The side door of the passenger car (automatically controlled entrance door, vehicles with speeds of 200km/h and above) shall comply with the following performance requirements: TB/T3454.1
》Non-metallic materials should be flame retardant materials.
》The performance of the sealing strip should meet the requirements of GB/T 27568
》Water tightness: In the closed state (the sliding door is closed and the auxiliary lock is not pressed tightly; the built-in side sliding door is in the tight sealing state), the water tightness test is carried out, and at least 10 minutes after the rain test stops，The non-rain test side of the door should be free of water and water droplets.
》Antifreeze performance: The side door of the passenger car should be able to open and close normally at -25° (-40° for special use environment).
》Thermal insulation performance: The heat transfer coefficient of the door leaf should not exceed 4.5W/(㎡.K). For doors in alpine areas, the heat transfer coefficient of the door leaf should not exceed 3.9W (㎡.K).
》 Sound insulation performance: The actual sound insulation of the door leaf should not be less than 30dB. In special cases, it is determined by demander an supplier.
》Air tightness: The side door of the passenger compartment should have good air tightness, and there should be no howling and vibration in the sealing part of the door. The simulation is installed in a 8.5m³±1.5m³ confined space. The pressure in the space should be reduced from 4kPa to 1kPa for more than 210s or the equivalent leakage area of the door system should not be greater than 20mm².
》Durability: The durability of the side door of the passenger car should meet the requirements of 3×105 opening and closing doors, and daily maintenance should be carried out during this period.
》Strength: According to the provisions of 7.4.7 of TB/T 3454.1, the deflection of the door leaf shall not affect the airtightness of the side door of the passenger compartment, and the side door of the passenger compartment shall not cause permanent deformation and failure of opening and closing.
》Pneumatic load: In the normal airtight state, the side door of the passenger room should be able to withstand the corresponding static load according to the operating speed grade, and there is no damage everywhere. The door leaf should not have defects such as cracking, bulging, and emptying.
》Vibration resistance and impact resistance: Under the Class A working condition specified in GB/T 21563, the functional random vibration test, the simulated long-life vibration test and the impact test shall be carried out on the passenger compartment door. The side door function of the passenger compartment shall be normal, and the structure shall not be weld cracking, cracking and permanent deformation.
》Insulation and pressure resistance: The electrical insulation and pressure resistance of the side door of the passenger room shall comply with the provisions of 12.2.9 of GB/T25119.
》Electromagnetic compatibility: The electromagnetic compatibility of the passenger compartment side door and the door control unit using the electronic gating unit shall comply with the provisions of GB/T24338.4.

The EMU driver's cab door should comply with the following performance requirements: TB/T3454.2
》The performance of non-metallic materials should be in accordance with TB/T 3138. The flame retardant properties should meet the requirements of flame retardant grade.
》The hazardous substance content of non-metallic materials should meet the requirements of TB/T 3139.
》 Static strength: After the test according to 6.4 of TB/T3262, the structure of the driver cab door should be free of permanent deformation and opening and closing failure.
》 Impact and vibration resistance: After testing according to 6.3 of TB/T3262, the structure of the door should be free of welding, cracking and permanent deformation.
》 Air tightness: When tested according to 6.3 of TB/T3262, the internal pressure should be +4 kPa, the pressure after 50 s is not less than 2.5 kPa, and the internal pressure is -4 kPa. After 50 s, the pressure is not more than -2.5 kPa.
》 Compressive capacity: After the test according to 6.6 of TB/T3262, the door should be free of permanent deformation and damage.
》 Anti-leakage performance: After the test according to 6.7 of TB/T3262, no water flow and water droplets on the non-raining side.
》 Mechanism durability: After the main body mechanism such as door folding and door locks is recirculated for 100,000 times, it should be kept in normal use.
》 Heat resistance: The overall thermal conductivity of the entire external door system (average temperature 70 °C ± 5 °C) should not exceed 1.5W/㎡.K.
》 Sound insulation performance: inner door: weighted sound reduction index Rw ≥ 20dB; external door weighted sound reduction index Rw ≥ 32dB.

Internal doors (vehicles with speeds of 200km/h and above) should comply with the following performance requirements: TB/T3262
》 Non-metallic materials should meet the requirements of flame retardant type.
》 The performance of the sealing strip should meet the requirements of GB/T 27568.
》 Durability: Under normal conditions of use and maintenance, the automatic door mechanism should meet 1×10⁶  cycles without failure. If the button switch is used, the button life should be no less than 6×10⁵ times, and the hinge door and folding door should meet 1×10⁵  cycles without failure. In the case of negotiation between the supply and demand sides.
》 Strength requirements: The door fan is subjected to a balanced load of 1000 N/㎡, and is unloaded after 5 minutes. The residual deformation of the door panel after 10 minutes should not exceed 0.5 mm. The special case is determined by both parties.
》 Under the Class 1 Class A conditions specified in GB/T 21563, the functional random vibration test shall be carried out to simulate the long-life vibration test and impact test, which shall be able to be used normally without damage.
》 Insulation withstand voltage: The electrical insulation withstand voltage of the side door of the passenger room shall comply with the provisions of 12.2.9 of GB/T25119.
》 Electromagnetic compatibility: The electromagnetic compatibility of the passenger compartment side door and the door control unit using the electronic gating unit shall comply with the provisions of GB/T24338.4.
》 Fire resistance: The fire integrity should not be less than 15min, and should not spread to adjacent vehicles within 15min after the fire.

The locomotive door (general vehicle) should comply with the following performance requirements: TB/T3266
》 Sound insulation material. The flame retardant properties of soundproofing materials shall comply with the flammability requirements of TB/T3138.
》 Impact resistance and vibration: The door is fixed on the analog vibration table with the locking position with a vibration frequency of 50 Hz and a vibration acceleration of 1 g for vertical, horizontal and longitudinal vibration for 10 minutes each for 30 minutes. Then, the vibration frequency was 10 Hz, and the vibration acceleration was 5 g for impact longitudinal vibration for 2 min. The structure of the door should be free of welds, cracks and permanent deformation.
》 Air tightness: After the simulated installation in a closed space of 16m3, the internal pressure of the space is pressurized to +4kPa, after 50s, the pressure is not less than +2.5kPa; and the internal pressure is -4kPa, after 50s, the pressure is not greater than - 2.5 kPa.
》 Static strength: The door is in the locked state. 800N uniform force is applied in the range of 400mm×400mm in the center of the door leaf along the door opening direction. After 15min, the structure of the door is inspected for open welding, cracking and permanent deformation.
》 Rain test: in accordance with the provisions of 5.2.2 of TB/T2054.
》 Durability: The life of the door hinges and door locks is tested using a test machine or manually simulated application conditions. The test frequency is no more than 30 times per minute (open, lock is 1 time). The number of tests reached 20,000 times to stop the test, and it was checked whether the door hinge and the door lock could be used normally and reliably.