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ZU70

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ZG07Cr19Ni11Mo3 ZU70Mn
#ZU70

Description

China GBT ZU70 Cast steel rolls and ZU70 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ZU70
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ZU70 GBT China Cast steel rolls
ZG07Cr20Ni10
ZG07Cr20Ni10G
ZG07Cr18Ni10D
ZG08Cr20Ni10Nb
ZG03Cr19Ni11Mo2
ZG07Cr19Ni11Mo2
ZG07Cr19Ni11Mo2G
ZG08Cr19Ni11Mo2Nb
ZG03Cr19Ni11Mo3
ZG07Cr19Ni11Mo3

Chemical composition(mass fraction)(wt.%) of the ZU70

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Ni(％) Mo(％)
0.65-0.75 0.20-0.45 0.50-0.80 0.04 0.04 － － －

Mechanical Properties of steel grade ZU70

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)
318 (≥) 231 (≥) 32 13 14 Solution and Aging, Annealing, Ausaging, Q+T,etc 413

Physical Properties of steel grade ZU70

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 -  
397 668 - 14.3 112   -  
133 - 24 34.2   221 344

Heat Treatment of steel grade ZU70

Heat treated : 1896°C - 1451°C

Technological Curves of steel grade ZU70

Cross Reference Table (Equivalent Grade) of ZU70

Grade Standard Country Application
ZU70 GBT China Cast steel rolls
ZU70Mn GBT China Cast steel rolls
ZU70Mn2 GBT China Cast steel rolls
ZU70Mn2Mo GBT China Cast steel rolls
ZG07Cr19Ni11Mo3 ZU70Mn
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Jiangyou Longhai Special Steel Co.,Ltd.
Jiangyou Longhai Special Steel Co.,Ltd.

Our main peoducts of steel are many kinds of special steel, like tool steel, mould steel, alloy steel, alloy constructural steel, heat-resistant steel, high speed tool steel,spring steel and bearing steel , stainless steel and so on, which have formed 12 series and more than 350 varieties with n...

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