ERW Steel Pipe (Electric Resistance Welded Pipes), EFW 1. Size: OD: 10.3-610mm / WT: 1.65-22mm, 2. Standard: API 5L, ASTM A53, EN10217, BS1387 ...Explore More
SSAW(spiral submerged-arc welded pipe) 1. Size: OD: 219mm-3120mm / WT: 3.2-40mm 2. Standard: API 5L, ASTM A252, SY/T5037, DIN2458, EN10025 3. M ...Explore More