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ZG275-485H

China GB ZG275-485H 焊接结构用碳素钢铸件 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: ZG275-485H / ZG275-485H
Category Grade Standard Region/Area Standard Content
Metals ZG275-485H GB/T 7659 China 焊接结构用碳素钢铸件

Chemical composition(mass fraction)(wt.%) of the ZG275-485H

Element Min Max Similar

Mechanical Properties of steel grade ZG275-485H

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)
374 (≥) 248 (≥) 41 32 31 Solution and Aging, Annealing, Ausaging, Q+T,etc 334

Physical Properties of steel grade ZG275-485H

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
44 - -     0.42 -  
112 486 - 43.3 323   -  
125 - 42 11.2   443 414

Heat Treatment of steel grade ZG275-485H

Heat treated : 1552°C - 1256°C

Technological Curves of steel grade ZG275-485H

Cross Reference Table (Equivalent Grade) of ZG275-485H

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