| Standard
Code |
Standard English Title |
Standard Class |
Order |
|
GB/T 37904-2019 |
Earth-moving machinery—Walking hydraulic excavators |
China National - YD Standards |
 |
|
GB/T 37899-2019 |
Earth-moving machinery—Ultra-large hydraulic excavators |
China National - YD Standards |
|
|
GB/T 37400.16-2019 |
Heavy mechanical general technical specification—Part 16：Hydraulic system |
China National - YD Standards |
|
|
GB/T 23854-2019 |
Bromochloro-5,5-dimethylhydantoin |
China National - YD Standards |
|
|
GB/T 15329-2019 |
Rubber hoses and hose assemblies—Textile-reinforced hydraulic types for oil-based or water-based fluids—Specification |
China National - YD Standards |
|
|
GB/T 12442-2019 |
Test method for the hydroxyl groups content of silica glass |
China National - YD Standards |
|
|
GB/T 8826-2019 |
Rubber antioxidant—Polymerized 2,2,4-trimethyl-1,2-dihydroquinoline (TMQ) |
China National - YD Standards |
|
|
GB/T 6730.79-2019 |
Iron ores—Determination of cadmium content—Hydride generation-atomic fluorescence spectrometric method |
China National - YD Standards |
|
|
GB/T 6730.77-201 |
Iron ores—Determination of arsenic content—Hydride generation-atomic fluorescence spectrometric method |
China National - YD Standards |
|
|
GB/T 4333.1-2019 |
Ferrosilicon—Determination of silicon content—Perchloric acid dehydration gravimetric method and potassium fluosilicate volumetric method |
China National - YD Standards |
|
|
GB/T 223.89-2019 |
Iron, steel and alloy—Determination of tellurium content—Hydride generation-atomic fluorescence spectrometric method |
China National - YD Standards |
|
|
GB/T 51372-2019 |
Standard of hydroenergy design for small hydro power stations |
China National - YD Standards |
|
|
GB/T 36520.4-2019 |
Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 4：Dimensions and tolerances of seals for cylinder port |
China National - YD Standards |
|
|
GB/T 36520.3-2019 |
Hydraulic fluid power—Dimensions and tolerances of polyurethane seals—Part 3：Dimensions and tolerances of wiper ring |
China National - YD Standards |
|
|
GB/T 20975.30-2019 |
Methods for chemical analysis of aluminium and aluminium alloys—Part 30：Determination of hydrogen content—Heating extraction-thermal conductivity method |
China National - YD Standards |
|
|
GB/T 12688.5-2019 |
Test method of styrene for industrial use—Part 5：Determination of the content of total aldehydes—Titrimetric method |
China National - YD Standards |
|
|
GB/T 12688.1-2019 |
Test method of styrene for industrial use—Part 1：Determination of purity and hydrocarbon impurities—Gas chromatography |
China National - YD Standards |
|
|
GB/T 37770.2-2019 |
Refrigerated light hydrocarbon fluids—General requirements for automatic level gauges—Part 2：Gauges in refrigerated-type shore tanks |
China National - YD Standards |
|
|
GB/T 37641-2019 |
Determination of 2,3,5,4’-tetrahydroxystilbene-O-β-D-glucoside in cosmetics―High performance liquid chromatography |
China National - YD Standards |
|
|
GB/T 37640-2019 |
：Determination of chloroacetaldehyde,2,4-dihydroxy-3-methylbenzaldehyde,crotonaldehyde,acetophenone,2-pentylidenecyclohexanone and glutaral in cosmetics—High performance liquid chromatography |
China National - YD Standards |
|
|
GB/T 37633-2019 |
Textiles―Determination of 1,2-dichloroethane,ethylene chlorohydrin and chloroacetic acid |
China National - YD Standards |
|
|
GB/T 37630-2019 |
Textiles—Quantitative chemical analysis—Mixtures of acetate or triacetate with certain other fibres（method using hydrochloric acid） |
China National - YD Standards |
|
|
GB/T 37562-2019 |
Technical conditions of pressurized water electrolysis system for hydrogen production |
China National - YD Standards |
|
|
GB/T 37533-2019 |
Marine swing cylinder radial piston hydraulic motor |
China National - YD Standards |
|
|
GB/T 24964-2019 |
Refrigerated light hydrocarbon fluids—Measurement of cargoes on board LNG carriers |
China National - YD Standards |
|
|
GB/T 24959-2019 |
Refrigerated light hydrocarbon fluids—General requirements for temperature measurement system in cargo tanks of LNG carrier |
China National - YD Standards |
|
|
GB/T 19704-2019 |
Display and record of hydrometrical instruments |
China National - YD Standards |
|
|
GB/T 13336-2019 |
The series model of hydrometrical instruments |
China National - YD Standards |
|
|
GB/T 11805-2019 |
General specifications of automatic control components (devices) and their related system for hydroturbine-generating sets |
China National - YD Standards |
|
|
GB/T 9652.2-2019 |
Testing specification of hydraulic turbine governing systems |
China National - YD Standards |
|
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