Forging Material: Carbon Steel Standard: Other Place of Origin: Shandong China (Mainland) Brand Name: ... Rings: kinds of forged rings, out rings used for Tyre Mould, Gear Ring, Swing Bearing, Engineering Machinery etc Forged Rings:kinds of ... forged rings, out rings used for Tyre Mould, Gear Ring, Swing Bearing, Engineering Machinery etc. Material Besides following listed ...