1.8159; 51CrV4; 50HF

Spring steel

Stal sprezynowa
Dimensions:
from Φ 12 mm to Φ 300 mm in diameter
from 0,5 mm to 20 mm thick
Chemical composition:
Element C Si Mn P S Cr V Cu
min 0.47 0.10 0.60 max max 0.80 0.10 max
max 0.55 0.40 1.00 0.025 0.025 1.10 0.25 0.40
Equivalents:
Wr.Nr. PN EN GOST AISI
1.8159 50HF 51CrV4 50ХФА 6150
Delivery condition:

Round bars:

  • +A – annealed

Sheet metal & plates:

  • +A – annealed
Description:

Chromium-vanadium spring steel. Has low propensity for surface decarbonization and high hardenability. After thermal treatment the external layer exhibits high strength. Used for manufacturing elements working under the pressure of up to 1650 MPa. Non-weldable.

Applications:

Steel for the production of gearboxes, leaf springs and springs for equipment, machines and motor vehicles.

Dimensions:
from Φ 12 mm to Φ 300 mm in diameter
from 0,5 mm to 20 mm thick
Chemical composition:
Element C Si Mn P S Cr V Cu
min 0.47 0.10 0.60 max max 0.80 0.10 max
max 0.55 0.40 1.00 0.025 0.025 1.10 0.25 0.40
Equivalents:
Wr.Nr. PN EN GOST AISI
1.8159 50HF 51CrV4 50ХФА 6150