C75 is a classic non-stainless carbon steel we use for special projects in our manufacture in Solingen. Carbon steel soon develops its typical blue-gray patina that is not a flaw but a natural property of the material.

Origin: Germany
Carbon (%): 0,7-0,8
Manganese (%): 0,6-0,8
Silicon (%): 0,15-0,35
Phosphorus (%): 0,035
Rockwell (HRC): 55-58