SA-240 Type 310H Stainless Steels to SA-240/SA-240M

SA-240 Type 310H - Specification & Application

  • SA-240/SA-240M - Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

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

Chemical composition(wt.%) of SA-240 Type 310H grade: to SA-240/SA-240M

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04 0.10
Si - 0.75
Mn - 2.00
P - 0.045
S - 0.03
Cr 24.00 26.00
Ni 19.00 22.00

SA-240 Type 310H - Detail

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

Mechanical properties of grade SA-240 Type 310H SA-240/SA-240M

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)
659 (≥) 264 (≥) 14 44 13 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical properties of grade SA-240 Type 310H SA-240/SA-240M

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
186 (≥) 639 (≥) 33 32 44 Solution and Aging, Annealing, Ausaging, Q+T,etc 143
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
869 258 164

Equivalent Products

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