Tag Archives: A307
ASTM A709 Grade 36 BoltsCan I order bolts to ASTM A709 Grade 36?
The simple answer here is no. ASTM A709 is a specification that covers carbon and high-strength structural steel plates and bars intended for use in bridge applications. There are multiple grades of A709 and Grade 36 covers the structural steel made from mild carbon steel, such as A36. Although Portland Bolt would manufacture an A709 Grade... Read more
A307 Grade 36 vs F1554 Grade 36Can the anchor bolts type ASTM F1554 grade 36 be replaced with ASTM A307 grade 36?
This question was submitted by a Port Authority on the East Coast. Anchor bolts were supplied by another company claiming they met or exceeded the requirements of F1554 grade 36. As it turns out, they did not. Hi Greg, Sorry for being late to send you a clear copy of the Mill certification. Just to... Read more
A307 Grade A vs F1554 Grade 36Will 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
F1554 Grade 55 vs A307 Grade CMy plans call for an A307 grade C anchor bolt and my supplier is offering F1554 grade 55 anchor bolts as a substitution. Is this acceptable?
Theoretically, this substitution makes sense. However, one should always check with the project engineer before making any alterations to the grade or configuration of product that has been specified for the structure. Please note that for liability reasons, Portland Bolt is not recommending that this substitution be made without appropriate approval. The A307 grade A... Read more
ASTM A36 vs A307What are the differences between A36 and A307?
ASTM A36 is a steel (raw material) specification, while ASTM A307 is a fastener specification. In other words, once you take A36 round bar and cut it, thread it, bend it, forge a head on it, or otherwise process it and turn it into a fastener, it becomes an A307 bolt. Often times, ASTM A307... Read more