Alloy Casting Foundry Logo
Open Site Navigation
Test coupon from A351 CK3MCUN melt.

A351 CK3MCUN

Austenitic Stainless

Is there a project you're currently working on? Tell us
about it. We'd love to help you get started.

Comparative Classifications

ASTM Specification

A351

ASME Specification

SA351

UNS (Cast)

J93254

UNS (Wrought)

SAE

AISI

Carbon:

0.025% Max

Silicon:

1.00% Max

Phosphorus:

0.045% Max

Manganese:

1.20% Max

Sulfur:

0.01% Max

Chromium:

19.50 - 20.50%

Nickel:

17.50 - 19.50%

Molybdenum:

6.00 - 7.00%

Nitrogen:

0.18 - 0.24%

Nitrogen + Carbon:

Vanadium:

Tungsten:

Aluminum

Titanium:

Copper:

0.50 - 1.00%

Columbium:

Barium:

Boron:

Zirconium:

Cerium + Lanthanum:

Iron:

Residual Elements:

Tensile Strength:

80 ksi Min

Elongation at 2 in:

35% Min

Reduction of Area:

Yield Strength:

38 ksi Min

Chemical Composition

Physical Properties

Alloy Specification

A743 CK3MCuN

J93254

A744 CK3MCUN

J93254

Related Alloys

Frequently Asked Questions