Spiral Wound Gaskets

Spiral-wound gaskets (SWG’s) are available in a full range of styles and materials, and are manufactured in accordance with ASME B16.20 for use in all industry flanges, including ASME/ANSI B16.5, ASME B16.47 series A & B and DIN.

At LoneStar Leeds, we hold significant volumes of standard SWG’s in stock:

  • SS316 inner / CS outer
  • SS316 inner / SS316 outer
  • CS outer only
  • SS316 outer only

In addition, we manufacture on-site in order to meet our customers’ specific dimensional and/or material requirements, which allows us to offer a quick-turnaround service at competitive prices.

  1. Compliance with Industry Standards:

    • Manufactured in accordance with ASME B16.20
    • Compatible with ASME/ANSI B16.5, ASME B16.47 Series A & B, and DIN flanges

  2. Material Options:

    • SS316 inner / CS outer: Corrosion-resistant inner with cost-effective carbon steel outer
    • SS316 inner / SS316 outer: Full stainless steel for high corrosion resistance and durability
    • CS outer only: Cost-effective option for less corrosive environments
    • SS316 outer only: Enhanced outer corrosion resistance for moderate to harsh environments

  3. Wide Range of Applications:

    • Suitable for high-pressure and high-temperature environments
    • Ideal for industries such as oil and gas, chemical processing, and power generation

  4. On-Site Manufacturing Capabilities:

    • Custom dimensions and material configurations to meet specific requirements
    • Fast turnaround times for urgent needs

  5. Competitive Pricing:

    • Efficient manufacturing processes ensure competitive pricing without compromising quality

  6. Extensive Stock Availability:

    • Large volumes of standard SWGs kept in stock for immediate delivery