Crs Holdings, Inc.

Carpenter Technology Corporation

Theodore Kosa

John H Magee, Jr

James W Martin

Terry A DeBold

Bradford A Dulmaine

Donald K Schlosser

Millard S Masteller

Ronald P Ney, Sr

Gregory J Del Corso

Robert S Brown

Douglas W Dietrich

Stephen M Lukes

Ultra-high-strength precipitation-hardenable stainless steel and strip made therefrom

Free-machining, martensitic, precipitation-hardenable stainless steel

High-strength, titanium-bearing, powder metallurgy stainless steel article with enhanced machinability

A corrosion resistant, martensitic stainless steel alloy is disclosed having the following composition in weight percent.

Free-machining martensitic stainless steel

Free-machining austenitic stainless steel

A precipitation hardenable, martensitic stainless steel alloy is disclosed consisting essentially of, in weight percent, about

High-strength, notch-ductile precipitation-hardening stainless steel

A ferritic, stainless steel alloy containing in weight percent about 0.05% max. C, 2.0% max. Mn, 0.70-1.5% Si, 0.1-0.5% S, 15-20% Or, 0.80-3.00% Mo, 0.10-1.0% Nb, 0.06% max. N, and the balance iron and impurities, provides a unique combination of magnetic properties, corrosion resistance, and machinability.

Corrosion-resistant magnetic material

An austenitic, stainless steel alloy consists essentially of, in weight percent, about:

An austenitic, stainless steel alloy having a unique combination of machinability and a low magnetic permeability, especially in the cold worked condition, is disclosed consisting essentially of, in weight percent, about

A martensitic stainless steel alloy having a good combination of machinability, hardness capability, and corrosion resistance is disclosed which contains, in weight percent, about:

Austenitic, non-magnetic, stainless steel alloy and articles made

A duplex stainless steel having a good combination of galling resistance and corrosion resistance is disclosed containing in weight percent about:

Corrosion resistant duplex stainless steel with improved galling

An austenitic, non-magnetic, stainless steel alloy and articles made therefrom are disclosed which, in the wrought condition, are essentially ferrite-free and have a relative magnetic permeability of less than about 1.02, a room temperature 0.2% yield strength of at least about 100 ksi, and good resistance to stress corrosion cracking in chloride environments. Broad, intermediate, and preferred ranges are disclosed as follows:

Austenitic, non-magnetic, stainless steel alloy

A ferritic alloy, having an improved combination of magnetic properties and corrosion resistance, contains, in weight percent, about

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Reading, PA, United States of America

Theodore Kosa