... , shipbuilding, railway, transportion, boiler, chemistry, metallurgy and power business.We can provide various kinds of heavy forgings as follows: Item No ... , Q245R, Q345R, 16Mn, 20Mn,20#, 45#, 304,410, etc. We can make steel according tothe chemical composition of the steel materials ... colleagues to come personally to visit Tai’an Shankou. dished ends