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 303Se (UNS S30323/JIS SUS303Se) Type 321 (UNS S32100/1.4541) Type 301L (UNS S30103/1.4319)