(1) The sash frame is made of a Steel Frame or a wooden frame having a certain strength sufficient to ensure the integrity and stability of the member.
(2) Steel frame and bead can be galvanized steel or stainless steel. The material selection criteria are in accordance with the provisions of Article 5.1 of GB12955 “General Technical Conditions for Steel Fire Doorsâ€.
(3) The material selection criteria for wood frame and beading shall comply with the provisions of 5.1.1 of GB14101 “General technical conditions for wooden fire doors†[1].
(4) Filling materials inside steel and wood frames shall be made of non-combustible materials.
(5) Fireproof glass can be selected without affecting the fire resistance of the fireproof window. The glass transmittance is not less than 75% of the same number of ordinary flat glass.
(6) The sealing material between the frame and the fireproof glass should be made of flame retardant materials, which can play the role of fireproof and smokeproof in case of fire.
(7) The hardware accessories shall be the qualified supporting products that have passed the test.
Steel Building,Prefabricated Building,Steel Construction
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