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ZGD290-510

Description

China GBT ZGD290-510 Low alloy steel castings for general engineering and structural purposes and ZGD290-510 Mechanical Properties, Chemical Element, Cross Reference, Datasheet.

Datasheet for: Steel Grades:Special Alloy: ZGD290-510
Category Type Steel Grade Standard Country Application
Steel GradesSpecial Alloy ZGD290-510 GBT China Low alloy steel castings for general engineering and structural purposes
4J82
6J10
6J15
6J20
6J22
6J23
6J24
ZGD270-480
ZGD270-480
ZGD290-510

Chemical composition(mass fraction)(wt.%) of the ZGD290-510

C(%) Si(%) Mn(%) P(%) S(%) Cr(%) Mo(%)
0.15-0.20 0.30-0.60 0.50-0.80 0.04 0.04 1.20-1.50 0.45-0.55

Mechanical Properties of steel grade ZGD290-510

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)
726 (≥) 792 (≥) 44 14 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 322

Physical Properties of steel grade ZGD290-510

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
24 - -     0.22 -  
228 895 - 14.3 112   -  
437 - 22 32.2   412 311

Heat Treatment of steel grade ZGD290-510

Heat treated : 1367°C - 1762°C

Technological Curves of steel grade ZGD290-510

Cross Reference Table (Equivalent Grade) of ZGD290-510

Grade Standard Country Application
ZGD290-510 GBT China Low alloy steel castings for general engineering and structural purposes
ZGD290-510 GBT China Low alloy steel castings for general engineering and structural purposes

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