Hebei Borun Steel Trade CO., LTD.

1, ISO***8:***1 Certificated. 2, OEM service . 3, We are manufactures. 4.Fast delivery , Best service

ERW steel pipe 1. OD:*****0mm, T: 0.***0mm 2. Round, Square, Rectangular and special shape steel pipe.

OCTG API api 5CT Casing Pipe 1.Stand: API 5CT, k**-p**0 2.Out Diameter:Casing: OD 4 1/2&#*4;- *0&#*4; (**4.3

API Steel Oil Pipe: 1.OD: *0.*****9.2mm 2.WT: 1.****0mm 3. Material:A*5, A, B, X*2, X*6, X*2, X*6, X*0, X

1 Production technology: cold drawn, hot-rolled, hot expanding 2 Standards: ASME B*6, *0, ASTM A**6/A*3 3 Sp