A 240 S31040 Stainless Steels to A 240/A 240M (2012)

A 240 S31040 - Specification & Application

  • A 240/A 240M (2012) - Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Chemical composition(wt.%) of A 240 S31040 grade: to A 240/A 240M (2012)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 1.50
Mn - 2.00
P - 0.045
S - 0.03
Cr 24.00 26.00
Ni 19.00 22.00
Nb+Ta - 1.10

A 240 S31040 - Detail

Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Mechanical properties of grade A 240 S31040 A 240/A 240M (2012)

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)
861 (≥) 871 (≥) 34 32 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical properties of grade A 240 S31040 A 240/A 240M (2012)

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
648 (≥) 195 (≥) 43 32 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 113
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
159 887 761

Equivalent Products

We can customize the production of A 240 S31040 grade, contact us for the best solution.
sales@specificsteel.com