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The strength and longevity of a J-bolt are determined by its material grade and surface treatment. These are standardized by organizations like and ISO . E S HAJI & COhttps://eshaji.in Foundation Bolt Alternative Names - E S HAJI & CO j-bolt catalogue pdf
, which are essential for calculating seismic and wind-load resistance Albany County Fasteners Primary Applications E S HAJI & COhttps://eshaji
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| Dimension | Description | Example Values | | :--- | :--- | :--- | | | The thickness of the bolt's shaft, determining its load-bearing capacity and compatibility with nuts and washers. | 1/4″, 3/8″, 1/2″, 5/8″, 3/4″, 1″, 1-1/4″ | | Length (L) | The total length of the bolt's shaft, influencing the embedment depth and pull-out resistance. | 6″, 8″, 12″, 18″, 24″, 30″, 36″+ | | Hook Width (C) | The internal width of the J-shaped hook, affecting how it engages with rebar or other reinforcement within the concrete. | 1″, 2″, 3″, 6″, 12″ | | Hook Length (A) | The length of the curved hook portion from the bend to the tip, also contributing to the anchor's grip within the concrete. | 1″, 1-1/4″, 4″, 5″, 6″ | | Thread Length (T) | The length of the threaded section, which determines how much of the bolt is available for attaching nuts and washers. | 1-1/2″, 3/4″, 6″, 12″ |
The durability of a J-bolt depends heavily on its material and protective coating. Catalogues often specify these based on environmental exposure:
