... drawing,to meet different national standrads such as GB/DIN/ASTM/JIS/BS ,ect .Production Process:we have the following ... : precision casting; investment casting; water glass; lost wax 2 Standards: ASTM, AISI, BS, DIN, JIS, NF 3 weight range : 0.1KG ... inspection,Material, Dimensions ,heat treatment report ,UT ,MT, X-ray .Mechanical Properties, ect 7 Quality control : ISO 9001:2008, CE ,inner control ...