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AMS SA-249 S31040 Details

SA-249 S31040 Application:Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Category Type Grade Microstructure Designations
Grades Stainless Steels SA-249 S31040 Austenite USA - AMS , SA-249/SA-249M - Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(wt.%) of SA-249 S31040 grade: SA-249/SA-249M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Mn - 2.00
Si - 1.50
P - 0.045
S - 0.03
Cr 24.00 26.00
Ni 19.00 22.00
Mo - -
Nb+Ta 10×C% 1.10

Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Mechanical properties of grade SA-249 S31040 SA-249/SA-249M

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)
591 (≥) 428 (≥) 13 22 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical properties of grade SA-249 S31040 SA-249/SA-249M

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
664 (≥) 162 (≥) 13 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 414
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
933 793 833

SA-249 S31040 - Form of Supply

Product type Products Dimension Processes Deliver Status
Plates / Sheets Plates / Sheets 0.08-200mm(T)*W*L Forging, hot rolling and cold rolling Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar Round Bar, Flat Bar, Square Bar Φ8-1200mm*L Forging, hot rolling and cold rolling, Cast Black, Rough Turning, Shot Blasting,
Coil / Strip Steel Coil /Steel Strip 0.03-16.0x1200mm Cold-Rolled & Hot-Rolled Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes Seamless Pipes/Tubes, Welded Pipes/Tubes OD:6-219mm x WT:0.5-20.0mm Hot extrusion, Cold Drawn, Welded Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)

Grade Standard Country Application
A 240 S31040 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S31040 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 276 S31040 SAE USA
Stainless Steel Bars and Shapes
A 358 S31040 SAE USA
Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications
A 409 S31040 SAE USA
Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service
A 478 S31040 SAE USA
Chromium-Nickel Stainless Steel Weaving and Knitting Wire
A 814 S31040 SAE USA
Cold-Worked Welded Austenitic Stainless Steel Pipe
S31040 AISI USA
Austenitic Chromium Nickel Heat Resisting Steel
SA-240 S31040 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-249 S31040 AMS USA
Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
SA-813 S31040 AMS USA
Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe
SA-814 S31040 AMS USA
Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe
310SCb YB USA
Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts
310Cb UNS USA
Chemical compositions of SAE wrought stainless steels
A 167 Type 310Cb SAE USA
Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 213 TP310Cb SAE USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240 Type 310Cb SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 TP310Cb SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 276 310Cb SAE USA
Stainless Steel Bars and Shapes
A 312 TP310Cb SAE USA
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes

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