Corrosion-resistant, low-carbon plus nitrogen austenitic stainless steels with improved machinability

US4797252A · kind A · utility

Assignee

• Crucible Materials Corporation · US

Inventors

• John J. Eckenrod · Dorpsstraat, US
• Geoffrey O. Rhodes · Butler, US
• Kenneth E. Pinnow · Pittsburgh, US
• William E. Royer · LaFayette, US

Key dates

• Filing date: Sep 19, 1986
• Grant date: Jan 10, 1989
• Expiry date: Sep 19, 2006

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C22C38/60
• WIPO field: Materials, metallurgy
• WIPO sector: Chemistry

Abstract

A free-machining, austenitic stainless steel having low carbon plus nitrogen contents in combination with manganese and sulfur additions. The steel may have silicon of 0.045 to 1.00 percent.