1.4109 Stainless Steels to DIN EN 10088-1

1.4109 - 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 1.4109 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

1.4109 - 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 1.4109 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)
787 (≥) 727 (≥) 11 22 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 313

Physical properties of grade 1.4109 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
135 (≥) 832 (≥) 32 31 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 243
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
659 144 436
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