Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
DB37/T 3967-2020 via email in business day valid
GB/T 13813-2001 Testing method and judging rule of safety to friction spakr of metallic material for coal mine $180.00 via email in 1~3 business day abolished
GB/T 13813-2008 Testing method and judging rule of safety to friction spark of metallic material for coal mine $120.00 immediately superseded
GB/T 13813-2023 Testing method and judging rule of safety to friction spark of metallic material for coal mine $375.00 via email in 1~5 business day valid
GB/T 39336-2020 Technical requirement of roadside bag filling for gob-side entry retaining with high-water material $190.00 via email in 1~3 business day valid
GB/T 39337-2020 Technical requirement of fully mechanized bag filling mining with superhigh-water material $225.00 via email in 1~3 business day valid
GB/T 39489-2020 Technical specification for the total tailings paste backfill $190.00 via email in 1~3 business day valid
GB/T 39834-2021 Technical requirement of fully mechanized bag filling mining with paste $170.00 via email in 1~3 business day valid
GB/T 39963-2021 Technical specification on C80~C100 concrete shaft lining applied in vertical freezing shaft $500.00 via email in 1~5 business day valid
GB/T 39988-2021 Technical specification for total tailings paste production and disposal $165.00 via email in 1~3 business day valid
GB/T 41043-2021 Coordinative development effectiveness evaluation indicator and method of coal and coalbed methane $255.00 via email in 1~3 business day valid
GB/T 41163-2021 Specification for process design of enhancing coal seam permeability by water jet in coalmine $225.00 via email in 1~3 business day valid
GB/T 41164-2021 Specifications technology for multistage fracturing in horizontal well within roof of broken-soft and low permeability coal seam $255.00 via email in 1~3 business day valid
KA/T 20.1-2024 Outline for design of safety facilities for non-coal mine construction projectsPart 1 :Outline for design of safety facilities for metal and nonmetalunderground mine construction projects $405.00 via email in 1~5 business day valid
KA/T 20.2-2024 Outline for design of safety facilities for non-coal mine construction projeetsPart 2:Outline for design of safety facilities for metal and nonmetalopencast mine construction proiects $360.00 via email in 1~5 business day valid
KA/T 20.4-2024 Outline for design of safety facilities for non-coal mine construction projeetsPart 4:0utline for design of safety facilities fortailings pond construction projects $345.00 via email in 1~5 business day valid
KA/T 20.5-2024 Outline for design of safety facilities for non-coal mine construetion projeetsPart 5 :Outline for major changes design of safety facilities fortailings pond construction projects $105.00 via email in 1~3 business day valid
KA/T 20.6-2024 Outline for design of safety facilities for non-coal mine construction projeetsPart 6 :Outline for design of safety facilities fortailings pond closure projects $285.00 via email in 1~3 business day valid
MT/T 1002-2006 Monitoring method and decision regulation for energy conservation of main drainage system for coal mine $130.00 via email in 1~3 business day valid
MT/T 634-1996 Calculation Method of Air Volume in Coal Mine $344.00 via email in 1~3 business day abolished
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