... sell machining, rivet welding, casting & forging, and heat treatment parts AnShan Ying Yat Trade Co., Ltd and AnShan HongMing Metallurgical ... kinds of mines, sintering, iron-making, steel -making, chemical, rolling steel ect.. complete set of metallurgical equipment and all sorts ... pieces such as shafts, flanges, rings and abnormal shape parts made of carbon structural steel, tool steel, ball-bearing ...