... Certificate:API CE ISO product nameHebei haiqianwei steel pipe co.,ltdConnectionJOCE formingOD406mm-1422mmWall thickness8mm-50mm(SCH10-XXS)Length3m-12 ... ,Beveled edges,plastic caps ends, or as buyer’s request.CertificationCE,API,ISO14001,ISO9001,StandardJIS, GB, DIN, ASTM, ... about Hebei haiqianwei steel pipe co.,ltd The equipment of Hebei haiqianwei steel pipe co.,ltd Production Process:Plate ...