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8660Application:Australia Structural steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy 8660ASAustralia

Chemical composition%of the ladle analysis of grade8660

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)
0.55-0.650.10-0.350.75-1.000.040.0400.40-0.600.40-0.700.15-0.25
8660
Mechanical properties of grade8660
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)
892(≥)879(≥)321141Solution and Aging,Annealing,Ausaging,Q+T,etc121
Physical properties of grade8660
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
237(≥)764(≥)231341Solution and Aging,Annealing,Ausaging,Q+T,etc321
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
934859547
8660Range 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 771 S38660ASAustralia
Seamless Austenitic and Martensitic Stainless Steel Tubing for Liquid Metal-Cooled Reactor Core Components
A 826 S38660ASAustralia
Seamless Austenitic and Martensitic Stainless Steel Duct Tubes for Liquid Metal-Cooled Reactor Core Components
A 831 S38660ASAustralia
Austenitic and Martensitic Stainless Steel Bars, Billets, and Forgings for Liquid Metal Cooled Reactor Core Components
S38660ASAustralia
Austenitic Chromium Nickel Molybdenum Stainless Steel-Reactor Grade

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