Home / Metals / Special Alloy Steel / 9Cr18 High-Carbon Chromium Martensitic Stainless Steel Bearing Steel 9Cr18 High-Carbon Chromium Martensitic Stainless Steel Bearing Steel Get A Free Quote Now! Description Description Get A Free Quote Now! Your Name (required) Your Email (required) Subject Your Message Related products Type 317 (UNS S31700/1.4449) Type 305 (UNS S30500/1.4303) Type 316L (UNS S31603/1.4404)