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409Application:Australia Stainless steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy 409ASAustralia

Chemical composition%of the ladle analysis of grade409

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Ti(%)
0.081.001.000.0450.0310.5-11.75Max 0.506xCMax 0.75
409
Mechanical properties of grade409
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 ConditionBrinell hardness(HBW)
732(≥)533(≥)413244Solution and Aging,Annealing,Ausaging,Q+T,etc444
Physical properties of grade409
PropertyDensity
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
879(≥)673(≥)131232Solution and Aging,Annealing,Ausaging,Q+T,etc342
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
711198832
409Range of products
Product typeProductsDimensionProcessesDeliver Status
Plates/SheetsPlates/Sheets0.08-200mm(T)*W*LForging,hot rolling and cold rollingAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Steel BarRound Bar,Flat Bar,Square BarΦ8-1200mm*LForging,hot rolling and cold rolling,CastBlack,Rough Turning,Shot Blasting,
Coil/StripSteel Coil/Steel Strip0.03-16.0x1200mmCold-Rolled&Hot-RolledAnnealed,Solution and Aging,Q+T,ACID-WASHED,Shot Blasting
Pipes/TubesSeamless Pipes/Tubes,Welded Pipes/TubesOD:6-219mm x WT:0.5-20.0mmHot extrusion,Cold Drawn,WeldedAnnealed,Solution and Aging,Q+T,ACID-WASHED
Cross Reference Table(Equivalent Grade)
GradeStandardCountryApplication
A 240 S30409ASAustralia
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 249 S30409ASAustralia
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 358 S30409ASAustralia
Electric-Fusion-Welded Austenitic Chromium-Nickel Stainless Steel Pipe for High-Temperature Service and General Applications
A 813 S30409ASAustralia
Single- or Double-Welded Austenitic Stainless Steel Pipe
A 814 S30409ASAustralia
Cold-Worked Welded Austenitic Stainless Steel Pipe
A 965 S30409ASAustralia
Steel Forgings, Austenitic, for Pressure and High Temperature Parts
S30409ASAustralia
Austenitic Chromium Nickel Stainless Steel
SA-240 S30409ASAustralia
Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
SA-358 S30409ASAustralia
Electric-Fusion-Welded Austenitic Chromium-Nickel Alloy Steel Pipe for High-Temperature Service
SA-813 S30409ASAustralia
Specification for Single- or Double-Welded Austenitic Stainless Steel Pipe
SA-814 S30409ASAustralia
Specification for Cold-Worked Welded Austenitic Stainless Steel Pipe
SA-965 S30409ASAustralia
Specification for Steel Forgings, Austenitic, for Pressure and High Temperature Parts
A 240 S40900ASAustralia
Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 268 S40900ASAustralia
Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
A 554 S40900ASAustralia
Welded Stainless Steel Mechanical Tubing
S40900ASAustralia
Ferritic Chromium Stainless Steel
SA-268 TP S40900ASAustralia
Specification for Seamless and Welded Ferritic and Martensitic Stainless Steel Tubing for General Service
A 493 S40940ASAustralia
Stainless Steel Wire and Wire Rods for Cold Heading and Cold Forging
S40940ASAustralia
Ferritic Chromium Stainless Steel with Columbium
A 176 S40945ASAustralia
Stainless and Heat-Resisting Chromium Steel Plate, Sheet, and Strip

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