W5 Tool Die Steels to SAE J 437 (1970)

W5 - Specification & Application

  • SAE J 437 (1970) - Selection and heat treatment of tool and die steels
  • SAE J 438 (1970) - Tool and die steels

Tool and die steels

Chemical composition(wt.%) of W5 grade: to SAE J 437 (1970)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.80 1.20
Si 0.10 0.40
Mn 0.10 0.40
Cr 0.35 0.50
V - -

W5 - Detail

Tool and die steels

Mechanical properties of grade W5 SAE J 437 (1970)

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)
386 (≥) 293 (≥) 21 14 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 324

Physical properties of grade W5 SAE J 437 (1970)

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
847 (≥) 665 (≥) 44 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 133
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
512 879 888

Equivalent Products

We can customize the production of W5 grade, contact us for the best solution.
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