High-chromium alloy plate with long service life

The utility model relates to the technical field of structural design of alloy plates, and discloses a high-chromium alloy plate with long service life, which comprises a plate body, a T-shaped limiting groove is arranged on the inner wall of the left end of the plate body and penetrates through the front side and the rear side of the plate body, and a T-shaped splicing block is fixedly connected to the right end of the plate body. Sliding clamping blocks are slidably connected to the tops and the bottoms of the front side and the rear side of the inner wall of the T-shaped limiting groove correspondingly, adjusting rods are fixedly connected to the opposite ends of the outer sides of the sliding clamping blocks correspondingly, sliding grooves are formed in the positions, corresponding to the upper side and the lower side of the T-shaped limiting groove, of the inner walls of the front end and the rear end of the plate body correspondingly, and a tungsten carbide wear-resisting layer is arranged on the outer