HCRS135 steel

* HCRS135 steel ** is a special grade and the very high percentage of chromium in this steel (compared to other plastic mold steels), do not put this steel in the category of stainless steels.

Steel 1.7220

*Steel 1.7220** is a low-alloy chromium-molybdenum-manganese steel that is included in the category of heat-treated steels and is used in the molding industry due to its reasonable price.

MO40 steel

MO40 steel, which is also known as 1.7225 steel in the German DIN standard, is a chromium-molybdenum-manganese low-alloy steel, which is in the category of operational steels.

cold steel

*Sardkar steel 1.2436** is a high-carbon (2-2.25%) and high-chromium (11-12%) ledborite steel, which is also known as **D6** in the American AISI standard.