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1J12

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1J06 1J13
#1J12

Description

China GBT 1J12 non-retentive alloy and 1J12 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1J12
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1J12 GBT China non-retentive alloy
0Cr21Al6
1Cr20Al3
0Cr21Al6Nb
0Cr27Al7Mo2
Cr20Ni80
Cr30Ni70
Cr15Ni60
Cr20Ni35
Cr20Ni30
1J06

Chemical composition(mass fraction)(wt.%) of the 1J12

C(％) Si(％) Mn(％) P(％) S(％) Al(%) Fe(%)
0.03 ≤0.15 ≤0.10 0.015 0.015 11.6-12.4 Bal

Mechanical Properties of steel grade 1J12

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)
256 (≥) 543 (≥) 32 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 244

Physical Properties of steel grade 1J12

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
21 - -     0.41 -  
854 223 - 44.3 122   -  
617 - 43 43.2   144 414

Heat Treatment of steel grade 1J12

Heat treated : 1958°C - 1814°C

Technological Curves of steel grade 1J12

Cross Reference Table (Equivalent Grade) of 1J12

Grade Standard Country Application
1J12 GBT China non-retentive alloy
1J06 1J13
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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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