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Description

China GBT 1J83 non-retentive alloy and 1J83 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1J83
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1J83 GBT China non-retentive alloy
1J51
1J52
1J54
1J65
1J66
1J67
1J76
1J77
1J79
1J80

Chemical composition(mass fraction)(wt.%) of the 1J83

C(%) Si(%) Mn(%) P(%) S(%) Ni(%) Mo(%) Cu(%) Fe(%)
0.03 0.15-0.30 0.30-0.60 0.020 0.020 78.5-79.5 2.8-3.2 ≤0.2 Bal

Mechanical Properties of steel grade 1J83

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)
884 (≥) 589 (≥) 34 13 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 243

Physical Properties of steel grade 1J83

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
11 - -     0.44 -  
835 724 - 24.3 331   -  
625 - 22 44.2   213 232

Heat Treatment of steel grade 1J83

Heat treated : 1178°C - 1772°C

Technological Curves of steel grade 1J83

Cross Reference Table (Equivalent Grade) of 1J83

Grade Standard Country Application
1J83 GBT China non-retentive alloy

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