ASTM D7240通过电容技术测定与传导层密切接触有绝缘层地膜泄漏位置标准规程（传导性地膜火花试验）
日期:2012-02-08 11:12
applications, geomembrane leaks can be caused by poor quality of the subgrade, accidents, poor workmanship, and carelessness.
Electrical leak location methods are an effective final quality assurance measure to locate previously undetected leaks.
1. Scope
1.1 This standard is a performance-based practice for using the spark test to electrically locate leaks in exposed geomembranes with an insulating layer that are in intimate contact with a conductive layer. For clarity, this document uses the t
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