... .42CrMo4,BS970 709M40,34CrNiMo6,BS970 826M40 5. Forged spindle of winder power stationWe Shanghai ZENT Industrial Co., Ltd was established ... furnaces, 2 fiber heat treatment furncaces, 63 sets of many kinds of machining equipments. Also there are testers such as ... ,Rockwell hardness,and Vickers hardnes systems.The main products of our company ranges over Automotive accessories, Construction machinary, ...