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HK40 Alloy Composition & Properties

General Information

Cast Alloy Designation:

HK40

Alloy family:

Heat Resistant Stainless Steel

UNS #:

J94204

ASTM Standard(s):

A351

Wrought:

310H

Chemical Composition

C:

0.35-0.45

Mn:

0.00-1.50

Cr:

23.00-27.00

Mo:

0.00-0.50

Ni:

19.00-22.00

Fe:

48.55-57.65

Cu:

0.00-0.00

Mechanical Properties

Tensile strength (ksi):

0.00-62.00

Yield strength (ksi):

35

Elongation (%):

10

Hardness (Brinell):

0.00-170.00