H15 Tool Die Steels

H15 - Specification & Application

Hot-Work Tool Steel

Chemical composition(wt.%) of H15 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.45 0.55
Si 0.40 0.60
Mn 0.10 0.40
Cr 3.50 4.00
Mo 6.00 6.50
V 0.65 0.85
W 0.85 1.15

H15 - Detail

Hot-Work Tool Steel

Mechanical properties of grade H15

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)
716 (≥) 591 (≥) 13 11 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 242

Physical properties of grade H15

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
239 (≥) 172 (≥) 22 21 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 324
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
169 697 955

Equivalent Products

We can customize the production of H15 grade, contact us for the best solution.
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