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
erm leak to mean holes, punctures, tears, cuts, cracks and similar breaches over the partial or entire area of an installed geomembrane (as defined in 3.2.3).
1.2 This test method can be used on exposed geomembranes installed in basins, ponds, tanks, ore and waste pads, landfill cells, landfill caps, and other containment facilities. This standard is applicable for geomembranes in direct and intimate contact with a conductive surface or with a conductive layer integrally included.
1.3 SAFETY WA
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