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1J30

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1J22 1J31
#1J30

Description

China GBT 1J30 non-retentive alloy and 1J30 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1J30
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1J30 GBT China non-retentive alloy
Cr15Ni60
Cr20Ni35
Cr20Ni30
1J06
1J12
1J13
1J16
1J17
1J18
1J22

Chemical composition(mass fraction)(wt.%) of the 1J30

C(％) Si(％) Mn(％) P(％) S(％) Ni(％) Fe(%)
0.04 ≤0.30 ≤0.40 0.020 0.020 29.5-30.5 Bal

Mechanical Properties of steel grade 1J30

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)
944 (≥) 864 (≥) 11 13 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 113

Physical Properties of steel grade 1J30

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
42 - -     0.42 -  
342 936 - 23.3 142   -  
766 - 42 21.2   412 143

Heat Treatment of steel grade 1J30

Heat treated : 1412°C - 1483°C

Technological Curves of steel grade 1J30

Cross Reference Table (Equivalent Grade) of 1J30

Grade Standard Country Application
1J30 GBT China non-retentive alloy
1J22 1J31
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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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