Tag Archives: hex bolts

A307 Grade A vs F1554 Grade 36

Will imported A307 grade A hex bolts meet the requirements of F1554 grade 36?

Anchor bolts which are embedded in concrete and used for structural anchorage purposes can assume several forms. Common forms of anchor bolts include right angle bend anchor bolts, swedged rods, and threaded rods (typically with a nut and/or square plate attached to the bottom of the rod). Another common configuration for an anchor bolt is... Read more

Roll Threading Dimensional Requirements

What specification covers dimensional requirements for roll threaded hex bolts and square head bolts?

ANSI/ASME B18.2.1 is the dimensional specification that covers hex bolts and square head bolts. Note 14 of the specification addresses reduced body material that is used in the roll threading process. “14. Reduced Diameter Body. Bolts may be obtained in “reduced diameter body.” Where “reduced diameter body” is specified, the body diameter may be reduced... Read more