Pressure loading device for testing stress corrosion performance of material

The invention discloses a pressure loading device for testing stress corrosion performance of a material, which comprises a bottom plate, a buffer structure for preventing the material from being directly damaged, a clamping structure for preventing the material from deviating and an adjusting structure for accelerating the working efficiency, and is characterized in that a vertical column is mounted at one end of the top end of the bottom plate; a supporting plate is arranged above the bottom plate at one end of the stand column, the buffering structure is arranged between the supporting plate and the bottom plate, a containing plate is installed in the center of the top end of the supporting plate, the clamping structures are arranged in the supporting plate on the two sides of the containing plate, and a top plate is installed at the top end of the stand column. A driving motor is mounted in the center of the top end of the top plate. By rotating the adjusting rod, under the cooperation of threads of the s