Martensitic stainless steel

Details Martensitic stainless steel Martensitic stainless steel

1991-01-24

1992-02-18

Yee, Deborah

Metal treatment

Stock

Ferrous

420 60, C22C 3840

Patent

active

050890670

ABSTRACT:
A substantially martensitic stainless steel as cast having good castability, ductility and capability of being hardened to a wide range of hardness, the steel consisting essentially of, in weight percent, up to about 0.08% carbon, about 1.0 to about 4.0% maganese, about 13.0 to about 17.0% chromium, about 1.5 to about 4.0% copper, up to about 0.12% nitrogen, less than about 1.0% silicon, less than about 1.0% molybdenum, less than 1.0% nickel, less than about 0.03% phosphorus, less than about 0.5% sulfur, up to about 0.005% boron, up to 0.5% niobium, vanadium, titanium and/or zirconium and balance essentially iron. The steels have particular utility in the production of cast golf clubs, forged golf clubs, cutlery, boat propellers and other cast, forged and wrought products, including free machining materials.

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