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AISI S30909 Details

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S30909 Application:Austenitic Chromium Nickel Heat Resisting Steel

Category Type Grade Microstructure Designations
Grades Stainless Steels S30909 Austenite USA - AISI ,

Chemical composition(wt.%) of S30909 grade:

Elements Min.(≥) Max.(≤) Similar Remarks
C - 0.08
Si - 0.75
Mn - 2.00
P - 0.045
S - 0.030
Cr 22.0 24.0
Ni 12.0 15.0
Austenitic Chromium Nickel Heat Resisting Steel

Mechanical properties of grade S30909

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)
867 (≥) 868 (≥) 32 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 223

Physical properties of grade S30909

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
125 (≥) 851 (≥) 14 13 13 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
692 969 877

S30909 - 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
309H UNS USA
Chemical compositions of SAE wrought stainless steels
A 182 F 309H SAE USA
Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
A 213 TP309H SAE USA
Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240 Type 309H SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 TP309H SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 312 TP309H SAE USA
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
A 479 309H SAE USA
Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
A 943 TP309H SAE USA
Spray-Formed Seamless Austenitic Stainless Steel Pipes
A 959 Type 309H SAE USA
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
A 965 Grade F309H SAE USA
Steel Forgings, Austenitic, for Pressure and High Temperature Parts
SA-182 F 309H AMS USA
Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
SA-213 TP309H AMS USA
Specification for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
SA-240 Type 309H AMS USA
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-249 TP309H AMS USA
Specification for Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
SA-312 TP309H AMS USA
Specification for Seamless and Welded Austenitic Stainless Steel Pipes
SA-336 Grade F309H AMS USA
Alloy Steel Forgings for Pressure and High-Temperature Parts
SA-479 Type 309H AMS USA
Specification for Stainless Steel Bars and Shapes for Use in Boilers and Other Pressure Vessels
SA-965 Grade F309H AMS USA
Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts
A 240 S30909 SAE USA
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S30909 SAE USA
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes

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