Alloy: J84090
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MT Grade: MTEK 221-01 / 223-01
Similar Specifications
Cast UNS: J84090
Cast Grade: C12A
Cast ASTM: A217
Wrought UNS: K91560
Wrought Grade: P91
Typical Chemical Composition (% by wt.)
C Max: 0.08-0.12
Cr: 8.0-9.5
Ni: 0.40
Mn: 0.30-0.60
Si: 0.20-0.50
Other: Mo 0.85-1.05; Nb 0.06 -0.10; N 0.03-0.07; Al 0.04 MAX; V 0.18-0.25
Minimum Mechanical Properties
Tensile, ksi: 85
Tensile, MPa: 585
Yield, ksi: 60
Yield, MPa: 415
Elongation %: 18
Heat Treatment: NORMALIZE AND TEMPER
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