Home / Metals / Special Alloy Steel / 34CrMo4 – AISI 4135 – DIN 1.7220 Chromium-Molybdenum Alloy Structural Steel34CrMo4 – AISI 4135 – DIN 1.7220 Chromium-Molybdenum Alloy Structural Steel Get A Free Quote Now!Related products Type 316L (UNS S31603/1.4404) Type 303Se (UNS S30323/JIS SUS303Se) Type 347 (UNS S34700/1.4550)