... Ductile iron casting part 1,Acc to customers' drawings. 2, Certified ISO 9001:2000 3, MACHINING PARTS FOR 15 YEARS Casting(Ductile iron ... /COPPER/BRONZEANY OTHER MATERIALS ACCORDING TO DRAWINGS.Machining lathes: auto lathe, CNC machining, CNC turning, CNC cutting, CNC ... milling, threading, tapping, drilling, etc.Process: auto lathe, CNC machining, CNC turning, CNC cutting, CNC milling, ...