Baotou Steel Pipe Co., Ltd. Ocean

Structure steel pipe: 1)Baogang group partner with first-level agent 2)Standard:GB, ASTM, API5L, TUV 3)O.D: 8-720MM, WT:3-60MM

casing and tubing pipe API Standard 1) BaoGang Group first-level agent , 2)OD:8-720MM WT:3-80MM 3)Material:: N80, P110, K55, H40, J55 ... 4

oil tubing/petroleum pipe 1) Bao steel first-level agent 2)High quality made 3)Grade : J55K55N80L80C90P110Q125

Structure steel pipe: 1)Baogang group partner with first-level agent 2)Standard:GB, ASTM, API5L, TUV 3)O.D: 8-720MM, WT:3-60MM

1) BaoGang Group first-level agent , 2)OD:8-720MM WT:3-60MM 3)Material:: 20#, Q235 Q235B Q235C Q235D 4) Standard :GB/T8162-1999 GB/T8163-1999, GB/

API 5CT Casing and Tubing: 1)Bao steel first-level agent 2)High quality made 3)Grade : J55K55N80L80C90P110Q125

oil casings 1) Material: j55.k55.N80.P110.. 2) OD 4 1/2''-20'' 3) Manufacturing in baotou iron&steel group..

oil casings 1) Standards: ASTM/ASME ,GB,JIS,DIN,API5L, 2) O.D:4 1/2''-20''mm 3) W.T.:0.205-0.352'' 4) Length :R2.R3 oil casin

oil casings 1) Standards: ASTM/ASME ,GB,JIS,DIN,API5L, 2) O.D:4 1/2''-20''mm 3) W.T.:0.205-0.352'' 4) Length :R2.R3 oil casin

oil casings 1) Standards: ASTM/ASME ,GB,JIS,DIN,API5L, 2) O.D:4 1/2''-20''mm 3) W.T.:0.205-0.352'' 4) Length :R2.R3 oil casin