Precision forged connecting link Standards:ASTM,API,UNI,DIN,JIS,EN Materials:42CrMo4,CK45,16Mn.etc CNC Machining Precision forged connecting link:Feature:- Precision forging hammers range from 160 tons till 4000 tons-Precision CNC machining centers for further machining process-Induction furnace for raw material heating-Heat treatment of continuous quench + temper +carburization availableannual ...