X4CrNi18-12 Stainless Steels to DIN 17440 (2001)

X4CrNi18-12 - Specification & Application

  • DIN 17440 (2001) - Stainless steels - Technical delivery conditions for drawn wire
  • DIN 17441 (1997) - Stainless steels - Technical delivery conditions for cold rolled strips and slit coils strip and sheets cut from such strips for pressure purposes
  • DIN EN 10088-1 - Stainless steels - Part 1: List of stainless steels
  • DIN EN 10088-2 - Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
  • 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
  • DIN EN 10264-4 (2002) - Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire
  • DIN EN 10269 - Steels and nickel alloys for fasteners with specified elevated and/or low temperature properties

Stainless steels - Technical delivery conditions for drawn wire

Chemical composition(wt.%) of X4CrNi18-12 grade: to DIN 17440 (2001)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.06
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.015
Cr 17.0 19.0
Ni 11.0 13.0
N - 0.11

X4CrNi18-12 - 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 X4CrNi18-12 DIN 17440 (2001)

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)
823 (≥) 941 (≥) 31 22 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 124

Physical properties of grade X4CrNi18-12 DIN 17440 (2001)

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
252 (≥) 911 (≥) 43 43 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 332
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
289 647 327

Equivalent Products

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