Patent ID: 9340856
Filing Date: 2016-05-17
CPC Classification: B22F,B23K,B32B,C22C,C23C,F01L,Y10T

Claim Text:
1. An engine valve welded or coated with a Ni—Fe—Cr alloy consisting of 0 to 20.0 mass % of Mo, 8.0 to 40.0 mass % of W, 20.0 to 40.0 mass % of a total amount of Mo and W, 20.0 to 50.0 mass % of Fe, 12.0 to 36.0 mass % of Cr, 1.0 to 2.5 mass % of B, 10.4 mass % or more of Ni, and unavoidable impurities.