydrologic instruments

    China National - YD Standards

    GB/T 34698-2017 Rubber compounding ingredients¡ªDetermination of water soluble substance of silica£¬precipitated£¬hydrated¡ªElectrolytic conductivity method

    China National - YD Standards

    GB/T 34702-2017 Analytical method of chemical composition for low temperature sulphur tail gas hydrogenation catalyst

    China National - YD Standards

    GB 21034-2017 Feed additive-Calcium salt of hydroxyl analogue of methionine

    China National - YD Standards

    GB 34470-2017 Feed additive¨DPotassium dihydrogen phosphate

    China National - YD Standards

    GB 7298-2017 Feed additive¨DVitamin B6£¨Pyridoxine hydrochloride£©

    China National - YD Standards

    GB/T 34494-2017 Hydrogen decrepitating neodymium iron boron permanent magnetic powder

    China National - YD Standards

    GB 34456-2017 Feed additive¨DSodium dihydrogen phosphate

    China National - YD Standards

    GB 34458-2017 Feed additive¨DDipotassium hydrogen phosphate

    China National - YD Standards

    GB/T 34532-2017 Coking wastewater¡ªDetermination of ammonia nitrogen content¡ªFormaldehyde method

    China National - YD Standards

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

    China National - YD Standards

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

    China National - YD Standards

    GB/T 34540-2017 Specification of hydrogen production by methanol reforming and pressure swing adsorption

    China National - YD Standards

    GB/Z 34541-2017 Safety operation management regulation for hydrogen fueling facilities of hydrogen vehicles

    China National - YD Standards


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