Are F594 Nuts the Same as A194 Nuts?

Although similarities are shared, they are two different nuts.

First-time buyers of nuts may find it challenging to know the difference between types. Knowing what makes an F594 nut different from an A194 requires more than eyeballing the two. It involves knowing how each gets made, graded, and used. Although the two may look alike in some ways, they are actually very different.

This short guide helps you understand why F594 nuts and A194 nuts aren’t the same. It gives you insight as to which to buy in context of the project that you want to complete. Once you see what makes the nuts similar as well as different, you’ll identify the right solution to meet your needs.

F594 Qualities

The thing that stands out most about F594 nuts is their corrosion-resistance. The stainless steel hex nuts come in a variety of alloys and sizes. They are ¼ inch to 1 and ½ inches. The classification includes seven different groups of alloys and includes nuts classified as F594A, F594C, F594D, F594F, F594G, and F594H.

A194 Qualities

Also, ASTM graded, the carbon, alloy, and stainless steel nuts have a variety of services that they get used for normally. The nuts are for high-pressure and high-temperatures. They are classified by the American National Standard Heavy Hex Series by size. A one-inch nut is considered a UNC Series Class 2B fit. Anything over the one inches is a UNC Series Class 2B fit or 8 Un Series Class 2B Fit.

How the Nuts are Used and Classified are the Two Main Differences Between Them

Although the two are made of the same materials and come in similar sizes, their uses are somewhat different. Whereas F594 nuts don’t corrode, making them ideal for projects exposed to water, A194 nuts can withstand lots of pressure and extreme temperatures. You’ll be able to determine the right solution for the type of work you’re going to do after looking at photos of each in our online catalog.

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