Grade 5 HHCS, Zinc (inch)

Grade 5 HHCS, Zinc (inch)
Hex head cap screws made in the USA fall under The American Society of Mechanical Engineers’ (ASME) standard category “Bolts, Studs and Threaded Rod”.  These bolts are fully threaded or partially threaded depending on the length with a six sided, hexagonal head.  

Grade 5

Grade 5 hex head cap screws have the following properties.
 
Size Tensile  Core Hardness
1/4" - 1"  120,000 PSI  Rockwell C25 - C34
1 1/8" - 1 1/2"  105,000 PSI  Rockwell C19 - C30

Three evenly spaced lines on the head of the bolt indicate the grade 5 rating.


 
 
For additional information and sizes, please call our toll free number 877-791-4426.

 


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