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    • seamless steel pipe, ERW steel pipe, SSAW steel pipe

    ASTM A53 LSAW steel pipe

    Aug. 09, 2018 ( Origin : China )

    Content : Piercing process: The cross roll piercing and pilfer rolling process in the size range from approx. 250 to 660 mm outside diameter. Under this situation, you know which one would be in high quality. Precision cold drawn steel pipe production ...


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