Metal treatment – Stock – Ferrous
Patent
1992-10-13
1994-02-15
Yee, Deborah
Metal treatment
Stock
Ferrous
420 58, C22C 3858
Patent
active
052863107
ABSTRACT:
An low-nickel austenitic stainless alloy containing about 16.5 to about 17.5% by weight chromium; about 6.4 to about 8.0% by weight manganese; about 2.5 to about 5.0% by weight nickel; about 2.0 to less than about 3.0% by weight copper; less than about 0.15% by weight carbon; less than about 0.2% by weight nitrogen; less than about 1% by weight silicon; and the balance essentially iron with incidental impurities.
REFERENCES:
patent: 3615365 (1971-10-01), McCunn
patent: 3615366 (1971-10-01), Allen
patent: 4533391 (1985-08-01), Borneman et al.
patent: 4568387 (1986-02-01), Ziemianski
"Standard Procedure for Calibrating Magnetic Instruments to Measure the Delta Ferrite Content of Austenitic and Duplex Austenitic-Ferritic Stainless Steel Weld Metal", 1991, American Welding Society, Miami, Florida.
"Armco Nitronic 30 Stainless Steel Sheet and Strip", Product Data Bulletin No. S-1, 1990, Armco Inc.
Carinci Gary M.
Franson Ivan A.
Sorace Dominic A.
Ziemianski John P.
Allegheny Ludlum Corporation
Viccaro Patrick J.
Yee Deborah
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