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卷帘门的耐火性要求
2016-8-6 14:26:01
卷帘门的种类有很多,用户在购买的时候需要根据自己实际的要求去制作产品,下面就让我们了解一下卷帘门的耐火性有哪些要求吧!
Shutter door of the kind of a lot of users in the purchase of the time required according to their actual requirements to the production of products, the following let us know what the fire shutter door of the requirements of the refractory!
卷帘门的耐火性要求:国标GB14102对钢质卷帘门的耐火性能分级,均未要求耐火试验测背火面温升,也不以背火面温升作为判定耐火时间的条件。在卷帘分级国家标准出台以前,《高规》管理的专家们建议:将按国家标准《门和卷帘的耐火试验方法》GB7633进行耐火试验,达到包括背火面温升在各项判定条件的要求,耐火极限≥3.0h的,称为特级卷帘,凡是在耐火试验中不以背火面温升作为判定条件的统称普通卷帘门。
The fire resistance requirements of the rolling shutter door: national standard GB14102 for steel rolling shutter door of the fire resistance rating, all did not require the fire test to measure the temperature of the back surface temperature rise, also not to the back fire surface temperature rise as the condition of the judgment of refractory time. Before the shutter grading, the introduction of national standards, "high regulation" management experts suggest: will be according to the national standard the shutter doors and fire resistance test method of "GB7633 of fire test, up to back fire surface temperature rise in the determination conditions of requirements, refractory limit is greater than or equal to 3.0h, said extra shutter, who in the fire test not to fire back face temperature rise as a judge of the conditions referred to as ordinary shutter doors.
以上介绍的便是卷帘门的知识,我们将一如既往的为广大用户提供更优质的产品和更高质量的服务,一同打造美好的锦绣前程而努力奋进!
Described above is the knowledge of the rolling shutter door, we will, as always, for the vast number of users provide more quality products and services of higher quality, and together create a glorious future good and efforts to forge ahead!
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