S31603 Stainless Steels

S31603 - Specification & Application

Austenitic Chromium Nickel Molybdenum Stainless Steel (Low carbon)

Chemical composition(wt.%) of S31603 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.03
Si - 1.00
Mn - 2.00
P - 0.045
S - 0.035
Cr 16.0 18.0
Ni 10.0 14.0
Mo 2.00 3.00
N - 0.10

S31603 - Detail

Austenitic Chromium Nickel Molybdenum Stainless Steel (Low carbon)

Mechanical properties of grade S31603

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)
737 (≥) 819 (≥) 42 34 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 331

Physical properties of grade S31603

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
897 (≥) 262 (≥) 32 41 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 222
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
352 439 311

Equivalent Products

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