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AMS SA-240 S31640 Details

SA-240 S31640 Application:Specification for 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 SA-240 S31640 Austenite USA - AMS , SA-240/SA-240M - 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 S31640 grade: SA-240/SA-240M

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Mn - 2.00
Si - 1.00
P - 0.045
S - 0.03
Cr 16.00 18.00
Ni 10.00 14.00
Mo 2.00 3.00
N - 0.10
Ti+Ta 10×C% -

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 S31640 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)
923 (≥) 713 (≥) 23 24 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 122

Physical properties of grade SA-240 S31640 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
881 (≥) 995 (≥) 42 23 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 124
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
778 587 567

SA-240 S31640 - 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 S31640 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 S31640 SAE USA
Stainless Steel Bars and Shapes
A 314 S31640 SAE USA
Stainless Steel Billets and Bars for Forging
A 368 S31640 SAE USA
Stainless Steel Wire Strand
A 478 S31640 SAE USA
Chromium-Nickel Stainless Steel Weaving and Knitting Wire
S31640 AISI USA
Austenitic Chromium Nickel Molybdenum Stainless Steel (Columbium Stabilized)
SA-240 S31640 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
316Cb UNS USA
Chemical compositions of SAE wrought stainless steels
A 167 Type 316Cb SAE USA
Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 240 Type 316Cb SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 316Cb SAE USA
Stainless Steel Bars and Shapes
A 314 316Cb SAE USA
Stainless Steel Billets and Bars for Forging
A 368 Type 316Cb SAE USA
Stainless Steel Wire Strand
A 478 Type 316Cb SAE USA
Chromium-Nickel Stainless Steel Weaving and Knitting Wire
A 479 316Cb SAE USA
Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 959 Type 316Cb SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
SA-276 316Cb AMS USA
Specification for Stainless Steel Bars and Shapes
SA-479 Type 316Cb AMS USA
Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 240 S31640 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 S31640 SAE USA
Stainless Steel Bars and Shapes

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