Q460FT structural steel plate for wind power tower

Q460FT steel implementation standard GB/T28410, corresponding to S460 in EN10025, corresponding to A709 Gr70 in ASTM.

Q460FT structural steel plate is a kind of steel plate for wind power tower. The grades are Q460FTC, Q460FTD, Q460FTE, Q460FTF. When the Q460FT steel plate is required to have thickness direction performance, the above-mentioned grades are added with the symbols Z15, Z25, Z35.

Delivery status of Q460FT structural steel plate:
Q460FT steel plate is usually delivered in hot-rolled, controlled-rolled, normalized, TMCP, TMCP+tempered, quenched and tempered state, and the steel plate should be delivered trimmed.

Chemical composition of Q460FT steel (mass fraction)/%:

C	Si	Mn	Nb	V	Ti	Mo	Cr	Ni
≤0.20	≤0.60	1.0-1.7	≤0.070	≤0.15	≤0.050	≤0.30	≤0.60	≤0.80

P≤0.025 and S≤0.015 for quality grades C and D, P≤0.02 and S≤0.01 for quality grades E and F.

Mechanical properties of Q460FT structural steel plate:

Grade	Tensile Strength	Yield Strength(≥)	Elongation (greater than) %B	Impact absorption energy
Q460FT	550-720	420	17	47

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, Q460FTC, Q460FTD, Q460FTE, Q460FTF, Q550FTD, Q550FTE, Q620FTD, Q620FTE, Q690FTD, Q690FTE

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