
Martensitic Stainless Steel for Cutting Tools
Martensitic stainless steel — AISI 420, 440A, 440B, 440C, 17-4 PH. Compare chemistry, hardness, corrosion resistance and selection for food-contact and…

Martensitic stainless steel — AISI 420, 440A, 440B, 440C, 17-4 PH. Compare chemistry, hardness, corrosion resistance and selection for food-contact and…

AISI 440C is the standard martensitic stainless steel for industrial cutting tools, bearings and food-contact blades. High-carbon, 17 % Cr.