Cast Information

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Heat Resistant Stainless Steel
Cast Alloy DesignationHK40
UNS NumberJ94204
Comparable Wrought Alloy310H
Applicable ASTM SpecA351
Chemical Composition
C0.35 - 0.45
Mn1.5
Si1.75
P0.04
S0.04
Cr23.0 - 27.0
Ni19.0 - 22.0
Mo0.50
Fe---
Cu---
Other---
Mechanical Properties
Tensile (ksi)62
Yield (ksi)35
Elongation (%)10
Reduction of area (%)---
Hardness (Brinell)170
Notes
All single values are maximums unless noted otherwise. Brinell hardness values and ranges represent typicals for the grade.
More Info
WeldableYes
CastabilityGood
ProcessabilityGood

 

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