... External diameter: Max.508mm(20inch), Steel grade: Max X80 Meet with API 5L, API 5CT ,ASTM A53 Grade A&B Description: ERW Pipe Production Line/ERW Pipe Mill/ERW Pipe Making ... Peeler and straightener, Pinch and leveling Machine, End shear machine, Accumulator (Storage capacity: Max.200Tons), Planner (options), Edge ... X 3-14mm165-325mm X 4-16mm219-610mm X 5-16mmContactCompany: Shanxi Huasheng Heavy ...