Performance: Architectural Metal Products



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			Metal roofing wind uplift requirements
			Metal roofing wind uplift requirements
		Our products performance has been extensively tested in accordance to ASTM E 1592 the American Standard Test Method for Structural Performance of Sheet Metal Roof and Siding Systems by Uniform Static Air Pressure Difference”, The links below well guide you through a brief history of the test and how to use it to determine clip spacing. Download a copy for printing here in PDF Format. You will need to have Adobe Acrobat Reader to view this document.



		MOST DAMAGE OCCURS AT LOW WIND SPEED Introduction ASTM E 1592 a short history Test Chambers ASTM and UL90 Mode of failure Determining Uplift Pressures P=Ce x Cq x qs x Iw Quantifying Performance Linear Interpolation Specification performance Criteria Summary References



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Metal roofing wind uplift requirements