Metal treatment – Compositions – Heat treating
Patent
1984-06-29
1985-10-08
Stallard, Wayland
Metal treatment
Compositions
Heat treating
C21D 702, C21D 714
Patent
active
045458260
ABSTRACT:
A method is provided for producing a nickel-chromium-molybdenum austenitic stainless steel in heavy section sizes and in welded article form substantially free of second phase precipitation from annealing and welding temperatures. The method includes providing nitrogen additions and annealing at temperatures of less than 2100.degree. F., preferably less than 2000.degree. F.
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McCunn Thomas H.
Ziemianski John P.
Allegheny Ludlum Steel Corporation
Stallard Wayland
Viccaro Patrick J.
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