Asian Sealing Products is a leading manufacturer of high-performance spiral wound gaskets designed to deliver exceptional sealing in harsh industrial environments.
Spiral wound gaskets are pre-compressed sealing components ideal for flange connections. They consist of a spiral wound metal core, typically constructed from high-grade stainless steel, interleaved with a soft filler material. This combination offers exceptional resilience and adaptability, ensuring a leak-proof seal even under extreme pressure and temperature fluctuations.
Our spiral wound gaskets, symbolizing quality and reliability, withstand extreme conditions, meeting global standards like ASME B16.20 to suit ASME B16.5, ASME B16.47 Series A & B, API 605, MSS SP44 Flanges, EN1514-2 to suit EN1092 Flange, BS 3381 to suit BS 1560 Flange, JIS B2404 to suit JIS B2220, JIS B2240 Flanges, and BS 4865-2 to suit BS 4504 Flange, Gaskets to suit BS 10, DIN flanges, etc. are compatible with various flange specifications.
Our spiral wound gaskets feature high-quality metal winding, providing structural strength and superior spring-back characteristics. This ensures the gasket maintains consistent contact pressure throughout its lifespan.
At Asian Sealing Products, we offer a variety of filler materials like non-asbestos to suit specific applications:
We offer optional inner and outer guide rings for improved centering and blowout prevention in critical applications.
Spiral wound gaskets offer numerous advantages for demanding industrial applications:
Asian Sealing Products’ spiral wound gaskets find application in various industries, including:
Asian Sealing Products offers a comprehensive range of standard-sized spiral wound gaskets of various thicknesses to cater to most industrial applications. Additionally, we understand that specific requirements may exist. Therefore, we offer custom gasket fabrication options, allowing you to specify size, material combinations, and other parameters to ensure a perfect fit for your application.
Ready to experience the superior sealing performance of Asian Sealing Products’ spiral wound gaskets? Browse our selection of types and standard sizes , or contact our experienced team today to discuss your custom requirements. We are here to assist you in selecting the optimal gasket solution for your application.
Sl.No | Winding Material | Marking Code | Temperature Range | Hardness Range | Color Code |
---|---|---|---|---|---|
1 | Carbon Steel | CS | (- 30°C to + 400 °C) | 120 BHN Max | Silver |
2 | SS 304 | 304 | 540°C Max | 160 BHN Max | Yellow |
3 | SS 304L | 304L | 540°C Max | 160 BHN Max | Yellow |
4 | SS 316 | 316 | 800°C Max | 160 BHN Max | Green |
5 | SS 316L | 316L | 800°C Max | 160 BHN Max | Green |
6 | SS 309 | 309 | 540°C Max | 160 BHN Max | No Colour |
7 | SS 310 | 310 | 540°C Max | 160 BHN Max | No Colour |
8 | SS 317L | 317L | 800°C Max | 160 BHN Max | Maroon |
9 | SS 321 | 321 | 850°C Max | 160 BHN Max | Turquoise |
10 | SS 347 | 347 | 850°C Max | 160 BHN Max | Blue |
11 | SS 430 | 430 | 440°C Max | 190 BHN Max | No Colour |
12 | Monel 400 | MON | 650°C Max | 150 BHN Max | Orange |
13 | Nickel 200 | NI | 550°C Max | 160 BHN Max | Red |
14 | Titanium Grade 2 | TI | 950°C Max | 160 BHN Max | Purple |
15 | Hastelloy Grade B2 | HAST B | 950°C Max | 200 BHN Max | Brown |
16 | Hastelloy Grade C-276 | HAST C | 950°C Max | 200 BHN Max | Beige |
17 | Inconel Grade 600 | INC 600 | 1000°C Max | 200 BHN Max | Gold |
18 | Inconel Grade 625 | INC 625 | 1000°C Max | 240 BHN Max | Gold |
19 | Inconel Grade X-750 | INX | 950°C Max | 240 BHN Max | No Colour |
20 | Incoloy Grade 800 | IN 800 | 1000°C Max | 200 BHN Max | White |
21 | Incoloy Grade 825 | IN 825 | 1000°C Max | 190 BHN Max | White |
Note : The above colour code is identifying the spiral wound gasket for winding material, a continuous colour around the outer edge of centering outer ring. |
Sl.No | Filler Material | Marking Code | Temperature Range | Working Pressure | Color Code |
---|---|---|---|---|---|
1 | Graphite | FG | (- 200°C to + 450 °C ) | 250 bar Max | Grey Stripe |
2 | Polytetra Fluoro Ethylene (PTFE) | PTFE | ( – 150°C to + 240 °C ) | 100 bar Max | White Stripe |
3 | Mica | Mica | ( – 100°C to + 800 °C) | 100 bar Max | Light Blue Stripe |
Note : The above colour code is identifying the spiral wound gasket for filler material, for below NPS 1-1/2″ shall have two stripes at 180° apart and for NPS 1-1/2″ & above size shall have four stripes at 90° apart. |
Type | Product Description | Applications |
---|---|---|
CGI | Spiral Wound Metallic Gasket with inner and outer rings, where the rings are made from the materials like carbon steel, stainless steel and other alloy metals. | General-purpose sealing in diverse applications. |
CG | Spiral Wound Metallic Gasket with centering outer ring. | This gasket type is well-suited for flange connections in diverse industries. |
GI | Spiral Wound Metallic Gasket with inner rings, typically as same as winding material. | Ideal for applications requiring enhanced internal support and stability. |
G | Spiral Wound Metallic Gasket without a centering outer ring & inner ring. | Suitable for flanges with well-aligned bolt holes, where a centering outer ring & inner ring is unnecessary. |
Sl.No | Nominal Thickness | Compressed Thickness |
---|---|---|
1 | 3.20 mm (0.126 in) | 2.40 mm – 2.60 mm (0.095 – 0.105) in |
2 | 4.45 mm (0.175 in) | 3.17 mm – 3.43 mm (0.124 – 0.135) in |
3 | 6.35 mm (0.250 in) | 4.60 mm – 4.80 mm (0.180 – 0.190) in |
Note : This compressed thickness after applying of compression load as per ASME B16.20 | ||
Edn 2017, for gasket thickness 4.45 mm the require compression thickness is min 3.43 mm |
Our spiral wound gaskets can handle temperatures up to +1000°C, ensuring stability in high-temperature applications. This feature makes them ideal for industries with extreme temperature conditions.
Spiral wound gaskets have established themselves as the most dependable sealing components suitable for challenging, vital, and demanding applications. Spiral gaskets offer excellent sealing performance, compatibility with various media, resilience to high temperatures and pressures, and the ability to compensate for flange irregularities, making them a reliable choice for demanding sealing applications.
Spiral wound gaskets find applications in industries such as Oil and Gas, Chemical Processing, Power Generation, Petrochemical, Water and Wastewater Treatment, Marine and Shipbuilding, Food and Beverage Processing, Aerospace, HVAC Systems, Mining, and Minerals Processing. Their versatile sealing capabilities and resilience make them reliable in demanding conditions.
Our gaskets undergo color coding for easy selection and identification. The color on the outer edge of the centering ring indicates both the winding and filler materials. Solid colors represent metallic winding material, while colored stripes designate filler materials. This system aligns with industry standards outlined in ASME B16.20.
The global gaskets and seals market was estimated to be USD 56.93 billion in 2021 and projected to grow at a CAGR of 4.1% over the forecast period . As per the PitchBook News and analysis ,the specific market size for spiral wound gaskets may require a more detailed analysis from industry reports, which could be obtained by referring to the sources mentioned in the search results.
The thickness of a spiral wound gasket directly influences its sealing performance and suitability for specific applications. Understanding and specifying the appropriate thickness is crucial to ensuring an effective seal in diverse industrial settings.
When placing an order, it’s essential to specify the gasket style (CGI, CG, etc.), nominal pipe size (NPS), pressure rating, applicable gasket standard (ANSI, ASME, etc.), preferred winding materials, outer ring material, and inner ring material. This ensures the selected gasket aligns with the application’s requirements and operating conditions.