ALLOYS FOR EXHAUST VALVE

摘要

An alloy for use in an exhaust valve of an automotive vehicle is disclosed, which consists of C:0.010.15%, Si?2.0%, Mn?2.5%, Cr:15-25%, Mo+?W:0.5-5.0%, Nb+Ta:0.3-3.0%, Ti:1.5-3.5%, Al:0.5-2.5%, B:0.001-0.02%, Fe?5% and the balance of Ni.