Types Of Steel

Consider the statements with reference to the different types of steel:

  1. Stainless steels contain a minimum of 10% chromium and are more resistant to corrosion than normal steels.
  2. Electrical steel, also known as silicon steel, it is specialty steel made from the alloying of silicon with iron.
  3. Tool steels are wear-resistant, ferrous alloys based on iron and carbon with high levels of alloying (hardenability and property modifying) elements such as chromium, molybdenum, tungsten, and vanadium.

Which of the statement(s) given above is/are correct?

Only 1
Only 3
2 and 3
1, 2 and 3