Home / Metals / Special Alloy Steel / 100CrMnSi6-4 | EN 1.3520 | 100CrMn6 Bearing Steel100CrMnSi6-4 | EN 1.3520 | 100CrMn6 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 301L (UNS S30103/1.4319) Type 321 (UNS S32100/1.4541) Type 316S