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ISO X20CrMoNiNbV11 1Application:High temperature bainite and martensite steel ISO standard internal combustion engine
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy ISO X20CrMoNiNbV11 1ISOISO

Chemical composition%of the ladle analysis of gradeISO X20CrMoNiNbV11 1

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Ni(%)Mo(%)V(%)N(%)B(%)
0.16-0.240.10-0.500.30-1.00Max 0.03Max 0.0310.0-12.00.30-1.000.50-1.000.20-0.50Max 0.10Max 0.008
High temperature bainite and martensite steel ISO standard internal combustion engine
Mechanical properties of gradeISO X20CrMoNiNbV11 1
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)
493(≥)653(≥)143432Solution and Aging,Annealing,Ausaging,Q+T,etc343
Physical properties of gradeISO X20CrMoNiNbV11 1
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
564(≥)872(≥)432242Solution and Aging,Annealing,Ausaging,Q+T,etc443
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
331366688
ISO X20CrMoNiNbV11 1Range 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
X20CrMoNiNbV11-1ISOISO
Wrought steels for use at elevated temperatures in engines
X12CrNiMoV12-3ISOISO
Wrought steels for use at elevated temperatures in engines

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