Through hardening steels
BED
Spécifications
EU
43CrMo4
Composition
C
0.43
Cr
1
Mo
0.2
Applications
• Various wear-resistant mechanical parts.
• Ball screws.
• Flattening rolls.
Characteristics
• After heat treatment to UTS 880/1050 N/mm2, this steel can be surface hardened by induction treatment.
• After hardening, surface hardness is approximately 700 Vickers.
• BED is equivalent to 42cd4 (42CrMo4)
Mechanical properties
| Heat treatment |
UTS (N/mm²) |
0,2% YS (N/mm²) |
A (%) |
KCU (J/cm²) |
|---|---|---|---|---|
| T + Rv 675°C | 1000 | 800 | 19 | 95 |
Key to heat treatment symbols
| Solution treated | H | Annealed | R |
|---|---|---|---|
| Thermo-mechanical treatment | TM | Quenched and tempered | T+RV |
| Sub-zero treatment | F | Solution treated and aged | H+V |