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Description

China GBT 1J34 non-retentive alloy and 1J34 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 1J34
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 1J34 GBT China non-retentive alloy
1J12
1J13
1J16
1J17
1J18
1J22
1J30
1J31
1J32
1J33

Chemical composition(mass fraction)(wt.%) of the 1J34

C(%) Si(%) Mn(%) P(%) S(%) Ni(%) Mo(%) Cu(%) Co(%) Fe(%)
0.03 0.15-0.30 0.30-0.60 0.020 0.020 33.5-35.0 2.8-3.2 ≤0.2 28.5-30.0 Bal

Mechanical Properties of steel grade 1J34

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)
638 (≥) 445 (≥) 22 34 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 222

Physical Properties of steel grade 1J34

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
32 - -     0.44 -  
227 953 - 33.3 344   -  
581 - 34 12.2   322 332

Heat Treatment of steel grade 1J34

Heat treated : 1742°C - 1714°C

Technological Curves of steel grade 1J34

Cross Reference Table (Equivalent Grade) of 1J34

Grade Standard Country Application
1J34 GBT China non-retentive alloy

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