Lab Services: Geosynthetic testing
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Test Method Title
Standard of Practice for Determining the Integrity of Field Seams Used in Joining Flexible Polymeric Sheet Geomembranes - Peel and Shear **This standard has been revised and renamed and no longer provides the test method for seam destructive peel and shear testing. The new standard is ASTM D6392
seam peel and shear; seam strength
Description of Test
Five peel and five shear specimens are tested in tension to determine the peel and shear strength of welded field seams. For double welded seams, both welds are tested in peel. Failure modes are also noted and reported.
Preferred Test Sample Size
1 linear foot of seam x 10" wide
Number of Test Specimens
10 (5 peel, 5 shear)
Test Specimen Size
1" x 8"
peel, shear, seam, destructive