H25 Tool Die Steels

H25 - Specification & Application

Hot-Work Tool Steel

Chemical composition(wt.%) of H25 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.25
Si 0.20 0.40
Mn 0.20 0.40
Cr - 4.00
Mo - -
V - -
W - 15.00

H25 - Detail

Hot-Work Tool Steel

Mechanical properties of grade H25

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)
384 (≥) 483 (≥) 11 44 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical properties of grade H25

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
777 (≥) 133 (≥) 12 14 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 122
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
394 121 661

Equivalent Products

We can customize the production of H25 grade, contact us for the best solution.
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