... 1.65 0.15-0.25 0.70-1.10730CrMnTi0.24-0.320.17-0.370.80-1.10≤0.0351 ... 45≤0.0251.45-1.65 Our factory produce chain pin material 20CrMnMo, the diameter is1.8mm-15mm or custom-tailored ... chain material and chain components,such as ribbonfil,chain pin material,chain pin,chain bush,chain plate and so on;4.We ... give you the update quotation accordingly., 20CrMnMo steel wire,chain pin material for chain(04C-24A)