... nitric acid,general corrosion-resistant and heat resistant.It is a heat resisting stainless steelusedused in manufacturing of equipment for food ... Steel Pipe Co., Ltd is located in Tianjin.It is a group company which manufactures, cooperates and trades the steel bar ... many countries in the world,such as the U.S.A., Canada, UK, Japan, Germany, Italy, Netherland, Belgium, Russia, France, Brazil, Colombia ...