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LSAW steel pipes specification Skype:sophia.liu.hj 1.O.D.: Ф406.4~Ф1422.4mm 2. Length: 8~12m 3.Wall Thickness: 6.4~60mm 4.Pipe Grade: A25, A, B, X42~X120 5.Product Standards: ISO3183, API SPEC 5L, API ...