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AMS SB-408 N08800 Details

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SB-408 N08800 Application:Nickel-Iron-Chromium Alloy Rod and Bar

Category Type Grade Microstructure Designations
Grades Stainless Steels SB-408 N08800 Austenite USA - AMS , SB-408 - Nickel-Iron-Chromium Alloy Rod and Bar

Chemical composition(wt.%) of SB-408 N08800 grade: SB-408

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.01
Mn - 1.50
Si - 1.00
P - 0.045
S - 0.015
Cr 19.00 23.00
Ni 30.00 35.00
Mo - -
Ti 0.15 0.60
Al 0.15 0.60

Nickel-Iron-Chromium Alloy Rod and Bar

Mechanical properties of grade SB-408 N08800 SB-408

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)
385 (≥) 967 (≥) 44 42 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical properties of grade SB-408 N08800 SB-408

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
186 (≥) 849 (≥) 44 14 43 Solution and Aging, Annealing, Ausaging, Q+T,etc 122
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0) N/mm2
Creep rupture strength
(10000h)
(Rp1,0) N/mm2
516 792 637

SB-408 N08800 - 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 S21600 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 492 S21600 SAE USA
Stainless Steel Rope Wire
S21600 AISI USA
Austenitic Chromium Manganese Nickel Molybdenum Stainless Steel
SA-240 S21600 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 240 S21603 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 492 S21603 SAE USA
Stainless Steel Rope Wire
S21603 AISI USA
Austenitic Chromium Manganese Nickel Molybdenum Stainless Steel
SA-240 S21603 AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 240 S30940 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S30940 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 276 S30940 SAE USA
Stainless Steel Bars and Shapes
A 314 S30940 SAE USA
Stainless Steel Billets and Bars for Forging
A 358 S30940 SAE USA
Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications
A 409 S30940 SAE USA
Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service
A 478 S30940 SAE USA
Chromium-Nickel Stainless Steel Weaving and Knitting Wire
A 580 S30940 SAE USA
Stainless Steel Wire
A 813 S30940 SAE USA
Single- or Double-Welded Austenitic Stainless Steel Pipe
A 814 S30940 SAE USA
Cold-Worked Welded Austenitic Stainless Steel Pipe
S30940 AISI USA
Austenitic Chromium Nickel Columbium Heat Resisting Stainless Steel
SA 249 S30940 AMS USA
Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

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