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China YB Q460HY-D 海洋石油平台用热轧H型钢(Hot rolling H section steel for offshore oil drilling platform) and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q460HY-D / Q460HY-D
Category Grade Standard Region/Area Standard Content
Metals Q460HY-D YB/T 4274 China 海洋石油平台用热轧H型钢(Hot rolling H section steel for offshore oil drilling platform)

Chemical composition(mass fraction)(wt.%) of the Q460HY-D

Element Min Max Similar
Als 0.0100 - -
N - 0.0150 -
B - 0.0040 -
Mo - 0.2000 -
Ni - 0.8000 -
Cr - 0.3000 -
Cu - 0.5500 -
Ti - 0.0200 -
V - 0.1500 -
Nb 0.0200 0.0600 -
S - 0.0250 -
P - 0.0250 -
Mn 0.9000 1.7000 -
Si - 0.5500 -
C - 0.2000 -

Mechanical Properties of steel grade Q460HY-D

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)
458 (≥) 331 (≥) 41 43 11 Solution and Aging, Annealing, Ausaging, Q+T,etc 312

Physical Properties of steel grade Q460HY-D

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
14 - -     0.34 -  
471 115 - 23.3 414   -  
325 - 33 31.2   321 123

Heat Treatment of steel grade Q460HY-D

Heat treated : 1299°C - 1231°C

Technological Curves of steel grade Q460HY-D

Cross Reference Table (Equivalent Grade) of Q460HY-D

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