EN 10277-5 Standard
W.NR.: 1.1201/C45R
Non-Alloy Special Steel
Heat analysis according to the EN 10277-5 standard
| C % | Si % | Mn % | P % | S % | Cr % | Ni % | Mo % | Cr+Mo+Ni % | |
| From | 0,42 | – | 0,50 | – | 0,020 | – | – | – | – |
| To | 0,50 | 0,40 | 0,80 | 0,030 | 0,035 | 0,40 | 0,40 | 0,10 | 0,63 |
According to the EN 10277-5 standard
| Thickness mm | Rolled + Peeled Rolled ( +SH ) | Cold Drawn ( +C ) | |||
| Hardness HB | Rm (MPa) | Rp0,2 minimum | Rm (MPa) | A5 % | |
| (MPa) | minimum | ||||
| ≥5≤10 | 565 | da 750 a 1050 | 5 | ||
| >10≤16 | 500 | da 710 a 1030 | 6 | ||
| >16≤40 | da 172 a 242 | da 580 a 820 | 410 | da 650 a 1000 | 7 |
| >40≤63 | da 172 a 242 | da 580 a 820 | 360 | da 630 a 900 | 8 |
| >63≤100 | da 172 a 242 | da 580 a 820 | 310 | da 580 a 850 | 8 |
* Delivery condition: as rolled.
Weldability:
Due to the medium-high carbon content it can be welded with some precautions.
Hardenability:
It has a low hardenability in water or oil; fit for surface hardening that gives this steel grade a high hardness of the hardened shell.
Notes:
CORRESPONDENCE WITH OTHER STANDARDS (purely as an indication):
| UNI 7845 | DIN 17200 | ISO 683-1 | AISI-SAE | AFNOR 35-552 |
| C45 | Cm45 | C45M2 | 1045 | XC48H1u |