NB/T 10524-2021 Experimental test method for shearers-scraper convepers-hydraulic supports matched performance in fully mechanized mining face

MT/T 104-1993 Scaffold conveyor type inspection specification 煤矿安全规程(2016年版)(国家安全生产监督管理总局令第87号) GB 5903-1995 Gear oils for industrial enclosed gear drives GB 5903-2011 Gear oils for industrial enclosed gear system GB 11118.1-1994 Hydraulic fluids of mineral oil type and synthetic hydrocarbon type GB 11118.1-2011 Hydraulic fluids of L-HL、L-HM、L-HV、L-HS and L-HG type GB 25974.1-2010 Powered support for coal mine—Part 1:General specification GB/T 230.1-2004 Metallic Rockwell hardness test—Part1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2009 Metallic materials—Rockwell hardness test—Part 1:Test method(scales A、B、C、D、E、F、G、H、K、N、T) GB/T 230.1-2018 Metallic materials—Rockwell hardness test—Part 1:Test method GB/T 34535-2017 Lubricants, industrial oils and related products(Class L)—Family X(Greases)—Specification GB/T 35060.1-2018 General specification of shearer—Part 1:Complete machine GB/T 35060.2-2018 General specification of shearer—Part 2:Cutting transmission unit GB/T 35060.3-2018 General specification of shearer—Part 3:Haulage driving unit GB/T 35060.4-2021 General specification of shearer—Part 4:Electric control system MT/T 105-1993 Sweeper Conveyor General Technical Specification JJF 1469-2014 Calibration Specification for Measuring Instrumentations for Strain Gauge Transducer MT/T 105-2006 Sweeper Conveyor General Technical Specification MT 76-2002 Emulsifying oil, concentrates, and high water content hydraulic fluids for hydraulic supports (poles) MT/T 76-2011 Emulsifying oil,concentrate fluid and high-water content hydraulic fluid used for powered support GB 25974.1-2026 Powered support for coal mine—Part 1:General technical specification