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Description

China GBT 4J33 expansionalloy and 4J33 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: 4J33
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy 4J33 GBT China expansionalloy
3J53
3J53P
3J53Y
3J58
3J60
3J63
4J06
4J28
4J29
4J32

Chemical composition(mass fraction)(wt.%) of the 4J33

C(%) Si(%) Mn(%) P(%) S(%) Ni(%) Co(%) Fe(%)
0.05 ≤0.30 ≤0.50 0.020 0.020 32.1-33.6 14.0-15.2 Bal

Mechanical Properties of steel grade 4J33

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)
398 (≥) 194 (≥) 33 11 32 Solution and Aging, Annealing, Ausaging, Q+T,etc 411

Physical Properties of steel grade 4J33

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 - -     0.11 -  
589 544 - 22.3 244   -  
376 - 24 43.2   113 341

Heat Treatment of steel grade 4J33

Heat treated : 1588°C - 1899°C

Technological Curves of steel grade 4J33

Cross Reference Table (Equivalent Grade) of 4J33

Grade Standard Country Application
4J33 GBT China expansionalloy

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