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Austenitic 309Application:China Taiwan Heat-Resistant Steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy Austenitic 309CNSChina

Chemical composition%of the ladle analysis of gradeAustenitic 309

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)
Max 0.20Max 1.00Max 2.000.040.0322.0-24.012.0-15.0
Austenitic 309
Mechanical properties of gradeAustenitic 309
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)
873(≥)495(≥)224412Solution and Aging,Annealing,Ausaging,Q+T,etc133
Physical properties of gradeAustenitic 309
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
728(≥)538(≥)214313Solution and Aging,Annealing,Ausaging,Q+T,etc331
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
872739437
Austenitic 309Range 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 167 Type 309CNSChina
Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 249 TP309CNSChina
Welded Austenitic Steel Boiler, Superheater, Heat-Exchanger, and Condenser Tubes
A 276 309CNSChina
Stainless Steel Bars and Shapes
A 312 TP309CNSChina
Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
A 314 309CNSChina
Stainless Steel Billets and Bars for Forging
A 403 WP 309CNSChina
Standard Specification for Wrought Austenitic Stainless Steel Piping Fittings
A 409 TP309CNSChina
Welded Large Diameter Austenitic Steel Pipe for Corrosive or High-Temperature Service
A 473 309CNSChina
Stainless Steel Forgings
A 511 MT309CNSChina
Seamless Stainless Steel Mechanical Tubing
A 554 MT 309CNSChina
Welded Stainless Steel Mechanical Tubing
A 580 Type 309CNSChina
Stainless Steel Wire
A 813 Grade TP 309CNSChina
Single- or Double-Welded Austenitic Stainless Steel Pipe
A 814 Grade TP 309CNSChina
Cold-Worked Welded Austenitic Stainless Steel Pipe
A 959 Type 309CNSChina
Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
A 167 S30900CNSChina
Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 276 S30900CNSChina
Stainless Steel Bars and Shapes
A 314 S30900CNSChina
Stainless Steel Billets and Bars for Forging
A 473 S30900CNSChina
Stainless Steel Forgings
A 580 S30900CNSChina
Stainless Steel Wire
S30900CNSChina
Chromium Nickel Heat Resisting Steel

Relevant products

Austenitic 309 Steel Stock

Steel gradeDimensionShapeUnitQuantityDelivery stateQuery
UNS K30960(VIM+ESR) Bright Round BarDia.22mmRound BarKgs50Hot-Rolled+Annealed+blackEnquiry

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