... Certificate:API CE ISO9001 OHSAS product nameSteel pipe welding companyConnectionJOCE formingOD406mm-1422mmWall thickness8mm-50mm( ... Chemical,structure pipe,fluid pipe,linepipe etcPackagingExpor packaging :in bundles,Painting ,Beveled edges,plastic caps ends, or ... as buyer’s request.CertificationCE,API,ISO14001,ISO9001,StandardJIS, GB, DIN, ASTM, API Enclosed some pictures about Steel pipe ...