Our Standard and non standard ,carbon steel and stainless steel roller chains and conveyor chains are below
1, Chain types: Agricultural roller chain, agricultural conveyor chain, transmission chain, silent chains, oil pump chains, weld steel drag chains, plastic chains etc;
2, Main materials:  40Mn. 40Cr, 45Mn alloy steel, SUS304, and POM Plastic for plates, 10#, 20#, 20CrMnMo, 30CrMnTi for pins and rollers;
3, Heat treatment: Carburizing, Austemper Stressing, nitro-caburizing harden etc;
4, Surface: Zinc plated,Shot peening, black, blue or original;
5, Package: Plastic bag+ carton box+ plywood case

We are a leading manufacturer of mechanical transmission spare parts, we have good market abroad. Our main products are roller chains, conveyor chains, driving chain, drag chain,transmission chains, bushings, trolleys, sprockets, transmission gears, gear shafts, couplings, rollers, conveyor etc.

Your inquiry is much appreciated.