Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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DB32/T 3874-2020 General requirements for graphene composite semi-conductive shielding compound for power cables of rated voltages up to and including 35 kV $165.00 via email in 1~3 business day valid
DB32/T 4723-2024 General requirements for packing, storage and transportation of graphene materials valid
GB 5212-1985 Hot rolled silicon steel sheets for electrical grade $105.00 via email in 1~3 business day valid
GB 8723-1988 High pure graphite materials--Determination of chlorines content--Spectrophotometric method $184.00 via email in 1~3 business day superseded
GB/T 26749-2022 Carbon fibre—Determination of tensile properties of resin-impregnated yarn $270.00 via email in 1~3 business day valid
GB/T 29761-2022 Carbon fibre—Determination of sizing content $120.00 via email in 1~3 business day valid
GB/T 30835-2014 Lithium iron phosphate-carbon composite cathode materials for lithium ion battery $420.00 via email in 1~5 business day valid
GB/T 31290-2022 Carbon fibre—Determination of the tensile properties of single-filament specimens $180.00 via email in 1~3 business day valid
GB/T 37592-2019 Carbonaceous mesophase spheres $100.00 via email in 1~3 business day valid
GB/T 38824-2020 Soft carbon $120.00 via email in 1~3 business day valid
GB/T 38887-2020 Spherical graphite $200.00 via email in 1~3 business day valid
GB/T 38955-2020 Carbon contact strips for urban rail transit vehicles $165.00 via email in 1~3 business day valid
GB/T 40724-2021 Terminology for carbon fiber and carbon fiber composites $900.00 via email in 1~5 business day valid
GB/T 41709-2022 Carbon-fibre-reinforced plastics—Determination of the size and aspect ratio of crushed objects $150.00 via email in 1~3 business day valid
GB/T 44199-2024 Carbon fiber spread-tow woven fabric $270.00 via email in 1~3 business day valid
GB/T 44302-2024 Carbon fibre reinforced plastics and metal assemblies—Determination of the tensile lap-shear strength $270.00 via email in 1~3 business day valid
GB/T 44307-2024 Carbon-fibre-reinforced composites—Determination of fibre weight content—Thermogravimetry(TG) $270.00 via email in 1~3 business day valid
GB/T 44308-2024 Determination of constituent content and void content of carbon fiber and glass fiber hybrid reinforced plastics $210.00 via email in 1~3 business day valid
GB/T 44323-2024 X-ray digital radiography for carbon fiber composite sandwich structure $510.00 via email in 1~5 business day valid
GB/T 44542-2024 Determination of ash and impurities content in carbon fiber and its precursor $315.00 via email in 1~5 business day valid
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