With ISO9001-2008 certificate Grade Gr1 Gr2 Gr3 Gr5 TC4 Dia:6-200mm*L Standard:ASTM B348 ASTM F136 For medical or industrial Grade of materialProcessing methodeDelivery StateSpecificationMMStandard TA1, TA2, TA3Gr1, Gr2, Gr3, Gr5hot forgedhot extrusionhot rolled Hot working state Φ8~200 x LTA5 ,TA6 ,TA7, R TA9, TA10, TB2 ASTM B348ASTM F67ASTM F136 Φ15~80 x L hot forged + polished Cold working ...