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X45CrSi9-3

Favorite Datasheet
X50CrSi8-2 X85CrMoV18-2
#X45CrSi9-3

Description

International ISO ISO 683-15 (1992), X45CrSi9-3 Specialsteel Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X45CrSi9-3
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X45CrSi9-3 Martensite ISO International Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines

Chemical composition(mass fraction)(wt.%) of the X45CrSi9-3

C Si Mn P S Cr Mo Ni
0.40 -0.50 2.70 -3.30 ≤0.80 ≤0.040 ≤0.030 8.00 -10.00 ≤ ≥ ≤0.60

Mechanical Properties of steel grade X45CrSi9-3

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)
385 (≥) 188 (≥) 42 32 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 144

Physical Properties of steel grade X45CrSi9-3

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
43 - -     0.32 -  
515 252 - 21.3 413   -  
317 - 34 21.2   321 234

Heat Treatment of steel grade X45CrSi9-3

Heat treated : 1946°C - 1828°C

Technological Curves of steel grade X45CrSi9-3

Cross Reference Table (Equivalent Grade) of X45CrSi9-3

Grade Standard Country Application
X45CrSi9-3

Relevant standard of X45CrSi9-3

ISO 683-15 (1992) Heat-treatable steels, alloy steels and free-cutting steels -- Part 15: Valve steels for internal combustion engines ISO-683-15-(1992).pdf
X50CrSi8-2 X85CrMoV18-2
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Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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