X70CrMo15 Stainless Steels to DIN EN 10088-1

X70CrMo15 - Specification & Application

  • DIN EN 10088-1 - Stainless steels - Part 1: List of stainless steels
  • DIN EN 10088-3 - Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes

Stainless steels - Part 3: Technical dStainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposeselivery conditions for semi-finishe

Chemical composition(wt.%) of X70CrMo15 grade: to DIN EN 10088-1

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.60 0.75
Si - 0.70
Mn - 1.00
P - 0.040
S - 0.015
Cr 14.0 16.0
Mo 0.40 0.80

X70CrMo15 - Detail

Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes

Mechanical properties of grade X70CrMo15 DIN EN 10088-1

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)
623 (≥) 633 (≥) 33 32 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical properties of grade X70CrMo15 DIN EN 10088-1

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
219 (≥) 176 (≥) 14 31 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 431
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
679 632 322
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