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China YB Z55 连铸用铝炭质耐火制品 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Z55 / Z55
Category Grade Standard Region/Area Standard Content
Metals Z55 YB/T 007 China 连铸用铝炭质耐火制品

Chemical composition(mass fraction)(wt.%) of the Z55

Element Min Max Similar

Mechanical Properties of steel grade Z55

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)
913 (≥) 499 (≥) 14 34 41 Solution and Aging, Annealing, Ausaging, Q+T,etc 232

Physical Properties of steel grade Z55

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
44 - -     0.32 -  
298 797 - 21.3 311   -  
889 - 43 22.2   231 424

Heat Treatment of steel grade Z55

Heat treated : 1811°C - 1746°C

Technological Curves of steel grade Z55

Cross Reference Table (Equivalent Grade) of Z55

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