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X-40

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Waspaloy EX 45
#X-40

Description

USA SAE SAE J 467 (1968), X-40 Specialsteel Special Purpose Alloys ("Superalloys") and Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Specialsteel: X-40
Category Class Grade Type Standard Country Application
Steel GradesSpecialsteel X-40 Precipitation-Hardening SAE USA Special Purpose Alloys ("Superalloys")

Chemical composition(mass fraction)(wt.%) of the X-40

C Si Mn Cr Ni Mo Co W Al Cu Ti Fe
≤0.50 ≤0.75 ≤0.75 ≤25.50 ≤10.50 ≤ ≥ ≤remaining ≤7.50 ≤ ≥ ≤ ≥ ≤ ≥ ≤1.50

Mechanical Properties of steel grade X-40

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)
442 (≥) 713 (≥) 34 42 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 241

Physical Properties of steel grade X-40

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
41 - -     0.13 -  
981 786 - 33.3 411   -  
832 - 23 13.2   132 114

Heat Treatment of steel grade X-40

Heat treated : 1622°C - 1131°C

Technological Curves of steel grade X-40

Cross Reference Table (Equivalent Grade) of X-40

Grade Standard Country Application
X-40
X-40
X-40

Relevant standard of X-40

SAE J 467 (1968) Special Purpose Alloys ("Superalloys") SAE-J-467-(1968).pdf
Waspaloy EX 45
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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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