... 1.ISO 9001 2.Strict QC 3.Standard:ASTM,AISI,BS,DIN,JIS,NF 4.OEM service ... to meet different national standrads such as GB/DIN/ASTM/JIS/BS ,ect .Production Process:we have the ... casting; investment casting; water glass; lost wax 2 Standards: ASTM, AISI, BS, DIN, JIS, NF 3 weight range : ... ,heat treatment report ,UT ,MT, X-ray .Mechanical Properties, ect 7 Quality control : ISO 9001:2008, CE ,inner ...