Home»Grades > Special Alloy > X40CrSiMo10-2
X40CrSiMo10-2Application:Valve steel
CategoryTypeSteel gradeStandardCountry
Grades Special Alloy X40CrSiMo10-2DINGermany

Chemical composition%of the ladle analysis of gradeX40CrSiMo10-2

C(%)Si(%)Mn(%)P(%)S(%)Cr(%)Mo(%)
0.35-0.452.00-3.00Max 0.80Max 0.040Max 0.0309.50-11.500.80-1.30
X40CrSiMo10-2
Mechanical properties of gradeX40CrSiMo10-2
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)
364(≥)465(≥)424441Solution and Aging,Annealing,Ausaging,Q+T,etc324
Physical properties of gradeX40CrSiMo10-2
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
897(≥)643(≥)243314Solution and Aging,Annealing,Ausaging,Q+T,etc244
Temp.
°C/°F
Creep strain limit
(10000h)
(Rp1,0)N/mm2
Creep rupture strength
(10000h)
(Rp1,0)N/mm2
698742882
X40CrSiMo10-2Range 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
X40CrSiMo10-2DINGermany
Valve steels and alloys for internal combustion engines
1.4731DINGermany
Valve steels and alloys for internal combustion engines

Enquiry