H26 Tool Die Steels

H26 - Specification & Application

Hot-Work Tool Steel

Chemical composition(wt.%) of H26 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.45 0.55
Si 0.15 0.40
Mn 0.15 0.40
P - 0.030
S - 0.030
Cr 3.75 4.50
Mo - -
V 0.75 1.25
W 17.25 19.00
Ni+Cu - 0.75

H26 - Detail

Hot-Work Tool Steel

Mechanical properties of grade H26

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)
695 (≥) 522 (≥) 41 24 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical properties of grade H26

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
519 (≥) 718 (≥) 44 13 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 131
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
683 338 175

Equivalent Products

We can customize the production of H26 grade, contact us for the best solution.
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