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SAE A 249 S24000 Details

A 249 S24000 Application:Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Category Type Grade Microstructure Designations
Grades Stainless Steels A 249 S24000 Austenite USA - SAE , A 249/A 249M (2010) - Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

Chemical composition(wt.%) of A 249 S24000 grade: A 249/A 249M (2010)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Mn 11.50 14.50
Si - 1.00
P - 0.06
S - 0.03
Cr 17.00 19.00
Ni 2.50 3.75
Mo - -
N 0.20 0.40

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

Mechanical properties of grade A 249 S24000 A 249/A 249M (2010)

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)
586 (≥) 986 (≥) 23 13 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 332

Physical properties of grade A 249 S24000 A 249/A 249M (2010)

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
243 (≥) 544 (≥) 14 13 14 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
874 751 518

A 249 S24000 - 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 S20910 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S20910 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 269 S20910 SAE USA
Seamless and Welded Austenitic Stainless Steel Tubing for General Service
A 276 S20910 SAE USA
Stainless Steel Bars and Shapes
A 314 S20910 SAE USA
Stainless Steel Billets and Bars for Forging
A 580 S20910 SAE USA
Stainless Steel Wire
A 813 S20910 SAE USA
Single- or Double-Welded Austenitic Stainless Steel Pipe
A 814 S20910 SAE USA
Cold-Worked Welded Austenitic Stainless Steel Pipe
A 965 S20910 SAE USA
Steel Forgings, Austenitic, for Pressure and High Temperature Parts
F 1314 S20910 SAE USA
Standard Specification for Wrought Nitrogen Strengthened 22 Chromium - 13 Nickel - 5 Manganese - 2.5 Molybdenum Stainless Steel Alloy Bar and Wire for Surgical Implants (UNS S20910)
F 2181 S20910 SAE USA
Standard Specification for Wrought Seamless Stainless Steel Tubing for Surgical Implants
F 621 S20910 SAE USA
Standard Specification for Stainless Steel Forgings for Surgical Implants
S20910 AISI USA
Austenitic Chromium Nickel Manganese Molybdenum Stainless Steel
SA-240 S20910 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-403 S20910 AMS USA
Specification for Wrought Austenitic Stainless Steel Piping Fittings
SA-813 S20910 AMS USA
Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe
SA-814 S20910 AMS USA
Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe
SA-965 S20910 AMS USA
Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts
A 240 S21800 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 S21800 SAE USA
Stainless Steel Bars and Shapes

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