»click here for available colors   Industrial Rib Roofing & Siding Weather | Agro | Industrial | Standing | Colors   Industrial Rib roofing and siding is made of premium quality steel that is formed into a flawless and perfect profile. The wide coverage makes installation quick and simple. 1 ½ inch ribs mean superior strength over long spans. Whether its for an industrial or agricultural application, Industrial Rib sheeting is the long lasting choice. ALLOWABLE UNIFORM LOADS (lb per ft2) GAUGE PURLIN OR GIRT SPACING (in.) 36" 48" 54" 60" 66" 72" 78" 84" 28 95 53 42 34 28 24 20 17 26 114 64 50 41 34 28 24 21 NOTE: - Based on continuous load over three equal spans - Allowable loads determined by material strength or by limiting defection of 1/180 of the span - High tensile steel having a minimum yielding stress of 65,000 psi GAUGES: 28 and 26 WIDTH: 39 3/8" Coverage (1 meter coverage) LENGTHS: 1 foot through 25 feet in one inch increments GALVANIZED COATINGS: Hot-dipped zinc coated steel conforms to the requirements of ASTM A525M (coating designation Z275) PREPAINTED COATINGS: Exterior dry thickness of 1.0 mil., underside dry film thickness of .5 mil. Prepainted coating applied over Z275 galvanize. (Inquire on color selection)

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