消防水带试验机是如何工作和运行的-「亿威仕」
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            1. 消防水带试验机是如何工作和运行的

              2014-09-12 0

              消防水带试验机系统原理简单说明:

              消防水带的耐压、爆破试验:

              试验时将试样一端与水源相接,另一端用带有排气阀的密封装置封闭,夹具系统一段可以水平自由平移,保持试样平直,在1min内使试样灌满水并排尽其中的空气,关闭排气阀。以5.0~10.0MPa/min的速率升压至设定的试验压力,保压5min,通过试件箱上的观察窗观察试样不应有渗漏现象。然后以该速率升压至试样爆破,系统自动采集记录爆破值。