hot shortness

hot shortness

[′hät ′shȯrt·nəs]
(metallurgy)
Brittleness, usually of steel or wrought iron, when the metal is hot, due to a high sulfur content.
References in periodicals archive ?
Predictive modeling allowed the research team to ensure the casting could be poured at a reasonable mold temperature that will avoid hot shortness but still have enough strength to withstand ejection stresses.
The alloy is not used in permanent mold applications because it is prone to hot shortness and poor fluidity due to its long freezing range.
The prevention of FeS eliminates embrittlement caused by iron sulfide, which forms as a grain or eutectic cell boundary phase and causes brittleness, hot shortness and residual stress in the casting.