... . Our major products are widely using in the field of petrol, shipbuilding, railway, transportion, boiler, chemistry, metallurgy ... and power business.We can provide various kinds of heavy forgings as follows: Item No.DescriptionMax. LengthMax. ... 410, etc. We can make steel according tothe chemical composition of the steel materials. 2Forging rings---5100mm60T3Forging bars15000mm-60T4Forging ...