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SY/T 5029-1995 Sucker rods (sucker rod pup joints, bare rods, couplings and reducing couplings) SY/T5029-1995 standard download de
SY/T 5027-1993 Basic parameters of pneumatic components for oil drilling equipment SY/T5027-1993 standard download decompression p
SY/T 5026-1993 Method for compiling model of pneumatic components for petroleum drilling equipment SY/T5026-1993 standard download
The purpose of this standard is to provide the petroleum industry with a unified design and assessment method for steel structures
SY/T 5024-1999 Bow spring casing centralizer SY/T5024-1999 Standard download decompression password: www.bzxz.net
SY/T 5023-1994 Brake Blocks for Oil Drilling RigsSY/T5023-1994 Standard Download Decompression Password: www.bzxz.net
SY/T 5022-1998 Tapered Thread Gauge for Drilling PumpsSY/T5022-1998 Standard download decompression password: www.bzxz.net
SY/T 5020-1997 Tapered Thread for Drilling PumpsSY/T5020-1997 Standard download decompression password: www.bzxz.net