Patent ID: 8523519
Filing Date: 2013-09-03
Classification: B21K,C21D,C22C,F01D,F05C,F05D

Abstract:
1. An alloy adapted for forming at least a portion of a forged turbine rotor, the alloy consisting of, by weight, 0.20 to 0.30% carbon, 0.80 to 1.3% chromium, 0.80 to 1.5% molybdenum, 0.50 to 0.90% vanadium, 0.30 to 0.80% nickel, 0.05 to 0.15% titanium, 0.20 to 1.0% manganese, and 0.005 to 0.012% boron, the balance iron and incidental impurities.