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450Application:Australia Structural steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy 450ASAustralia

Chemical composition%of the ladle analysis of grade450

C(％)Si(％)Mn(％)P(％)S(％)Cr(％)Ni(％)Mo(％)
Max 0.22Max 0.55Max 1.800.0400.030.300.500.35
450
Mechanical properties of grade450
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)
645(≥)143(≥)332443Solution and Aging,Annealing,Ausaging,Q+T,etc242
Physical properties of grade450
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(≥)639(≥)334313Solution and Aging,Annealing,Ausaging,Q+T,etc214
Temp.
°C/°F		Creep strain limit
(10000h)
(Rp1,0)N/mm2		Creep rupture strength
(10000h)
(Rp1,0)N/mm2
135242858
450Range 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
S47450ASAustralia
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Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
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A 564 S45000ASAustralia
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A 693 S45000ASAustralia
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
A 705 S45000ASAustralia
Age-Hardening Stainless Steel Forgings
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Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
SA-693 S45000ASAustralia
Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
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Specification for Age-Hardening Stainless Steel Forgings
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Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
A 693 S45000ASAustralia
Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
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S45000ASAustralia
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Hot-Rolled and Cold-Finished Age-Hardening Stainless Steel Bars and Shapes
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Specification for Precipitation-Hardening Stainless and Heat-Resisting Steel Plate, Sheet, and Strip
SA-705 S45000ASAustralia
Specification for Age-Hardening Stainless Steel Forgings

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