Properties

Mechanical properties

Hardness Yield strength1 Tensile strength1 Elongation Bending  
 0.157” ≤ thickness ≤ 0.315” HBW N/mm2 (ksi) N/mm2 (ksi) ASTM (2")% radius2
Valast 450
(Guaranteed)
420-480       4.5t

Valast 450
(Typical value)

450 1250 (181) 1475 (214) 10  
1. Mechanical properties are tested in longitudinal direction.
2. Minimal radius at bending over 90° - bend line parallel to the rolling direction.

 
Impact strength

Direction Temperature Guaranteed
Longitudinal -40°F ≥ 20 ft.lbs

Chemical composition


Valast 450 meets the requirements of the cast analysis in the standard as shown in the table below:

Grade Valast 450
C ≤ 0.230
Mn ≤ 1.000
Si ≤ 0.100
P ≤ 0.020
S ≤ 0.005
Alsol ≥ 0.015
Cb ≤ 0.060
V ≤ 0.100
Ti ≤ 0.060
Mo ≤ 0.250
B ≤ 0.005
All values are in weight%.