Home / Metals / Special Alloy Steel / 100CrMnSi6-4 | EN 1.3520 | 100CrMn6 Bearing Steel 100CrMnSi6-4 | 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 304LN (UNSS30453/1.4311) Type 317L (UNS S31703/1.4438) Type 303Se (UNS S30323/JIS SUS303Se)