The invention provides a high-temperature and high-pressure water environment normal fretting wear test device, which comprises a kettle body with a high-temperature and high-pressure water environment, wherein a guide rail with a lock is transversely arranged in the kettle body, a first fixing seat used for fixing a first sample is arranged on the guide rail with the lock, a transverse driving mechanism is arranged outside the kettle body, a transmission rod is arranged on the transverse driving mechanism, the transmission rod is movably arranged on the side wall of the kettle body in a penetrating manner, the length direction of the transmission rod is parallel to the length direction of the guide rail with the lock, a second fixing seat for fixing a second sample is arranged at one end, far away from the transverse driving mechanism, of the transmission rod, a force sensor is arranged on the transmission rod and is positioned outside the kettle body, the transverse driving mechanism and the force sensor are both electrically connected to a control system, a normal fretting wear test in a high-temperature and high-pressure water environment can be simulated, fretting wear test parameters are adjusted in real time according to data obtained by the sensor in the test process, and the test accuracy is improved.