<http://schema.org/description>
"We manufacture coated pipe products, and I\u2019ve been asked to come up with a guaranteed lifetime period for a \u201CSingle Wall Steel Tube\u201D pipe having a coating that is 25 microns thick. The coating withstood the CASS test for 60 hrs. How many years it will with stand up in the field?"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.pfonline.com/articles/accelerated-tests-vs-service-life>