SA-814 TP 304N Stainless Steels to SA-814/SA-814M

SA-814 TP 304N - Specification & Application

  • SA-814/SA-814M - Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe

Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe

Chemical composition(wt.%) of SA-814 TP 304N grade: to SA-814/SA-814M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 0.75
Mn - 2.00
P - 0.045
S - 0.03
Cr 18.0 20.0
Ni 8.00 10.5
N 0.10 0.16

SA-814 TP 304N - Detail

Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe

Mechanical properties of grade SA-814 TP 304N SA-814/SA-814M

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)
326 (≥) 657 (≥) 22 24 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 221

Physical properties of grade SA-814 TP 304N SA-814/SA-814M

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
184 (≥) 172 (≥) 12 43 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 423
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
999 971 246

Equivalent Products

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