Why Spiral Wound Gaskets Are Still the Industry Standard for High Pressure Flange Applications

Industrial piping systems operate under demanding conditions every day. Between pressure fluctuations, thermal cycling, steam service, aggressive chemicals, and vibration, maintaining a reliable flange seal is critical for plant safety and uptime. That’s why Spiral Wound Gaskets continue to be one of the most trusted sealing solutions across refineries, power plants, chemical facilities, water treatment systems, and industrial process piping applications.

What Is a Spiral Wound Gasket?

A spiral wound gasket is constructed using alternating layers of metal windings and soft filler material. This combination allows the gasket to maintain excellent sealing performance while still handling fluctuating pressure and temperature conditions. The metal provides structural strength while the filler material creates the actual sealing surface.

Most industrial spiral wound gaskets also include an outer centering ring, which helps properly align the gasket during installation, control compression, and improve flange sealing consistency. Style 913 spiral wound gaskets are commonly used in Class 150 and Class 300 flange applications throughout industrial piping systems.

Need Help Matching Flange Dimensions?

Use the dimensional PDF below to verify gasket sizing, bolt hole layout, and 150# / 300# flange compatibility before ordering.

150# & 300# Flange Dimensional Specifications PDF

Why Industrial Facilities Use Spiral Wound Gaskets

Spiral wound gaskets remain popular because they offer excellent performance in applications where standard sheet gaskets may fail. Industries continue to rely on them for steam service, refinery piping, chemical processing, power generation, and high-temperature industrial systems.

Their design allows them to recover from thermal cycling and pressure changes better than many non-metallic gasket types.

PTFE vs Spiral Wound Gaskets

While spiral wound gaskets are commonly used for higher pressure and higher temperature service, PTFE Full Face Gaskets are often preferred in corrosive chemical applications where chemical resistance and non-contaminating sealing performance are critical.

PTFE gaskets are commonly used in chemical processing, food and beverage systems, water treatment, and pharmaceutical applications. Choosing the proper gasket depends on pressure class, temperature, chemical compatibility, and flange type.

Common Causes of Gasket Failure

Even high-quality gaskets can fail if the flange system is improperly installed. Some of the most common causes include improper bolt torque, flange misalignment, damaged flange faces, incorrect gasket selection, and over-compression during installation.

In many industrial environments, gasket failure can lead to unplanned downtime, product loss, fugitive emissions, and expensive emergency maintenance repairs.

Shop Industrial Gaskets Online at GetPipe.com

GetPipe.com stocks industrial sealing products for a wide range of flange and piping applications, including:

• Style 913 Spiral Wound Gaskets
• PTFE Full Face Gaskets
• Non-Asbestos Full Face Gaskets
• Carbon Steel Flanges

Need help selecting the right gasket? Our team can help identify the correct gasket based on your flange rating, application, and service conditions.