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钢质防火H?/a>
材料说明Q窗框采?/span>1.2mm镀锌冷轧钢板,H扇采用0.8mm镀锌冷轧钢?/span>+复合防火ȝQ窗扇四周用钢板焊接骨架Q采?/span>5吋镀锌铰链,厚度=3.0mmQ安装防火锁Q防火玻璃厚度ؓ(f)30mm/26mm?/span>
甲防火H耐火旉?/span>1.5hQ乙U防火窗耐火旉?/span>1.0h?/span>
来源Q?a href='http://915qi.cn/supply/22.html'>http://915qi.cn/supply/22.html
发布旉Q?017-02-28 00:00:00
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