used for petrol,natural gas and coal bed gas exploitation engineering.main steel grades:H44,J55,K55,M65,N80-1,N80Q,L80,C90,T95,P110,Q125,FS140
used for petrol,natural gas and coal bed gas exploitation engineering
Place of Origin: | China |
STC,LC,BC: | special thread |
Brand Name: | TJSYS |
Model Number: | H44,J55,K55,M65 |
Material: | Steel |