... .Length:3.0-15m;Dia:150mm-800mm 3.Delivery condition:forged, forged + rough turned, annealed, quenched + tempere 1.Grade: 45#( ... the ingot to optimum high temperature, the ingot is forged by hydraulic presses. Forging process has two major purposes ... and improves physical properties of the metal .6.Delivery condition: forged, forged + rough turned, annealed, quenched + tempered . 7.Technical Data: ...