310S25 Stainless Steels to BS 1554

310S25 - Specification & Application

  • BS 1554 - Specification for stainless and heat-resisting steel round wire

Specification for stainless and heat-resisting steel round wire

Chemical composition(wt.%) of 310S25 grade: to BS 1554

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.15
Si - 1.50
Mn - 2.50
P - 0.045
S - 0.03
Cr 25.00 28.00
Mo - -
Ni 20.00 22.50

310S25 - Detail

Specification for stainless and heat-resisting steel round wire

Mechanical properties of grade 310S25 BS 1554

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)
589 (≥) 322 (≥) 43 43 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical properties of grade 310S25 BS 1554

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
979 (≥) 468 (≥) 43 22 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 224
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
277 119 476

Equivalent Grade

Equivalent Products

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