A297 HK
Heat Resistant Stainless
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Comparative Classifications
ASTM Specification
A297
ASME Specification
SA297
UNS (Cast)
J94224
UNS (Wrought)
S31000
SAE
310
AISI
Carbon:
0.20 - 0.60%
Silicon:
2.00% Max
Phosphorus:
0.04% Max
Manganese:
2.00% Max
Sulfur:
0.04% Max
Chromium:
24.00 - 28.00%
Nickel:
18.00 - 22.00%
Molybdenum:
0.50% Max
Nitrogen:
Nitrogen + Carbon:
Vanadium:
Tungsten:
Aluminum
Titanium:
Copper:
Columbium:
Barium:
Boron:
Zirconium:
Cerium + Lanthanum:
Iron:
Residual Elements:
Tensile Strength:
65 ksi Min
Elongation at 2 in:
10% Min
Reduction of Area:
Yield Strength:
35 ksi Min