钢木质*门(fire resistant timber doorsets with steel structure)即木板铁皮*门,这种门采用双层木板外包镀锌铁皮或双层木板单面镶石膏板外包铁皮,也可以采用双层木板、双层石棉外包铁皮。*门新标准规定钢木质*门为用钢质和难燃木质材料或难燃木材制品制作门框、门扇骨架、门扇面板、门扇内填充材料为对人体无毒无害的*隔热材料,并配以*五金配件所组成的具有一定耐火性能的门。这种*门的耐火极限均在1.2H以上。
**大钢质*门:钢质*门现在广泛应用于各种建筑*门,隔热耐火稳定,主要用于建筑*分区的*墙开口,楼梯间出、疏散通道,管口等处,平常可用于人员出入,发生火灾也可以起到阻止火灾火焰蔓延,防止燃烧时烟气流动,和密封的作用。
耐火性**:**大玻璃*门选用双层灌浆型*镶嵌入门体,厚度达26-33毫米,整套门可达到1小时和1.5小时耐火时间,分别满足国家乙级和***门规范标准。
*门是具有一定阻火功能的门,在一定的时间内耐火性、隔热性都达到要求,它的主要作用就是在一定时间内阻止火势的蔓延和扩散烟雾,可是延长人员的疏散。它主要应用在楼梯间、*分区间等量比较多的区域。
型号齐全,欢迎来电咨询。
Zhejiang Rhesent Precision Machinery Co., Ltd, Floor Space:14000 square meters, Registered capital: RMB 12000000. We stand for the development and manufacture self-lubricating bearings, including generalization and application. As a manufacturer specialized in bronze bushings and wear plates, we offer the products which are widely used in autos, plastic machines, construction machinery, metallurgical machinery, textile machinery, hydraulic machinery, food machinery, shipbuilding, aerospace and aviation, etc. We have advanced equipments such as horizontal continuous caster and spectrum analyzer. More than 60% products are exported to overseas high end market.