GB/T 20961-2007 Single-rope mine drum hoist

GB/T 20961-2018 Single-rope mine drum hoist

GB/T 8923-1988 GB/T 11345-1989 Method for manual ultrasonic testing and classification of testing results for ferritic steel welds JB/T 1604 煤矿安全规程(2006年版) GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 4879-1999 Rustproof packaging GB/T 4879-2016 Rustproof packaging GB/T 10095.1-2001 Cylindrical gears—system of accuracy—Part 1:Definitions and allowable values of deviations relevant to corresponding flanks of gear teeth GB/T 10095.1-2008 Cylindrical gears—System of accuracy—Part 1:Definitions and allowable values of deviations relevant to corresponding flanks of gear teeth GB/T 10095.1-2022 Cylindrical gears—ISO system of flank tolerance classification—Part 1:Definitions and allowable values of deviations relevant to flanks of gear teeth GB/T 10095.2-2001 Cylindrical gears-system of accuracy—Part 2:Definitions and allowable values of deviations relevant to radial composite deviations and runout information GB/T 10095.2-2008 Cylindrical gears—System of accuracy—Part 2:Definitions and allowable values of deviations relevant to radial composite deviations and runout information GB/T 10095.2-2023 Cylindrical gears—ISO system of flank tolerance classification—Part 2:Definitions and allowable values of double flank radial composite deviations GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 13384-1992 General specifications for packagings of mechanical and electrical products GB/T 13384-2008 General specifications for packing of mechanical and electrical product GB 16423-1996 Safety regulations for metal and nonmetal opencast mines GB 16423-2006 Safety regulations for metal and nonmetal mines GB 16423-2020 Safety regulation for metal and nonmetal mines GB 20181-2006 Mine hoists and mine winders—Safety requirements JB/T 1581-2014 Ultrasonic testing methods for forging parts of a steam turbine, steam turbine generator rotor, and main shaft JB/T 3277-2017 Mine hoist and mining winch hydraulic station JB 3277-1991 Mine hoist and mining winch hydraulic station JB/T 3721-2015 Mine hoist and mine winch disc brake brake shoe JB/T 3812-2015 Mine hoist and mine winch disc spring for disc brake (please note that this text contains specialized mining terminology and may not be applicable to all contexts) JB/T 8519-2015 Mine hoist and mining winch disc brake JB/T 1581-1996 Blasthole drill bits for steam turbines, turbine generators, and main shaft for ultrasonic flaw detection methods JB/T 3277-2004 Mine hoist and mining winch hydraulic station JB/T 3721-1999 Mine hoist Disc brake brake shoe JB/T 3812-1999 Mine hoist and mining winch disc spring for disc brake JB 8519-1997 Mine hoist and mining winch disc brake GB/T 191-2025 Graphical symbols marking for handling and storage of packages