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2J31

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2J27 2J32
#2J31

Description

China GBT 2J31 Deformable permanent magnetic alloy and 2J31 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 2J31
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 2J31 GBT China Deformable permanent magnetic alloy
2J04
2J07
2J09
2J10
2J11
2J12
2J21
2J23
2J25
2J27

Chemical composition(mass fraction)(wt.%) of the 2J31

C(％) Si(％) Mn(％) P(％) S(％) Ni(％) V(%) Co(%) Fe(%)
≤0.12 ≤0.70 ≤0.70 0.025 0.020 ≤0.70 10.8-11.7 51.0-53.0 Bal

Mechanical Properties of steel grade 2J31

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)
614 (≥) 792 (≥) 12 11 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 212

Physical Properties of steel grade 2J31

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
13 - -     0.43 -  
166 988 - 14.3 124   -  
943 - 23 41.2   224 314

Heat Treatment of steel grade 2J31

Heat treated : 1751°C - 1537°C

Technological Curves of steel grade 2J31

Cross Reference Table (Equivalent Grade) of 2J31

Grade Standard Country Application
2J31 GBT China Deformable permanent magnetic alloy
2J27 2J32
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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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