What is the difference between ERW and LSAW pipes?
Release time:
2026-05-18
ERW pipes are made from steel coil with high-frequency welding, suitable for small to medium diameters (21.3–610mm) and thin walls. LSAW pipes are made from steel plate with submerged arc welding, suitable for large diameters (406–1422mm) and thick walls, offering higher pressure capacity and better weld integrity.
ERW pipes are made from steel coil with high-frequency welding, suitable for small to medium diameters (21.3–610mm) and thin walls. LSAW pipes are made from steel plate with submerged arc welding, suitable for large diameters (406–1422mm) and thick walls, offering higher pressure capacity and better weld integrity.
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