L3 Tool Die Steels

L3 - Specification & Application

Low Alloy Tool Steel

Chemical composition(wt.%) of L3 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 1.00
Si - 0.50
Mn 0.25 0.50
Cr 1.10 1.70
Mo - -
V 0.10 0.30
W - -

L3 - Detail

Low Alloy Tool Steel

Mechanical properties of grade L3

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)
318 (≥) 118 (≥) 24 11 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical properties of grade L3

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
348 (≥) 291 (≥) 13 11 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 433
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
675 238 412

Equivalent Products

We can customize the production of L3 grade, contact us for the best solution.
sales@specificsteel.com