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X45SiCr9-3

Description

Germany DIN X45SiCr9-3 Valve steel and X45SiCr9-3 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Steel: X45SiCr9-3
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Steel X45SiCr9-3 DIN Germany Valve steel
1.4878
1.4885
X12CrNiMoNb20-15
X8SiTi4
1.5310
X50NiCrWV13-13
1.3817
X4MnCr18
45SiCr16-11/X45SiC
1.4704

Chemical composition(mass fraction)(wt.%) of the X45SiCr9-3

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%)
0.40-0.50 2.70-3.30 Max 0.60 Max 0.040 Max 0.030 8.00-10.00 Max 0.50

Mechanical Properties of steel grade X45SiCr9-3

Yield
Rp0.2 (MPa)
Tensile
Rm (MPa)
Impact
KV/Ku (J)
Elongation
A (%)
Reduction in cross section on fracture
Z (%)
As-Heat-Treated Condition Brinell hardness (HBW)
876 (≥) 274 (≥) 14 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 231

Physical Properties of steel grade X45SiCr9-3

Temperature
(°C)
Modulus of elasticity
(GPa)
Mean coefficient of thermal expansion 10-6/(°C) between 20(°C) and Thermal conductivity
(W/m·°C)
Specific thermal capacity
(J/kg·°C)
Specific electrical resistivity
(Ω mm²/m)
Density
(kg/dm³)
Poisson’s coefficient, ν
11 - -     0.22 -  
479 798 - 22.3 442   -  
953 - 14 11.2   333 414

Heat Treatment of steel grade X45SiCr9-3

Heat treated : 1845°C - 1961°C

Technological Curves of steel grade X45SiCr9-3

Cross Reference Table (Equivalent Grade) of X45SiCr9-3

Grade Standard Country Application
X45SiCr9-3 DIN Germany Valve steel

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