... : 760-2400MM, WT: 1-80MM 3. API 5L GR.B, STANDARD LSAW BIGGER PIPES4. SGS INSPECTION, VOC API 1) API ... 5L GrB saw pipe/ Q235 B spiral pipe/sprial steel pipe/large saw pipe/ SAW PIPE ... or weldedASTM/ASME A/SA210 (Gr. A1,C), 556, 213 (T1, T2, T5, T9, T11, T12, T22)335 (Gr P1, ... P9, P11, P12, P22) 333 (Gr.1,3.,6) 209(T1, T1A, T1 b)DIN17175 ( Gr.4538, 15Mo3, 13CrMo44, 10CrMo910)2448 ( Gr. ST37 ...