S17400 Stainless Steels

S17400 - Specification & Application

Precipitation Hardenable Chromium Nickel Copper Stainless Steel

Chemical composition(wt.%) of S17400 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.07
Mn - 1.00
Si - 1.00
P - 0.04
S - 0.03
Cr 15.50 17.50
Ni 3.00 5.00
Mo - -
Cu 3.00 5.00
Nb 0.15 0.45

S17400 - Detail

Precipitation Hardenable Chromium Nickel Copper Stainless Steel

Mechanical properties of grade S17400

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)
871 (≥) 291 (≥) 42 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 323

Physical properties of grade S17400

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
241 (≥) 853 (≥) 33 31 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 442
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
779 519 279
We can customize the production of S17400 grade, contact us for the best solution.
sales@specificsteel.com