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GB/T18833-2012 road traffic Retroreflective Sheeting tensile load test speed 300mm/min, cut 25x150mm Retroreflective Sheeting sample, tear off the middle 100mm visco-resistant paper, and load in the 0.5 universal material tester clamping device. The width of the Retroreflective Sheeting specimen should be evenly distributed. The test machine was opened to carry out tensile test and the tensile load value was recorded. Class I and Class II Retroreflective Sheeting tensile load values shall not be less than 24N. |
