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Test coupon from A494 CW6MC melt.

A494 CW6MC

Nickel Base Steels

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Comparative Classifications

ASTM Specification

A494

ASME Specification

SA494

UNS (Cast)

N26625

UNS (Wrought)

N06625

SAE

AISI

Carbon:

0.06% Max

Silicon:

1.00% Max

Phosphorus:

0.015% Max

Manganese:

1.00% Max

Sulfur:

0.015% Max

Chromium:

20.00 - 30.00%

Nickel:

Balance

Molybdenum:

8.00 -10.00%

Nitrogen:

Nitrogen + Carbon:

Vanadium:

Tungsten:

Aluminum

Titanium:

Copper:

Columbium:

3.15 - 4.50%

Barium:

Boron:

Zirconium:

Cerium + Lanthanum:

Iron:

5.0% Max

Residual Elements:

Tensile Strength:

70 ksi Min

Elongation at 2 in:

25% Min

Reduction of Area:

Yield Strength:

40 ksi Min

Chemical Composition

Physical Properties

Alloy Specification

Related Alloys

Frequently Asked Questions