尾气回收车间气密试验方案(最终版)

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1、目录1.适用范围·································································································································32.气密试验目的·························································································································33.引用文件·

2、································································································································74.气密试验要求·························································································································35.气密试验步骤········

3、·················································································································76.验收标准·································································································································77.气密试验准备·················

4、········································································································38.气密试验检查·························································································································39.气密检查位置································

5、·························································································410.气密区域划分·······················································································································811.安全注意事项···············································

6、········································································5附表1气密试验监控记录表·····································································································8附表2气密试验盲板记录表············································································

7、·························81.适用范围本方案适用于320还原尾气回收系统氮气管、仪表空气管、氢气管、氯化氢管、氯硅烷管、循环水管、蒸汽管、制冷剂管、冷凝水管线的吹扫，包括产品氯硅烷送至250CP-V02A～F，产品氢气送至还原工序300CP-E01A～E，产品氯化氢送至合成100CP-V08AB总管的管线。2.气密试验目的为了进一步检查阀门、法兰、管线、设备、焊缝的质量，用合格的气体介质对系统充压到规定的压力下，对系统内所有密封采用肥皂水检查漏点，并考察系统的压降情况，以检查安装项目的密封程度是否合乎要求，确定系统的气

8、密性良好，避免开车后出现漏液、漏气甚至着火、爆炸、中毒等重大事故。3.引用文件3.1《工业金属管道施工规范》GB-50235-20103.2《化学工业