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SAE A 240 S34709 Details

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A 240 S34709 Application:Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Category Type Grade Microstructure Designations
Grades Stainless Steels A 240 S34709 Austenite USA - SAE , A 240/A 240M (2012) - Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Chemical composition(wt.%) of A 240 S34709 grade: A 240/A 240M (2012)

Elements Min.(≥) Max.(≤) Similar Remarks
C 0.04 0.10
Mn - 2.00
Si - 1.00
P - 0.04
S - 0.03
Cr 17.00 20.00
Ni 9.00 13.00
Ta - 1.10
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications

Mechanical properties of grade A 240 S34709 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)
373 (≥) 361 (≥) 41 14 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical properties of grade A 240 S34709 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
778 (≥) 497 (≥) 33 44 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 444
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
454 848 869

A 240 S34709 - 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 S34709 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S34709 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 358 S34709 SAE USA
Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications
A 813 S34709 SAE USA
Single- or Double-Welded Austenitic Stainless Steel Pipe
A 965 S34709 SAE USA
Steel Forgings, Austenitic, for Pressure and High Temperature Parts
S34709 AISI USA
Austenitic Chromium Nickel Columbium Stainless Steel (Columbium/Niobium Stabilized, High Carbon)
SA-240 S34709 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-813 S34709 AMS USA
Specification for Single- or Double-Welded Austenitic Stainless Steel
SA-814 S34709 AMS USA
Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe
SA-965 S34709 AMS USA
Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts
SUS 347HFB JIS Japan
Stainless steel blooms and billets for forgings
SUS 347HTP JIS Japan
Stainless steel pipes
STSF347H KS Korea
Stainless steel forgings for pressure vessels

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