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ZG20Mn(ZG20SiMn)

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ZG50Mn2 ZG35Mn(ZG35SiMn)
#ZG20Mn(ZG20SiMn)

Description

China GBT ZG20Mn(ZG20SiMn) Large castings with low alloy cast steel and ZG20Mn(ZG20SiMn) Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ZG20Mn(ZG20SiMn)
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ZG20Mn(ZG20SiMn) GBT China Large castings with low alloy cast steel
ZGD650-830
ZGD650-830
ZGD730-910
ZGD730-910
ZGD840-1030
ZGD840-1030
ZG30Mn
ZG40Mn
ZG40Mn2
ZG50Mn2

Chemical composition(mass fraction)(wt.%) of the ZG20Mn(ZG20SiMn)

C(％) Si(％) Mn(％) P(％) S(％) Ni(％)
0.12-0.22 0.60-0.80 1.00-1.30 0.035 0.035 0.40

Mechanical Properties of steel grade ZG20Mn(ZG20SiMn)

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)
138 (≥) 576 (≥) 33 12 24 Solution and Aging, Annealing, Ausaging, Q+T,etc 333

Physical Properties of steel grade ZG20Mn(ZG20SiMn)

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
13 - -     0.34 -  
688 489 - 43.3 442   -  
357 - 42 43.2   221 424

Heat Treatment of steel grade ZG20Mn(ZG20SiMn)

Heat treated : 1861°C - 1219°C

Technological Curves of steel grade ZG20Mn(ZG20SiMn)

Cross Reference Table (Equivalent Grade) of ZG20Mn(ZG20SiMn)

Grade Standard Country Application
ZG20Mn(ZG20SiMn) GBT China Large castings with low alloy cast steel
ZG50Mn2 ZG35Mn(ZG35SiMn)
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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