Stainless Steel: Comparing 304 and 316 for Your Next Job Site

1″ NPT ISO 7241-B Stainless Steel Quick Disconnect Hydraulic Male Coupler

In the farming, manufacturing, or construction industries, it’s super important to pick the right material. 304 and 316 stainless steel are both popular choices and widely used. However, what makes them different, and which one is right for your application? Picking the correct type could make a big difference at your next job site.

1. What Are They Made Of?

304 Stainless Steel: This type is common. It’s made with roughly 18% chromium and 8% nickel. It’s tough against rust and works well for most jobs, especially in farming.

316 Stainless Steel: This one has something extra – molybdenum. This makes it even better at fighting rust, especially when there’s salt or chloride around. It’s great for wet places near the ocean or salty environments.

2. How Strong Are They?

304 Stainless Steel: It’s a bit stronger than 316, so it’s good for regular jobs in farming and building. If flexibility is a key factor, then you may want to opt for 316 instead.

316 Stainless Steel: The extra alloy in 316 makes it stronger in hot applications. 316 excels when making things that get heated up or for building in places with big temperature changes.

3. How Much Do They Cost?

316 stainless steel is typically more expensive than 304. If you’re watching your budget and the job isn’t too tough, 304 would most likely work fine. But, if you’re working in a harsh place near water, salt and intense heat, 316 could be worth the extra money.

4. Where Should You Use Them?

Agriculture: For most farm jobs, 304 steel works fine. But, if your farm is near the sea or you work with a lot of salt, go for 316.

Manufacturing: If you’re around harsh chemicals or high heat, 316 functions the best.

Construction: In cities, 304 typically does the job. But for seaside projects or jobs in salty places, pick 316.

5. What 316 and 304 Products Does Summit Hydraulics Carry?

Summit Hydraulics carries 316 and 304 Stainless Steel ISO 7241-B Quick Couplers. Variants can be purchased with a 1”, ¾”, ½”, 3/8”, ¼” body. They are also recommended for general purpose, machine tools, mobile hydraulics, and other equipment applications. No matter your application, we have plenty of options for your equipment to excel! When you’re picking stainless steel for your hydraulics, think about where you’re using it and what you need it for. If it’s a tough environment, 316 might be best. But for easier jobs, 304 can save you cash. Always choose the right one to make sure your stuff works great and lasts long. If you have further questions about the right choice for your application, send us an email to or give us a call.

1/4" NPT ISO 7241-B Stainless Steel Quick Disconnect Hydraulic Coupler Set

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