welded/sprial /SAW steel pipe

Usage: Used for low pressure liquid delivery, such as water, gas, and oil and piling and other construction.

Process: ERW (Electric Resistance Welded) HFI (High Frequency Induction) EFW(ELECTRIC FUSION WELDED TUBE) LSAW (Longitudinal Submerge-arc Welded) UO(UOE) RB(RBE) JCO(JCOE) DSAW (Double Submerged arc welded) SAW (Spiral Welded) SSAW (Spiral Submerged-arc Welded) Quality Standard: ERW HFI , EFW, LSAW, DSAW: GB/T3091 Welded steel pipe for low pressure liquid delivery GB/T9711 Petroleum and natural gas industries--Steel pipe for pipelines IS: 3589 Steel tubes for water and sewage IS : 1978-1982 Steel tubes for use in transportation of oil; gas & Petroleum products BS: 1387 Steel Tubes for use for Water, Gas, Air and Steam ASTM A53 Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless DIN 2458 WELDED STEEL PIPES AND TUBES EN10217 Welded steel tubes for pressure purposes.

Technical delivery conditions. Non-alloy steel tubes with specified room temperature properties API 5L Line Pipe SAW SSAW: SY/T5037 Spiral submerged arc-welded steel pipe for pipelines for low pressure field fluid service SY/T 5040 Spiral submerged arc-welded steel pipe piles