... mill, bell type annealing furnace, 1250mm cantilever straightener ,kinds of valve, flange, gear, pinion shaft, gear reducer, gear coupling, ... engine seat, frame, box body, gear blank, sleeves, slide way, valve body, valve seat, pulley, connection rod, etc. Casting branch plant can ... of carbon structure steel, tool steel, ball bearing steel, spring steel and various alloy steel, etc. Main equipments we ...