Patent ID: 8475294
Filing Date: 2013-07-02
Classification: A63B,C22C,C22F,Y10T

Abstract:
1. A golf club head, at least a part of which is comprised of an alloy that includes Co and Fe in a total amount of 33 mass % to 65 mass % with the blending ratio of Fe being less than 50% of the total mass of Co and Fe, Ni in an amount of 15 mass % to 35 mass %, Cr in an amount of 10 mass % to 25 mass %, Mo in an amount of 3 mass % to 12 mass %, at least one of Nb in an amount of 2 mass % or less and W in an amount of 5 mass % or less, and at least one of Mn in an amount of 2 mass% or less and Ti in an amount of 1 mass % or less.