Product Specifications
couplings
CE, ISO 9001:2000, ISO 9001:2008
AISI, BS, JIS, DIN
Carbon Steel
2 3/8" API Reg, 3 1/2" API Reg (API Thread, Custom
Friction Welding, Nitrading, Tempering Treatment
50mm Drill Pipe Rig Adapter Coupling Pin Box
Customize
WEILIDA
57mm-159mm
China
