A351 HK40

ASTM

A351 HK40

ASME

SA351 HK40

UNS -Cast

J94204

Chemical Composition

Carbon

0.35 - 0.45%

0.35 - 0.45%

0.35 - 0.45%

Manganese

1.50% Max

Silicon

1.75% Max

Phosphorus

0.04% Max

Sulfur

0.04% Max

Chromium

23.00 - 27.00%

Nickel

19.00 - 22.00%

Molybdenum

0.50% Max

Physical Properties

Yield Strength

35 ksi Min

Tensile Strength

62 ksi Min

Elongation at 2 in

10% Min

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© Alloy Casting Industries Ltd 2025

Subscribe to our newsletter and stay in touch with us.

© Alloy Casting Industries Ltd 2025

Subscribe to our newsletter and stay in touch with us.

© Alloy Casting Industries Ltd 2025