Ship, broadside strong frame of ship, and manufacturing method of broadside strong frame of ship

The invention relates to the field of ships, and discloses a ship, a broadside strong frame of the ship and a manufacturing method of the broadside strong frame of the ship, and the ship comprises the broadside strong frame. The broadside strong frame comprises a panel, a web plate and toggle plates, the panel and the web plate are fixedly connected to form a T-shaped structure, the T-shaped structure extends in the longitudinal direction of the ship, the toggle plates are connected to the joint portions of the panel and the two adjacent decks, and the panel is in a plane shape. The panel is arranged to be a plane, so that the processing workload and the processing difficulty of the panel are reduced; and meanwhile, the plane-shaped panel is convenient to improve the matching precision with other parts on the ship. The joint part of the panel and the deck is provided with the toggle plate so as to compensate the insufficient height of the two ends of the web plate. The broadside strong frame is split into the