Structural alloy steel for toughening, including through hardening. Used for heavy-duty elements requiring a high level of ductility. Resistant to vibrations and impacts. Used for cold extrusion, surface hardening and forging.
Structural alloy steel for toughening, including through hardening. Used for heavy-duty elements requiring a high level of ductility. Resistant to vibrations and impacts. Used for cold extrusion, surface hardening and forging.
Heavily loaded elements for car and motor construction. Aero-engine crankshafts, driveshafts, elements for large-size turbines, gears, connecting rods, pump & press shafts, steering elements, steam turbine shafts, rings.
Chemical composition
| Element | C | Si | Mn | P | S | Cr | Mo | Ni | Cu |
| min | 0.30 | 0.10 | 0.50 | max | max | 1.30 | 0.15 | 0.30 | max |
| max | 0.38 | 0.40 | 0.80 | 0.025 | 0.035 | 1.70 | 0.30 | 1.70 | 0.40 |
przesuń w bok, żeby zobaczyć wszystkie wartości
Equivalents
| Wr.Nr. | PN | EN | GOST | AISI |
| 1.6582 | 34HNM | 34CrNiMo6 | 38Х2Н2МА | 4337 |
przesuń w bok, żeby zobaczyć wszystkie wartości
+A – annealed
+QT – quenched and tempered
+ A from Φ 20 mm to Φ 320 mm in diameter
+QT from Φ 20 mm to Φ 300 mm in diameter