The fire resistance time of 304 stainless steel grade A glass fire door can reach 90 minutes. The door frame is equipped with reinforcing plates. The design and installation of the door frame hinge are reasonable, and the bearing capacity is good, and the matching gap is small. Stainless steel glass fire door has strong corrosion resistance, good fire resistance and high temperature resistance.

Deriyên agir ZHTdoors, 31 sal ezmûna hilberînê di deriyê agir û pencereyan de. Deriyên agir ên sereke yên UL, deriyên agir EN, deriyên agir BS EN, hwd.. Em xwedî sertîfîkayê ne.