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Q245R(HIC)

China 舞钢Q/WTB Q245R(HIC) 抗硫化氢腐蚀用Q245R(HIC)/(R-HIC)钢板和Q345R(HIC)/Q345R(R-HIC)钢板供货技术条件及工艺要点 and Mechanical Properties, Chemical Element, Cross Reference.

Datasheet for: Metals: Q245R(HIC) / Q245R(HIC)
Category Grade Standard Region/Area Standard Content
Metals Q245R(HIC) WYJ 407 China 抗硫化氢腐蚀用Q245R(HIC)/(R-HIC)钢板和Q345R(HIC)/Q345R(R-HIC)钢板供货技术条件及工艺要点

Chemical composition(mass fraction)(wt.%) of the Q245R(HIC)

Element Min Max Similar
S - 0.0020 -
P - 0.0080 -
S - 0.0030 -
P - 0.0100 -
S - 0.0040 -
P - 0.0150 -
Nb+V - 0.0300 -
O - 0.0030 -
Ca 0.0015 0.0030 -
B - 0.0005 -
Ti - 0.0100 -
Nb - 0.0300 -
Al 0.0200 - -
Mn 0.4500 1.0500 -
Si - 0.4000 -
C - 0.2000 -

Mechanical Properties of steel grade Q245R(HIC)

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)
249 (≥) 166 (≥) 22 44 42 Solution and Aging, Annealing, Ausaging, Q+T,etc 433

Physical Properties of steel grade Q245R(HIC)

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
31 - -     0.24 -  
882 465 - 12.3 312   -  
647 - 44 41.2   334 321

Heat Treatment of steel grade Q245R(HIC)

Heat treated : 1164°C - 1771°C

Technological Curves of steel grade Q245R(HIC)

Cross Reference Table (Equivalent Grade) of Q245R(HIC)

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