Process for producing large section, large mass forged sleeves from large diameter ingots of alloy 625 and from hot isostatically pressed preforms of alloy 625 powder

摘要

A process for producing large section, large mass forged sleeves of alloy 625 comprising forming the workpiece from large, diameter ingots of alloy 625 or from hot isostatically pressed alloy 625 powder, saddle forging the workpiece, mandrel forging the workpiece, thermal treating the workpiece and finish machining the workpiece.