The higher the E value, the stiffer the material, and the less it will sag. Shelf stiffness is measured by the modulus of elasticity (E). Here are stiffness ratings for several woods commonly used for shelves, ranked in order of decreasing stiffness. Stiffness Ratings for Various Wood Species Find a wide variety of styles from ladder shelves, wood and metal bookcases, cube bookshelves & more Free shipping on orders 35+. Maximum Shelving Spans (assume 10" wide shelf, 20 lbs per square foot load)ģ/4" Plywood with one 1 1/2" support cleatģ/4" Plywood with two 1 1/2" support cleats 71' Tall Adjustable Framed 5-Shelf Wood Bookcase Storage Shelving. Adjustable Wood Media Storage Shelf Bookcase (360 DVDs, 756 CDs), Maple 2. Free shipping Free shipping Free shipping. SUPERJARE Triple Wide 5-Tier Bookshelf, Adjustable Industrial Bookcase with Storage Display Shelves, Standing Organizer with Metal Frame and Vintage Wood - Rustic Brown. your family safe 2 Br 3,054 8 Weve come a long way from black-and-white. Particleboard will creep more than other materials so that an unsightly sag could develop if an excessive shelf span is used.Maximum No-Sag Spans for Various Shelf Materials 71' Tall Adjustable Framed 5-Shelf Wood Bookcase Storage Shelving Wide Bookshelf. Plywood which is stiffer than particleboard. In choosing a shelving material, factor in each material's stiffness and susceptibility to creep. Standard Bookcase 6 tall 2 wide 3D bookshelf 6 feet tall 5 Tier Industrial Bookcase bookshelf 6 feet tall : CosyStar 6-Tier Adjustable bookshelf.
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