Austenitic cast steel and articles made thereof

Details Austenitic cast steel and articles made thereof Austenitic cast steel and articles made thereof

1991-08-01

1993-03-16

Yee, Deborah

Alloys or metallic compositions

Ferrous

Nine percent or more chromium containing

420 54, 420 55, C22C 3844

Patent

active

051942208

ABSTRACT:
A heat-resistant, austenitic cast steel having a composition consisting essentially, by weight of: C: 0.15-0.60%, Si: 2.0% or less, Mn: 1.0% or less, Ni: 8.0-20.0%, Cr: 15.0-30.0%, W: 2.0-6.0%, Nb: 0.2-1.0%, B: 0.001-0.01%, and the balance being Fe and inevitable impurities is disclosed. The austenitic cast steel of the invention is ideally suited for use in exhaust equipment members.

REFERENCES:
patent: 2750283 (1956-06-01), Loveless
patent: 2801916 (1957-08-01), Harris et al.

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