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The main reason of hot sortness is sulphur in steel. Therefore, answer of control of hot sortness is to control the sulphur in liquid steel before casting

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What is hot shortness in welding?

Hot shortness is a welding defect that occurs when the material becomes brittle and cracks at high temperatures, typically due to sulfur or phosphorus impurities. This can lead to a weakened weld joint and compromise the integrity of the weld. Temperature control and proper material selection are key factors in preventing hot shortness during welding.


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In metallurgy what is hot shortness in steel?

The term is used for character of steel, which become brittle at hot working temperature ie above 0.6 Tm (recrystallization temperature, where strain hardening is removed ) hot short hinders in hot working operation, often caused by the presence of sulphur in metal.


What is hot shortness?

Sulfur in steel is considered injurious except when added to enhance machinability. Sulfur readilly combines with iron to form a low melting iron sulphide. Sulfur causes hot shortness in steel unless sufficient manganese is added. Sulfur has a greater affinity for manganese than iron and forms manganese sulphide which has a meltin point above the hot rolling temperature of steel, which eliminates hot shortness. By hot shortness we mean that the steel will literally break apart during hot rolling resulting in a scrapped product


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