... Large diameter spiral welded steel pipe 2)Size:8"-144 3)WT:6-36mm 4)6-12m 5)Material:carbon steel,stainless steel ... requirementApplicationsPetroleum, chemical, power, gas, metallurgy, shipbuilding, construction,nuclear,etcMin order1 pieceDelivery time7 after receipt of advanced ... of B/L)Our products :carbon steel ,alloy steel ,stainless steel pipes and pipe fittingssuch as: long/ ...