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ZG20MnMo

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ZG35CrMnSi ZG55CrMnMo(ZG5CrMnMo)
#ZG20MnMo

Description

China GBT ZG20MnMo Large castings with low alloy cast steel and ZG20MnMo Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ZG20MnMo
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ZG20MnMo GBT China Large castings with low alloy cast steel
ZGD840-1030
ZGD840-1030
ZG30Mn
ZG40Mn
ZG40Mn2
ZG50Mn2
ZG20Mn(ZG20SiMn)
ZG35Mn(ZG35SiMn)
ZG35SiMnMo
ZG35CrMnSi

Chemical composition(mass fraction)(wt.%) of the ZG20MnMo

C(％) Si(％) Mn(％) P(％) S(％) Cr(％) Mo(％) Cu(%)
0.17-0.23 0.20-0.40 1.10-1.40 0.035 0.035 － 0.20-0.30 ≤0.30

Mechanical Properties of steel grade ZG20MnMo

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)
798 (≥) 572 (≥) 12 44 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 444

Physical Properties of steel grade ZG20MnMo

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
41 - -     0.23 -  
614 617 - 42.3 132   -  
433 - 21 34.2   133 422

Heat Treatment of steel grade ZG20MnMo

Heat treated : 1946°C - 1193°C

Technological Curves of steel grade ZG20MnMo

Cross Reference Table (Equivalent Grade) of ZG20MnMo

Grade Standard Country Application
ZG20MnMo GBT China Large castings with low alloy cast steel
ZG35CrMnSi ZG55CrMnMo(ZG5CrMnMo)
Available Suppliers
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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