Simulation container for prefabricating multiple defects and preparation method thereof

The invention relates to a prefabricated multi-defect simulation container and a preparation method thereof. The prefabricated multi-defect simulation container comprises a tank body, and the tank body is provided with a first welding seam, a second welding seam, a third welding seam, a fourth welding seam, a fifth welding seam, a sixth welding seam, a seventh welding seam, an eighth welding seam, a ninth welding seam, a tenth welding seam and an eleventh welding seam; the sixth welding seam is arranged on the transverse center line of the tank body, the first welding seam and the eleventh welding seam are symmetrically arranged on the upper side and the lower side of the sixth welding seam, and the first welding seam and the eleventh welding seam are parallel to the sixth welding seam; a second welding seam, a third welding seam, a fourth welding seam and a fifth welding seam are uniformly distributed between the first welding seam and the sixth welding seam, and a seventh welding seam, an eighth welding sea