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Description

China GBT ZU70Mn2 Cast steel rolls and ZU70Mn2 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ZU70Mn2
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ZU70Mn2 GBT China Cast steel rolls
ZG07Cr19Ni11Mo2
ZG07Cr19Ni11Mo2G
ZG08Cr19Ni11Mo2Nb
ZG03Cr19Ni11Mo3
ZG07Cr19Ni11Mo3
ZU70
ZU70Mn
ZU80
ZU60CrMnMo
ZU65CrNiMo

Chemical composition(mass fraction)(wt.%) of the ZU70Mn2

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Ni(%) Mo(%)
0.65-0.75 0.20-0.45 1.40-1.80 0.035 0.03

Mechanical Properties of steel grade ZU70Mn2

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)
613 (≥) 141 (≥) 14 32 34 Solution and Aging, Annealing, Ausaging, Q+T,etc 121

Physical Properties of steel grade ZU70Mn2

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
31 - -     0.21 -  
761 111 - 41.3 134   -  
763 - 43 43.2   443 312

Heat Treatment of steel grade ZU70Mn2

Heat treated : 1667°C - 1749°C

Technological Curves of steel grade ZU70Mn2

Cross Reference Table (Equivalent Grade) of ZU70Mn2

Grade Standard Country Application
ZU70Mn2 GBT China Cast steel rolls
ZU70Mn2Mo GBT China Cast steel rolls

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