Shengtai company adds the new Article 3 production line, the main manufacturing wear-resisting pipes pipe  This product is made of steel pipe of special material, processed by inner-arm quenching and carburization, to make hardness of flange bushing achieve 58-60 degrees, which improve pipeline life by 3-5 times, save customers’ time and costs by eliminating the trouble of frequent pipe replacement, and improve the production efficiency. Description of concrete pipeline and its specification quenched structure:            

 

 

 

 

our company also produce other kinds of steel pipe ,flange and pipe fittings,we have API,CE,ISO certificate. the products are used for petroleum, chemical ,power, gas, metallurgy, shipbuilding, construction .the Business Manager viv li Welcome you to visit our factory