1.1191 QT steel
| Material No. | 1.1191 |
| US Standard (AISI) | - |
| Abbreviation | C45E |
| Older designation | Ck 45 |
| Description | QT steel |
| Composition Alloy components [%] | C: 0.42 - 0.50 Si: ≤ 0.40 Mn: 0.50 - 0.80 P: ≤ 0.030 S: ≤ 0.035 Cr: ≤ 0.40 Mo: ≤ 0.10 Ni: ≤ 0.40 |
| Density [g/cm³] | 7.85 |
Yield point | ≥ 430 |
| Tensile strength Rm [N/mm²] | 650 - 800 |
| Elongation at fracture A [%] | ≥ 16 |
| Machinability | good |
| Weldability | unsuitable |
| Heat treatment | possible |
| Other properties | - |
| Main applications | Single cam clamp, T-slot keys, hinge pins, clevises with stud |
Information for reference only; we do not assume any liability for its accuracy. Properties of steel materials are highly dependent on thermal and/or mechanical treatment.