Top Connections Types for Stainless Steel Flanges

Texas Flanges
3 min readJul 28, 2023

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Flanges are integral components for attaching pipes, valves, and other equipment used in industrial applications. Not only do they provide convenience when cleaning, repairing, or inspecting, but they must be judiciously selected in high-load industries, as they can become a vulnerable spot in the structure.

Depending on the application, pressure, and temperature requirements, you can connect Stainless Steel Flanges to piping systems using various methods.

While perusing the stainless-steel flange fittings market, it is helpful to be aware of some types available and their specific characteristics.

Here are some common connection types for stainless steel flanges:

1.A Slip-On Flange is a type of flange placed over the end of the pipe, and its face extends from the end of the pipe far enough for a weld bead that you can apply on its inner diameter

2. If you want to boast a protruding neck, weld neck flanges are an excellent choice for high-pressure systems, as their hub tapers long and the flange itself is the same thickness as the pipe, thus creating ideal conditions for withstanding severe service.

3. Boasting all necessary bolt holes without a central opening, a Blind Flange is a round plate specifically utilized to block piping systems and vessels from the effects of internal pressure.

4. Threaded flanges are distinct from slip-on pipe flanges in that their bore is threaded though both can be the carbon steel flanges type. Suitable for specific situations, they can be assembled without welding, thus true to their name.

5. In Lap Joint Flange Connection, the flange design can slide over the stub end of the pipe or fitting. The two components are bolted together and extensively used in applications where frequent disassembly is essential.

6. Socket Weld Flanges are reliable and suitable for small-diameter piping under high pressure. Internal welds enhance the strength and sturdiness of the flanges, making them ideal for usage in the chemical processing industry.

7. Stainless steel orifice flanges are specialized flanges that helps systems requiring precise flow measurement or control. They feature a concentric or eccentric bore machined to accept an orifice plate that creates a differential pressure across the plate as fluid flows through the orifice. This pressure drop helps to calculate the flow rate of the fluid.

Ring-Type Joint Flanges

These robust flanges can withstand even the harshest temperatures and pressures, featuring a groove for quick compression onto slip-on, bind, or weld neck flanges, making them an invaluable resource in preventing leakage in high-pressure pipelines.

Why Choose Stainless Steel Flanges?

Investing in stainless steel flanges gives you the most for your money. Here is why it’s worth it.

Corrosion resistant with nearly $9 billion spent in the United States on pipeline corrosion issues, selecting flanges that can withstand rust, chemicals, and other environmental conditions is essential. In these cases, stainless steel proves to be an optimal choice due to its strong corrosion resistance.

Aluminum lacks the same strength and resistance to pressure, costing less than stainless steel. But conversely, stainless steel can withstand much more stress, making it a reliable and lasting choice.

With these fittings in place, you can rest assured that your system will remain uncompromised and function optimally!

Conclusion

Overall, the choice of connection type depends on several factors, including the application, pressure, temperature, and material compatibility.

Consult a qualified engineer or supplier to select the appropriate connection type for your specific application.

Originally published at https://www.texasflange.com on July 28, 2023.

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Texas Flanges
Texas Flanges

Written by Texas Flanges

Texas Flange has served the petrochemical, process, and waterworks industries for over 3 decades. For more information, contact us today!

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