Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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Standard No. Title Price(USD) Delivery Status Add to Cart
MT/T 989-2006 The general technical condition of the flameproof diesel vehicle with the rubber wheeles for the mine $120.00 immediately valid
MT/T 994-2006 Hand-held pneumatic rotary drill in coal mine $130.00 via email in 1~3 business day valid
NB/T 10368-2019 Mine Track Instrument While Drilling $165.00 via email in 1~3 business day valid
NB/T 10522.4-2021 Automatic waterproof door for mining—Part 4:Technical regulation for operation and maintenance $150.00 via email in 1~3 business day valid
NB/T 11168-2023 Technical specification for hole and hole protection of gas drainage boreholes in coal mines $150.00 via email in 1~3 business day valid
NB/T 11263-2023 Technical specification for vibration monitoring system of main ventilatorlin coal mineTechnical specification for vibration monitoring system of main ventilator in coal mine $225.00 via email in 1~3 business day valid
NB/T 11436-2023 Flame-proof and safety-increasing resistance electric heater for mine $345.00 via email in 1~5 business day valid
NB/T 11437-2023 Voltage conversion and protection devices of explosion-proof iron removers used in mines $420.00 via email in 1~5 business day valid
NB/T 11447-2023 Life detector for mine $290.00 via email in 1~5 business day valid
NB/T 11448-2023 Emulsion proportioning device for mine $345.00 via email in 1~5 business day valid
NB/T 11449-2023 Test method of pipeline gas sensor for mine $255.00 via email in 1~3 business day valid
NB/T 11452-2023 Monitoring device for armored face conveyor $345.00 via email in 1~5 business day valid
NB/T 11453-2023 General technical requirements of video/aduio recording systems for mine law enforcement $420.00 via email in 1~5 business day valid
NB/T 11462-2023 Hydraulic take-up device for belt conveyor $255.00 via email in 1~3 business day valid
NB/T 11464-2023 Broken-belt catcher for belt conveyer $255.00 via email in 1~3 business day valid
NB/T 11523-2024 5G communication base station for coal mines $420.00 via email in 1~5 business day valid
NB/T 11546-2024 General specification of 5G communication system for coal mines $420.00 via email in 1~5 business day valid
NB/T 11547-2024 5G communication baseband controller for coal mines $420.00 via email in 1~5 business day valid
NB/T 51024-2014 Technology of solid backfilling materials porous bottom unloading conveyor type $220.00 via email in 1~3 business day valid
SN 0067-1992 Mechanical method for sampling and sample preparation of coal for export $450.00 via email in 1~3 business day superseded
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