Comparative Classifications

Organizations

ASTM Specification

A217

ASME Specification

SA217

UNS Number (Cast)

J21890

UNS Number (Wrought)

AISI

SAE

Common Name (Wrought)

Alloy Specification

Datasheet.

Chemical Composition

Carbon:
0.05 - 0.18%
Manganese:
0.40 - 0.70%
Silicon:
0.60% Max
Phosphorus:
0.035% Max
Sulfur:
0.035% Max
Chromium:
2.00 - 2.75%
Nickel:
0.50% Max
Molybdenum:
0.90 - 1.20%
Nitrogen:
Nitrogen + Carbon:
Vanadium:
Tungsten:
0.10% Max
Aluminum:
Titanium:
Copper:
0.50% Max
Columbium (Niobium):
Barium:
Boron:
Zirconium:
Cerium + Lanthanum:
Iron:
Residual Elements:
1.00% Max

Physical Properties

Tensile Strength:
70 - 95 ksi
Yield Strength:
40 ksi Min
Elongation at 2 in.:
20% Min
Reduction of Area:
35% Min

Frequently Asked Questions

Answers
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Related Alloys

Alloy Steels
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