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Description

China GBT 1J86 non-retentive alloy and 1J86 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1J86
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1J86 GBT China non-retentive alloy
1J54
1J65
1J66
1J67
1J76
1J77
1J79
1J80
1J83
1J85

Chemical composition(mass fraction)(wt.%) of the 1J86

C(%) Si(%) Mn(%) P(%) S(%) Ni(%) Mo(%) Fe(%)
0.03 ≤0.30 ≤1.00 0.020 0.020 80.5-81.5 5.8-6.2 Bal

Mechanical Properties of steel grade 1J86

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)
121 (≥) 511 (≥) 44 43 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade 1J86

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
31 - -     0.32 -  
823 584 - 12.3 222   -  
226 - 22 42.2   234 242

Heat Treatment of steel grade 1J86

Heat treated : 1768°C - 1936°C

Technological Curves of steel grade 1J86

Cross Reference Table (Equivalent Grade) of 1J86

Grade Standard Country Application
1J86 GBT China non-retentive alloy

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