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Test coupon from A128 A melt.

A128 A

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Comparative Classifications

ASTM Specification

A128

ASME Specification

SA128

UNS (Cast)

UNS (Wrought)

SAE

AISI

Carbon:

1.05 - 1.35%

Silicon:

1% Max

Phosphorus:

0.07% Max

Manganese:

11% Min

Sulfur:

Chromium:

Nickel:

Molybdenum:

Nitrogen:

Nitrogen + Carbon:

Vanadium:

Tungsten:

Aluminum

Titanium:

Copper:

Columbium:

Barium:

Boron:

Zirconium:

Cerium + Lanthanum:

Iron:

Residual Elements:

Tensile Strength:

Elongation at 2 in:

Reduction of Area:

Yield Strength:

Chemical Composition

Physical Properties

Alloy Specification

Related Alloys

Frequently Asked Questions