Farabaugh Engineering and Testing
AISI S908

AISI S908

Base Test for Purlins / Standing Seam Roof System
AISI – American Iron and Steel Institute – AISI S908  Base Test method for purlins supporting a standing seam metal roof system.  The purpose of the AISI S908 test is to obtain the reduction factor for use in determining the nominal flexural strength of a purlin supporting a standing seam metal roof system.