A 814 S30940 Stainless Steels to A 814/A 814M (2008)

A 814 S30940 - Specification & Application

  • A 814/A 814M (2008) - Cold-Worked Welded Austenitic Stainless Steel Pipe

Cold-Worked Welded Austenitic Stainless Steel Pipe

Chemical composition(wt.%) of A 814 S30940 grade: to A 814/A 814M (2008)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Mn - 2.00
Si - 1.00
P - 0.045
S - 0.03
Cr 22.00 24.00
Ni 12.00 15.00
Mo - -

A 814 S30940 - Detail

Cold-Worked Welded Austenitic Stainless Steel Pipe

Mechanical properties of grade A 814 S30940 A 814/A 814M (2008)

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)
127 (≥) 242 (≥) 44 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 211

Physical properties of grade A 814 S30940 A 814/A 814M (2008)

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
735 (≥) 511 (≥) 11 11 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 124
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
428 119 653

Equivalent Products

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