Head bolts wholesaler

Earnest machine products line of grade c heavy hex nuts are made to the dimensional requirements of ansi b18.2.2 for heavy hex nuts and the material and strength requirements of astm a563. 1/16 approx sizes above 7/16" may be washer faced up to 7/16" are double chamfered grade c (three circumferential lines 120° apart & manufacturers id)

Sep 29, 2020 · astm a193 b7 is a chrome-moly steel with strength similar to grade 5 properties and is commonly used in high temperature and pressure applications. common uses for grade 8 bolts are military, heavy manufacturing and other demanding mechanical applications where high stress and strong load bearing pressures are a major factor.

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A spring plus serrated grooves that grip the lip of the channel provide a more secure hold than standard strut channel nuts. strut channel nuts with studs there's no need for additional fasteners with these nuts— they combine a strut channel nut with a spring and a threaded stud.

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