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Dimensions of Heavy Hex Nuts ASME B18.2.2

Dimensions Stud Bolts and Heavy Hex Nuts
Dimensions of Heavy Hex Nuts ASME B18.2.2 used with Stud Bolts ASME B16.5

Dimensions of Heavy Hex Nuts ASME B18.2.2

Dimensions of Heavy Hex Nuts ASME B18.2.2 used with Stud Bolts ASME B16.5

In Petro and chemical industry for flange connections Stud Bolts and Hex Bolts are used. The Stud Bolt is a threaded rod with 2 heavy hexagon nuts, while the Hex Bolt has a head with one nut. Nuts and head are both six sided.

Hex nuts (dimensional data) are defined in ASME B18.2.2, and even as bolts the threading in ASME B1.1. Depending on a customer specification, nuts must be both sites chamfered or with on one side a washer-face.