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Global 企业标准 H220YD and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: H220YD / H220YD
Category Grade Standard Region/Area Standard Content
Metals H220YD -- Global

Chemical composition(mass fraction)(wt.%) of the H220YD

Element Min Max Similar
Ti - 0.1200 -
Si - 0.1000 -
S - 0.0250 -
P - 0.0800 -
Nb+Ti - 0.2200 -
Mn - 0.9000 -
C - 0.0100 -
Al - 0.0200 -

Mechanical Properties of steel grade H220YD

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)
166 (≥) 593 (≥) 32 12 33 Solution and Aging, Annealing, Ausaging, Q+T,etc 224

Physical Properties of steel grade H220YD

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
32 - -     0.41 -  
276 244 - 13.3 243   -  
249 - 44 42.2   232 321

Heat Treatment of steel grade H220YD

Heat treated : 1559°C - 1634°C

Technological Curves of steel grade H220YD

Cross Reference Table (Equivalent Grade) of H220YD

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