1) The vault door has functions such as anti-theft, anti pry, anti smash, explosion-proof, fireproof, anti cutting, and anti-corrosion. Among them, the thickness of the main door panel steel plate shall not be less than 10mm; The thickness of the mixed filling layer of anti drilling high manganese steel plate and inner liner shall not be less than 90mm, and it shall have a non-destructive structure, flame retardant and explosion-proof layer;

2) All steel parts of the vault door are treated with anti-corrosion technology, including effective measures such as electroplating, painting, or other processes.

3) Each boring vault door includes vault door leaf and frame, lock bolt transmission mechanism, safety re locking device, stainless steel fence door (optional electric door).