FAQs
Heat-treatment After Forging
Do headed bolds receive heat treatment before or after the heads are forged?
Shipping Quantities of +/- 10%
Why do some manufacturers have a policy of shipping quantities of +/- 10%?
A194 Grade 4 vs. Grade 7 Nuts
What is the difference between A194 Grade 4 and A194 Grade 7 heavy hex nuts?
F3125 Grade A325 vs. A193 Grade B7
What is the difference between F3125 Grade A325 structural bolts and A193 Grade B7 bolts?
What is the meaning of UNO?
What is the meaning of UNO?
Measuring Round bend U-bolts
How does Portland Bolt measure round bend U-bolts?
Fine Thread Structural Bolts
Can A325 and A490 structural bolts be supplied with fine thread?
Rust on Stainless Steel Nuts
Why are my stainless steel nuts rusting?
Three Radial Lines on a Hex Bolt
I am replacing old 1-3/4” diameter hex bolts that are marked with 3 radial lines. What grade are these bolts?
12′ Galvanized All Thread Rod Cut into Studs
Can 12 foot lengths of galvanized all thread rod be cut into studs?
Fully Threaded Headed Bolts
Can Portland Bolt make fully threaded headed bolts?
Restocking Fees at Portland Bolt
Why does Portland Bolt assess a restocking fee for returned materials?
Standards for Stainless Steel Flat Washers
What dimensional standards do stainless steel flat washers meet?
