154CM

154CM is a type of stainless steel developed and manufactured in the United States by Crucible Materials Corporation (now - Crucible Industries). Crucible 154CM is a modification of martensitic stainless steel type 440C to which molybdenum has been added. It was originally developed for tough industrial applications and combines three principal elements: carbon, chromium, and molybdenum.^[1] Hitachi Corporation of Japan copied the properties of this steel for their own brand known as ATS-34.^[2][3]

Typical applications

• Cutlery
• Bearings
• Valve Ports
• Bushings

Composition

154CM contains the following:^[2]

• Carbon 1.05%
• Chromium 14.00%
• Manganese 0.50%
• Molybdenum 4.00%
• Silicon 0.30%
• Iron 80.15%