X15CrNiSi25-21 Stainless Steels to BS EN 10088-1

X15CrNiSi25-21 - Specification & Application

  • BS EN 10088-1 - Stainless steels - Part 1: List of stainless steels
  • BS EN 10095 - Heat resisting steels and nickel alloys
  • BS EN 10264-4 (2002) - Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire

Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire

Chemical composition(wt.%) of X15CrNiSi25-21 grade: to BS EN 10088-1

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.20
Si 1.50 2.50
Mn - 2.00
P - 0.045
S - 0.015
Cr 24.00 26.00
Ni 19.00 22.00
Al - -
N - 0.11

X15CrNiSi25-21 - Detail

Steel wire and wire products - Steel wire for ropes - Part 4: Stainless steel wire

Mechanical properties of grade X15CrNiSi25-21 BS 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)
386 (≥) 139 (≥) 23 43 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical properties of grade X15CrNiSi25-21 BS 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
779 (≥) 874 (≥) 24 42 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 444
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
495 141 641

Equivalent Products

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