A5 Tool Die Steels

A5 - Specification & Application

Cold-Work Tool Steel

Chemical composition(wt.%) of A5 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.95 1.05
Si 0.10 0.50
Mn 2.80 3.20
P - 0.030
S - 0.030
Cr 0.90 1.20
Mo 0.90 1.40
V - -
W - -
Ni+Cu - 0.75

A5 - Detail

Cold-Work Tool Steel

Mechanical properties of grade A5

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)
356 (≥) 362 (≥) 32 33 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical properties of grade A5

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
286 (≥) 641 (≥) 43 13 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 314
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
523 293 133

Equivalent Products

We can customize the production of A5 grade, contact us for the best solution.
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