Hydrochloric acid resistant stainless steel

Details Hydrochloric acid resistant stainless steel Hydrochloric acid resistant stainless steel

1990-07-02

1991-06-18

Yee, Deborah

Alloys or metallic compositions

Ferrous

Nine percent or more chromium containing

420 45, 420 52, 420 46, C22C 3842, C22C 3844

Patent

active

050248120

ABSTRACT:
Single-phase, austenitic, stainless alloys which comprise, by weight, from about 13% to about 20% Ni, from about 13% to about 15% Cr, from about 7% to about 9% Mo, from about 0.5% to about 3.5% Cu, from about 0.06% to about 0.25% N, from about 0.2%, preferably from about 1%, up to about 4.5% Mn, up to about 0.08% C, up to about 2% Si, up to a total amount of about 1% of the common carbide-stabilizing elements columbium, tantalum and titanium, and the balance essentially iron, plus the usual impurities encountered in ordinary commercial steelmaking practice and found in common ferroalloys, scraps and melting materials.

REFERENCES:
patent: 4078920 (1978-03-01), Liljas et al.

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