1 Pipe clamp 2 ISO9001:2008 3 Usage:oil pipe fitting 4 Carbon steel,45#steel 5 OEM service and produce according to drawing Pipeline clampMateriel :45#round steel,carbon steel ,alloy steelCertification:ISO9001:2008OEM service offerProcess:forgedType:Flat Face Flange,Slip on,Welding Neck Producing equipment:CNC turning machine,JM31-250T,1600T,250T rolling production line, grinding machine,radial ...