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The diagonal head of the askew head bolt engages the internal wedge shape of H&B concrete inserts (LW-340 or HW-340) and produces an automated tightening up action when a load is positioned on it. Type 304 or 316 Stainless Steel Hot-Dip Galvanized Bolt Diameters: 3/4" Bolt Lengths: 2", 2-1/2", 3" or 4" Carbon Steel 60,000 psi minimum Tensile Strength Stainless-steel 70,000 psi minimum Tensile Strength.
When cast into concrete, Rack Angle Wedge Inserts and Askew Head Bolts supply a safe and adjustable technique for securing shelf angles and other products to concrete structures. Askew Head Bolts are available 3/4" size, Hotdip Galvanized After Fabrication in lengths of 2", 2-1/2", 3", 4" and 6". See # 425 for the Shelf Angle Insert.
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BLOK-LOK Concrete Wedge inserts are embedded into concrete slabs. Nail holes in the back of the insert allow easy nailing to forms. When the forms are removed, the open face of the insert is flush with the concrete. The diagonal head of the askew head bolt engages the internal wedge shape of the insert and produces an automatic tightening action when a load is put on it.
Covers the dimensional requirements for 9 product kinds of inch series bolts and screws acknowledged as American National Requirement. Also consisted of are appendices covering gaging treatments, grade markings for bolts and screws, solutions on which dimensional data are based, and a specification to help in determining an item as being a screw or a bolt.
Keep in mind: Nuts & Washers are NOT consisted of with Askew Head Bolts, As additional sizes and lengths are established they will be contributed to our selection. Material: Forged Steel, Threads: Rolling Threads, End Up: Plain or Zinc Plated, Screening: Each production lot is tested and pulled evaluated for supreme tensile strength.