Answer:
According to carbon percentage
☛ Low carbon steel : Less than 0.25% carbon
☛ Medium carbon steel: 0.25%0.7% carbon
☛ High carbon steel: 0.7%1.5% carbon
According to percentage of alloying elements
☛ Low alloy steel: Alloying element less than 8%
☛ High alloy steel: Alloying element more than 8%
☛ Low carbon steel : Less than 0.25% carbon
☛ Medium carbon steel: 0.25%0.7% carbon
☛ High carbon steel: 0.7%1.5% carbon
According to percentage of alloying elements
☛ Low alloy steel: Alloying element less than 8%
☛ High alloy steel: Alloying element more than 8%
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