Search Results for: Non optical glass
tests classification of products pressure classes pressure classifications (pn) are established in the iso standards by considering the pressure unit to be applied as bar. classification of nominal pressures: pn , , , , , , , and are nominal pressure classifications. pressure classification pn is for non-pressure
classes: superlit grp pipes are manufactured according to the following stiffness classifications. it is possible to manufacture with intermediate values or stiffness value of greater than sn . performance standarts & accreditations standards developed by en, iso, awwa, and astm cover a series of glass...
http://www.superlit.com/en/technology-and-quality/standarts-tests/