120WV4 Tool Die Steels

120WV4 - Specification & Application

Alloyed WV steel

Chemical composition(wt.%) of 120WV4 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 1.15 1.25
Si 0.15 0.30
Mn 0.20 0.35
P - 0.035
S - 0.035
Cr 0.15 0.25
Mo - -
V 0.07 0.12
W 0.90 1.10

120WV4 - Detail

Alloyed WV steel

Mechanical properties of grade 120WV4

Proof strength
Rp0.2 (MPa)
Tensile strength
Rm (MPa)
Impact energy
KV (J)
Elongation at fracture
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
953 (≥) 453 (≥) 11 23 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 431

Physical properties of grade 120WV4

Property Density
kg/dm3
Temperature T
°C/F
Specific heat
J / kgK
Thermal conductivity
W/mK
Electric resistance
µΩ·cm
Modulus of elasticity
kN/mm2
Expansion rate
242 (≥) 829 (≥) 43 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 333
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
263 216 378

Equivalent Grade

Equivalent Products

We can customize the production of 120WV4 grade, contact us for the best solution.
sales@specificsteel.com