... 25 steel and the pot body's materila is ZG230-450.Following are the detailed information of the slag pot: ... pot2.pot body-casting, trunnion-forging3.material:pot body-ZG230-450, trunnion-25 4.MT, UT5.heat treatment6.exported to MexicoMechanical ... Provide you with the formal material certificate.4NDTMT, UT available, PT, RT as per customers' requiremet5Deliveryaccording to your requirement and production ...