| Hardeness (HB) |
Resistance RM (N/mm2) |
Extension A (%) |
||
|---|---|---|---|---|
| Cast iron | <250 | <850 | <10 | |
| Spheroïdal graphite/ malleable cast iron | <250 | <850 | >10 | |
| Hardeness (HB) |
Resistance RM (N/mm2) |
Extension A (%) |
||
|---|---|---|---|---|
| Cast iron | <250 | <850 | <10 | |
| Spheroïdal graphite/ malleable cast iron | <250 | <850 | >10 | |