... sell machining, rivet welding, casting & forging, and heat treatment parts AnShan Ying Yat Trade Co., Ltd and AnShan HongMing Metallurgical ... cantilever straightener ,kinds of valve, flange, gear, pinion shaft, gear reducer, gear coupling, pin coupling, screw rod, nut, shaft type, ... pieces such as shafts, flanges, rings and abnormal shape parts made of carbon structural steel, tool steel, ball-bearing ...