... ,Gr2,Gr3,Gr4,Gr5,Gr7,Gr9,12 2.ASTM B863,B348,AWS A5.16,F67/ F136 3.Dia 0.03--- 6.0mm ... ,Gr.7,Gr.9,Gr.12,2. Standards: ASTM B863, AWSA5.16, ASTM B348, ASTM F67, ASTM F136, AMS4951, AMS4954, AMS4956.3. Size : Dia0.04mm ... -4V),Gr7,Gr9,Gr12, etc.StandardGB,ASTM, BS,BSW ,ISOAWS A5.16, ASTM B863, ASTM B348, ASTM F67, ASTM F136SpecificationDiameter:0.04-6.0mmSurface TreatmentPolishing, Black ...