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Average Impact Strength

Form Condition Test Temperature Charpy V-Notch Impact Strength
Bar, forged,
1/2-inch diameter
Heat-treated for

30 minutes at 2150°F (1177°C), RAC

°F °C Range ft.-lb. Mean Value, ft.-lb.
RT RT 80-88 85.0
500 260 94-102 97.4
800 427 94-96 94.8
1100 593 80-90 83.4
1400 760 73-76 74.8
1700 927 63-72 68.6

RT= Room Temperature

Hastelloy N alloy - Charpy impact strength

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