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China YB 6J24 镍铬基精密电阻合金丝 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: 6J24 / 6J24
Category Grade Standard Region/Area Standard Content
Metals 6J24 YB/T 5260 China 镍铬基精密电阻合金丝

Chemical composition(mass fraction)(wt.%) of the 6J24

Element Min Max Similar
S - 0.0100 -
P - 0.0100 -
C - 0.0400 -
Ni - - -
Si 0.9000 1.5000 -
Mn 1.0000 3.0000 -
Fe - 0.5000 -
Al 2.0000 3.2000 -
Cr 19.0000 21.5000 -

Mechanical Properties of steel grade 6J24

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)
387 (≥) 957 (≥) 42 24 12 Solution and Aging, Annealing, Ausaging, Q+T,etc 443

Physical Properties of steel grade 6J24

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
33 - -     0.22 -  
972 467 - 43.3 114   -  
513 - 41 14.2   422 334

Heat Treatment of steel grade 6J24

Heat treated : 1283°C - 1379°C

Technological Curves of steel grade 6J24

Cross Reference Table (Equivalent Grade) of 6J24

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