34CrNiMo6 Structural Steel to EN 10269

34CrNiMo6 - Specification & Application

  • EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Chemical composition(wt.%) of 34CrNiMo6 grade: to EN 10269

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.30 0.38
Si - 0.40
Mn 0.50 0.80
P - 0.035
S - 0.035
Cr 1.30 1.70
Ni 1.30 1.70
Mo 0.15 0.30

34CrNiMo6 - Detail

Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Mechanical properties of grade 34CrNiMo6 EN 10269

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)
727 (≥) 247 (≥) 22 43 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical properties of grade 34CrNiMo6 EN 10269

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
246 (≥) 733 (≥) 13 32 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 324
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
788 785 561

Equivalent Products

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