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4J46

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4J45 4J47
#4J46

Description

China GBT 4J46 expansionalloy and 4J46 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 4J46
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 4J46 GBT China expansionalloy
4J32
4J33
4J34
4J36
4J38
4J40
4J42
4J43
4J44
4J45

Chemical composition(mass fraction)(wt.%) of the 4J46

C(％) Si(％) Mn(％) P(％) S(％) Cu(%) Co(%) Fe(%) Other(%)
0.05 ≤0.30 ≤0.40 0.020 0.020 3.0-4.0 5.0-6.0 Bal Ni+Co+Cu:45.0-46.0

Mechanical Properties of steel grade 4J46

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)
269 (≥) 812 (≥) 11 22 22 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade 4J46

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
22 - -     0.12 -  
442 665 - 32.3 233   -  
939 - 23 33.2   413 244

Heat Treatment of steel grade 4J46

Heat treated : 1847°C - 1386°C

Technological Curves of steel grade 4J46

Cross Reference Table (Equivalent Grade) of 4J46

Grade Standard Country Application
4J46 GBT China expansionalloy
4J45 4J47
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Jiangyou Longhai Special Steel Co.,Ltd.
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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