Q275FT steel is a steel plate for wind power tower. The grades are Q275FTC, Q275FTD, Q275FTE, Q275FTF. When the steel plate is required to have thickness direction performance, the symbols Z15, Z25, Z35 representing the thickness direction function level are added to the grades of the above rules respectively.
Q275FT steel plate implements the GB/T28410-2012 standard.
The grades of structural steel plates for wind power towers are: Q235FTB, Q235FTC, Q235FTD, Q235FTE, Q275FTC, Q275FTD, Q275FTE, Q275FTF, Q345FTC, Q345FTD, Q345FTE, Q345FTF, Q420FTC, Q420FTD, Q420FTE, Q420FTF, Q460FTD460, Q420FTF, Q460FTD, , Q550FTE, Q620FTD, Q620FTE, Q690FTD, Q690FTE
Q235FTC steel composition(%)
| C |
Mn |
P |
S |
Si |
Nb |
V |
Ti |
Mo |
Cr |
Ni |
Cu |
Al |
N |
| ≤0.18 |
0.50-1.50 |
≤0.025 |
≤0.020 |
≤0.50 |
≤0.050 |
≤0.060 |
≤0.050 |
≤0.10 |
≤0.30 |
≤0.30 |
≤0.30 |
≥0.015 |
≤0.012 |
Application of Q275FTC steel plate
Q275FTC steel plate can be applied to engineering machinery, such as drilling rigs, electric shovel, electric wheel dump trucks, mining trucks, excavators, loaders, bulldozers, various cranes, coal mine hydraulic supports and other mechanical equipment and Other structural parts Wind power equipment steel structure, hydropower project wind power tower.
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