1Forged flange 2ISO 9001:2008 3Usage:transmission shaft 4Carbon steel,45#steel ... ,EN,BS,JIS,AWWA,BS and GB Type:Flat Face Flange,Slip on,Welding Neck Applicable Models:HOWO,DONGFENG,FAW,OUMAN ... machinemedium frequency furnacePunching machinePunching machine6789Surface treatmentpolishtestFinished productsandergrinderflaw detector Carbon steel flange yoke