Keywords: Sealant Testing Device (5941073464).jpg Mounted on the roof of a building on NIST's Gaithersburg Md campus this NIST-developed device is designed to induce temperature-caused strains on sealant specimens while monitoring loads and displacements Affixed to a rigid base the top segments of PVC pipe expand and contract with changes in temperature Sensors load cells and specimens--sandwiched between aluminum blocks--are suspended from the top crosspiece which moves and are attached to the same rigid base Weather tracking station is in the foreground Credit NIST Disclaimer Any mention of commercial products within NIST web pages is for information only; it does not imply recommendation or endorsement by NIST Use of NIST Information These World Wide Web pages are provided as a public service by the National Institute of Standards and Technology NIST With the exception of material marked as copyrighted information presented on these pages is considered public information and may be distributed or copied Use of appropriate byline/photo/image credits is requested https //www flickr com/photos/usnistgov/5941073464/ Sealant Testing Device 2011-03-15 09 46 https //www flickr com/people/63059536 N06 National Institute of Standards and Technology PD-USGov National Institute of Standards and Technology https //flickr com/photos/63059536 N06/5941073464 2016-09-07 02 11 32 United States Government Work Uncategorized 2016 December 6 |