Comparative Classifications

Organizations

ASTM Specification

A560

ASME Specification

SA560

UNS Number (Cast)

R20501

UNS Number (Wrought)

AISI

SAE

Common Name (Wrought)

Alloy Specification

Datasheet.

Chemical Composition

Carbon:
0.10% Max
Manganese:
0.30% Max
Silicon:
0.50% Max
Phosphorus:
0.02% Max
Sulfur:
0.02% Max
Chromium:
47.00 - 52.00%
Nickel:
Balance
Molybdenum:
Nitrogen:
0.16% Max
Nitrogen + Carbon:
0.20% Max
Vanadium:
Tungsten:
Aluminum:
0.25% Max
Titanium:
0.50% Max
Copper:
Columbium (Niobium):
1.40 - 1.70%
Barium:
Boron:
Zirconium:
Cerium + Lanthanum:
Iron:
1.00% Max
Residual Elements:

Physical Properties

Tensile Strength:
80 ksi Min
Yield Strength:
50 ksi Min
Elongation at 2 in.:
5% Min
Reduction of Area:

Frequently Asked Questions

Answers
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Related Alloys

Nickel Base Steels
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