1.2604 Tool Die Steels

1.2604 - Specification & Application

Alloyed VCrMoW steel

Chemical composition(wt.%) of 1.2604 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.68 0.78
Si 0.20 0.40
Mn 0.40 0.60
P - 0.035
S - 0.035
Cr 0.40 0.60
Mo 0.25 0.40
V 0.15 0.30
W 0.40 0.70

1.2604 - Detail

Alloyed VCrMoW steel

Mechanical properties of grade 1.2604

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)
254 (≥) 696 (≥) 31 13 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical properties of grade 1.2604

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
298 (≥) 189 (≥) 13 22 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 343
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
843 267 351

Equivalent Grade

Equivalent Products

We can customize the production of 1.2604 grade, contact us for the best solution.
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