SA-358 S30409 Stainless Steels to SA-358/SA-358M

SA-358 S30409 - Specification & Application

  • SA-358/SA-358M - Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service

Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service

Chemical composition(wt.%) of SA-358 S30409 grade: to SA-358/SA-358M

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04 0.10
Si - 1.00
Mn - 2.00
P - 0.04
S - 0.03
Cr 18.0 20.0
Ni 8.00 11.0

SA-358 S30409 - Detail

Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service

Mechanical properties of grade SA-358 S30409 SA-358/SA-358M

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)
132 (≥) 785 (≥) 24 31 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 412

Physical properties of grade SA-358 S30409 SA-358/SA-358M

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
985 (≥) 773 (≥) 41 22 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 312
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
519 639 554

Equivalent Products

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