DSAW, ERW, SSAW, LSAW, EFW Steel Pipe

ma ss
Jan 17, 2022
1 min read

Welded pipe can be pided into ERW, SSAW, LSAW, EFW: ERW: Electric resistance welding pipe EFW: Electric fusion welding pipe SSAW: Spiral submerged arc welding pipe LSAW: Longitudinal submerged arc welding pipe Among them, SSAW and LSAW are both called DSAW: Double side submerged arc welding pipe

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