Newest FAQs
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
In most circumstances the answer is no. For Grade 5 the answer is never. Although, Grade 5 meets the minimum yield requirements of F1554gr55, the minimum tensile requirements exceed the maximum tensile requirements in all cases. A449 is similar in regards to meeting the minimum yield strength of F1554 Grade 55 across the board but... Read more
Yes, you can. Although Portland Bolt is a manufacturer, we are not the type of company that sets up and runs tens of thousands of common, standard-sized bolts. We can, and often do, set up to make just a handful of custom construction fasteners if that is what is required. We should clarify that this... Read more
Portland Bolt supplies tie-rod assemblies with clevises and turnbuckles on a regular basis. However, in most instances, we do not provide the clevises and turnbuckles unless we are manufacturing the rods. There are a couple of key reasons for this. Probably the most important reason is that when we provide all the components of the... Read more
Have you ever gone to order bolts and haven’t known what information you needed to provide to ensure you receive the correct fasteners? Relax, because you’re not alone. If you don’t deal with fasteners daily, you may not understand all of the necessary information you need to provide to ensure that you receive the correct... Read more
The short answer is that in most cases, welding high strength bolts is not allowed. In the fastener industry, the term “high strength” typically refers to any medium carbon or alloy steel which undergoes a heat-treating process to develop the strength properties necessary to meet the requirements of a given specification. These ASTM specifications include... Read more
Some high strength bolts can be galvanized while others cannot. In the construction fastener industry, typically the phrase “high strength” refers to bolts that have been quenched and tempered (heat treated) to develop the proper strength requirements of a given specification. In many cases, low alloy steels like ASTM A572g50 or F1554g55 are called “high... Read more
In the fastener industry, there are two different types of fastener companies… distributors and manufacturers. The following FAQ will address the differences between fastener distributors and bolt manufacturers and provide some insight as to when to consider utilizing each type of company for your fastener purchases. What is a fastener distributor? Fastener distributors serve a... Read more
Have you ever had a fastener company try to talk you into substituting A193 grade B7 all thread rod for F1554 grade 55 anchor rods, claiming it’s “better”? Have you allowed them to substitute an all thread rod with a nut tack welded in lieu of a headed bolt? These are scenarios that come up... Read more
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
