Manufacturing method of aluminum alloy official ship

The aluminum alloy official ship includes a hull and a porthole installed on the hull. The porthole includes a window seat and a window frame. The window seat and the window frame are hingedly arranged. The window frame is embedded with a glass panel, the window seat and A sealing body is installed on the contact surface of the window frame, the inner edge of the window seat is provided with an integral annular groove, the outer edge of the sealing body is provided with an annular sealing strip, and the annular groove is in sealing cooperation with the annular sealing strip. The sealing structure of the two makes the two seals better, and the water tightness of the porthole is better. Make the water tightness of the porthole better. Make the water tightness of the porthole better.

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