MT/T 392-2011 Type and basic dimensions of conical thread body of drill pipe for coal mines -- the People's Republic of China coal industry standard

Release time:

2019-12-12

Author:

Source:

MT/T392-2011 Drill Pipe for Coal Mine Tapered Thread Body Type and Basic Dimensions

Key words:

MT/T 521-2006 regular Drill Pipe for Coal Mine Tunnel Drilling -- the People's Republic of China Coal Industry Standard

MT/T 905-2002 Rotary Drill Pipe for Coal Mine Bolt Rig -- the People's Republic of China Coal Industry Standard

MT/T 521-2006 regular Drill Pipe for Coal Mine Tunnel Drilling -- the People's Republic of China Coal Industry Standard

MT/T 905-2002 Rotary Drill Pipe for Coal Mine Bolt Rig -- the People's Republic of China Coal Industry Standard

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