F1 Tool Die Steels

F1 - Specification & Application

Carbon Wolfram Tool Steel

Chemical composition(wt.%) of F1 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.95 1.25
Si 0.10 0.50
Mn - 0.50
P - 0.030
S - 0.030
Cr - -
Mo - -
V - -
W - -
Ni+Cu - 0.75

F1 - Detail

Carbon Wolfram Tool Steel

Mechanical properties of grade F1

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)
859 (≥) 429 (≥) 43 33 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical properties of grade F1

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
113 (≥) 365 (≥) 44 31 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 442
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
656 526 631

Equivalent Products

We can customize the production of F1 grade, contact us for the best solution.
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