... .can making as your sample 4.OEM is ok C2082 Conveyor Chain links 1.material:Iron2.standard roller chain3.can making as ... ,630 (Racing Chains)7. Leaf chains: LH series8. Double pitch conveyor chains with attachments: 2040,2050,2060,20809. Nickel-plated chains ... : 25NP,35NP,41NP,40NP,50NP10. Coupling chains The Chain technic treatment is as below: 1.Shot peening2.Bluing3.Phosphating4 ...