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2J04

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1J91 2J07
#2J04

Description

China GBT 2J04 Deformable permanent magnetic alloy and 2J04 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 2J04
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 2J04 GBT China Deformable permanent magnetic alloy
1J87
1J88
1J89
1J90
1J91
1J87
1J88
1J89
1J90
1J91

Chemical composition(mass fraction)(wt.%) of the 2J04

C(％) Si(％) Mn(％) P(％) S(％) Ni(％) V(%) Co(%) Fe(%)
≤0.12 ≤0.70 ≤0.70 0.025 0.020 5.3-6.7 3.5-4.5 44.0-46.0 Bal

Mechanical Properties of steel grade 2J04

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)
453 (≥) 574 (≥) 21 14 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 414

Physical Properties of steel grade 2J04

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
44 - -     0.31 -  
434 622 - 44.3 322   -  
962 - 31 34.2   143 431

Heat Treatment of steel grade 2J04

Heat treated : 1282°C - 1132°C

Technological Curves of steel grade 2J04

Cross Reference Table (Equivalent Grade) of 2J04

Grade Standard Country Application
2J04 GBT China Deformable permanent magnetic alloy
1J91 2J07
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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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