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China YB R45 连铸用铝炭质耐火制品 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: R45 / R45
Category Grade Standard Region/Area Standard Content
Metals R45 YB/T 007 China 连铸用铝炭质耐火制品

Chemical composition(mass fraction)(wt.%) of the R45

Element Min Max Similar

Mechanical Properties of steel grade R45

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)
657 (≥) 473 (≥) 41 41 23 Solution and Aging, Annealing, Ausaging, Q+T,etc 112

Physical Properties of steel grade R45

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
42 - -     0.12 -  
932 211 - 33.3 121   -  
159 - 14 31.2   314 211

Heat Treatment of steel grade R45

Heat treated : 1385°C - 1518°C

Technological Curves of steel grade R45

Cross Reference Table (Equivalent Grade) of R45

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