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SAE A 240 S44635 Details

A 240 S44635 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 S44635 Ferrite 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 S44635 grade: A 240/A 240M (2012)

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.025
Mn - 1.00
Si - 0.75
P - 0.04
S - 0.03
Cr 24.50 26.00
Ni 3.50 4.50
Mo 3.50 4.50
N - 0.035

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

Mechanical properties of grade A 240 S44635 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)
756 (≥) 392 (≥) 14 12 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 131

Physical properties of grade A 240 S44635 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
583 (≥) 941 (≥) 32 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 334
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
234 555 188

A 240 S44635 - 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 176 S44635 SAE USA
Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip
A 240 S44635 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 268 S44635 SAE USA
Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
S44635 AISI USA
Ferritic Chromium Molybdenum Nickel Stainless Steel (25-4-4)
SA-240 S44635 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-268 S44635 AMS USA
Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
A 176 S44635 SAE USA
Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip
A 240 S44635 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 268 S44635 SAE USA
Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
S44635 AISI USA
Ferritic Chromium Molybdenum Nickel Stainless Steel (25-4-4)
SA-240 S44635 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-268 S44635 AMS USA
Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service

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