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General requirements for fire windows

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General requirements for fire windows

Date:2017-10-31 Author: Click:

 General requirements for fireproof windows



Appearance Quality

    The connection and parts installation of the fireproof windows shall be firm and reliable, and shall not be loose; the surface shall be smooth and smooth, and there shall be no defects such as burrs, cracks, dents and obvious irregularities and holes; The paint layer should be uniform in thickness and should not have obvious defects such as stacking paint and paint leakage. 防火玻璃
 

The appearance quality of the composite fireproof glass used on the fireproof window shall comply with the provisions of Table 4 of GB 15763.1-2001, and the appearance quality of the single piece fireproof glass shall comply with the provisions of Table 5 of GB 15763.1-2001.

  The allowable deviation of the thickness of the composite fireproof glass used on the fireproof window shall comply with the provisions of Table 2 of GB 15763.1-2001. The allowable deviation of the thickness of the single piece of fireproof glass shall comply with the provisions of Table 3 of GB 15763.1-2001.

Size deviation

    The allowable deviation of the size of the fire window is as specified in Table 4.

                               Table 4 Allowable deviation of fire window size                 The unit is mm

防火窗系统

Wind pressure resistance

     The grading detection pressure difference is used as the grading index of the wind pressure resistance performance. The wind pressure resistance of the fireproof window shall not be lower than the level 4 specified in Table 1 of GB/T 7106-2002.

Airtight performance

     Air permeation per unit area is used as an index of airtight performance. The airtight performance of the fire window shall not be lower than the level 3 specified in Table 1 of GB/T 7107-2002.

Fire resistance

     The fire resistance of fire windows shall comply with the requirements of Table 3.


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