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  1. Acts as deoxidiser
  2. Reduces the grain size
  3. Decreases tensile strength and hardness
  4. Lowers the toughness and transverse ductility
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1 Answers

Answer: Option 4

sulfur is normally regarded as an impurity and has an adverse effect on impact properties when a steel is high in sulphur and low in manganese. Sulphur improves machinability but lowers transverse ductility and notched impact toughness and has little effects on the longitudinal mechanical properties

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