Iron-base alloy for rotary type compressors

Details Iron-base alloy for rotary type compressors Iron-base alloy for rotary type compressors

1994-07-15

1995-06-13

Bertsch, Richard A.

Rotary expansible chamber devices

Specific material

420 9, 420 13, F03C 200

Patent

active

054236649

ABSTRACT:
A roller of a rotary type compressor is made of an iron base alloy essentially consisting of 2.0 to 3.9% carbon, 2.0 to 3.0% Si, 0.3 to 1.0% Mn, up to 0.10% S, more than zero and not more than 0.50% V, 0.3 to 1.0% P, 0.01 to 0.5% Sb, and balance of Fe and incidental impurities. Preferably, the iron base alloy further includes 0.001 to 0.5% B. This roller is suitable when hydrofluorocarbon is used as a refrigerant.

REFERENCES:
patent: 4692305 (1987-09-01), Rangaswawy et al.
patent: 5125811 (1992-06-01), Amano et al.
patent: 5316596 (1994-05-01), Kataoka

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