Stainless steel type 13Cr5Ni having high toughness, and usage th

Details Stainless steel type 13Cr5Ni having high toughness, and usage th Stainless steel type 13Cr5Ni having high toughness, and usage th

1995-06-19

1997-02-11

Kwon, John T.

Fluid reaction surfaces (i.e., impellers)

Specific blade structure

Coating, specific composition or characteristic

415200, F01D 514

Patent

active

056014112

ABSTRACT:
High toughness stainless steel type 13Cr5Ni containing C: 0.008-0.03% (by weight, all of the following elements), Si: max. 1%, Mn: max. 2%, Cr: 10.0-14.0%, Ni: 4.0-7.0%, and Mo: 0.2-2.0%, in which (Cr/Ni) ratio is in a range of 2.0-3.0 or (C/Mo) ratio is in a range of 0.015-0.1, as a structural material for fluid machinery, austenitic stainless steel containing C: 0.10-0.30% (by weight, all of the following elements), Si: max. 1%, Mn: max. 2%, Cr: 16.00-23.00%, Ni: 1.00-8.00%, and Co: 2.00-9.00%, and Ni+Co: 6.00-12.00% as a weld padding layer forming material, and fluid machinery using the same.

REFERENCES:
patent: 4795313 (1989-01-01), Coulon
patent: 4837384 (1989-06-01), Khan et al.
patent: 4850187 (1989-07-01), Siga et al.
patent: 5008072 (1991-04-01), Siga et al.
patent: 5403546 (1995-04-01), Khan et al.

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