| Sizes | 1/2 Nb, 24 Nb |
|---|---|
| Gasket Standards | Asme B16.20 Gaskets, Asme B16.21 Gaskets |
| Outside Diameter | Nps 1⁄2 Through Nps 8 Is ±0.8 Mm; For Nps 10 Through Nps 24, +1.5 Mm, −0.8 Mm. |
| Inside Diameter | ±0.8 Mm., Nps 1⁄2 Through Nps 8 Is ±0.4 Mm; For Nps 10 Through Nps 24 |
Metallic Wound Gaskets with Graphite and PTFE Fillers Supplied by a Spiral Wound Gaskets Supplier in India for Industrial Pipeline Applications
Gasco Inc delivering advanced sealing solutions for industrial processing systems and critical pipeline operations, is a reliable Envelope Gaskets Manufacturer. Gasket seals are fabricated to resist chemicals, sealing and provide long life in difficult environments. They are made with top-quality PTFE envelope and robust filler materials, and are ideal for use with corrosive media and temperature variations. They are highly popular in chemical plants, pharmaceutical units, food processing systems and petrochemical plants because of their non-contaminating properties, optimum sealing. The precision finishing of all industrial installations, along with dimensional consistency, contributes to operational safety and maintenance needs.
In many industrial sealing applications, several different gasket configurations are needed to maintain the seal under different pressures. Spiral Wound Gaskets are among the products that are often utilized in applications that require high pressure and temperature with increased sealing strength requirements. These solutions are intended to give guaranteed flange connections and to reduce the risk of leakage during critical operations. A wide range of industries now rely on a trusted B2B Marketplace to streamline the sourcing process, compare technical specifications and efficiently manage large-scale procurement. This will make it easier to access validated products and facilitate the timely delivery of projects and standardized food supply management throughout industry.
Spiral Wound Gaskets – Material & Specification Table
| Material | Grade | Standard | Size Range | Filler Material | Pressure Rating | Temperature Range | Typical Application |
|---|---|---|---|---|---|---|---|
| Stainless Steel | 304 / 316 | ASME B16.20 | ½″ – 24″ | Graphite / PTFE | Up to Class 2500 | -200°C to 550°C | Flanged joints |
| Carbon Steel | ASTM A105 | ASME B16.20 | 1″ – 36″ | Graphite | High Pressure | -29°C to 450°C | Oil & gas pipelines |
| Alloy Steel | ASTM A182 F11 / F22 | ASME B16.20 | ½″ – 24″ | Ceramic / Graphite | High Temperature Service | -29°C to 650°C | Power plants |
| Duplex Steel | UNS S31803 | ASME B16.20 | Custom Size | PTFE / Graphite | High Pressure | -50°C to 300°C | Offshore systems |
- Advanced Sealing Construction & Performance: Spiral Wound Gaskets are made of alternating layers of metallic winding strips and soft filler materials for superior sealing characteristics. The spiral construction enables the gasket to regain its original shape in the event of temperature and pressure variation. This design guarantees tight sealing even in the presence of thermal expansion and vibration. It ensures very high reliability in critical connections of industrial flanges.
- Material Strength & Corrosion Resistance: These gaskets are offered in a variety of materials including stainless steel, carbon steel, Inconel, Monel and others based on operating conditions. The metallic winding ensures good mechanical stability and the filling material increases sealing capacity. They are not susceptible to corrosion, oxidation and chemical degradation in aggressive processing environments. With this, long life for the industrial systems.
- High Temperature & Pressure Capability: Spiral Wound Gaskets are designed to operate effectively from -200°C to 1000°C depending on the material and filler used. They are able to resist high internal pressure and high temperature alternate cycle. The flexible winding structure ensures sealing performance in the face of pressure changes. This helps to ensure steady operation at high temperatures and under pressure.
- Industrial and B2B Applications: Many of these gaskets are used in industries such as oil and gas, petrochemical, power generation, marine and chemical processing. They are mostly used for pipelines, heat exchangers, boilers, valves and flanges of the pressure vessels. It can be found in various configurations such as inner ring and outer ring designs, meeting different engineering requirements. Their versatility makes them one of the most desired industrial sealing solutions.
Client Project report of Spiral Wound Gasket
| Product Supplied | Quantity | Cities (India) |
|---|---|---|
| Spiral Wound Gaskets for Refinery Pipeline Systems | 201 Pieces | Mumbai |
| Spiral Wound Gaskets for Petrochemical Processing Plants | 184 Pieces | Jamnagar |
| Spiral Wound Gaskets for Heat Exchanger Flange Assemblies | 197 Pieces | Vadodara |
| Spiral Wound Gaskets for High-Pressure Steam Applications | 176 Pieces | Chennai |
Type of Sub-products
Frequently Asked Questions
What materials are used in making envelope gaskets?
Why should I choose envelope gaskets over regular gaskets?
Countries We Export
India
Cities We Supply
Lucknow
Mumbai
Nashik
Pune
Rajkot
Moradabad
Angul
Rudrapur
Hosdurg
Gandhinagar
Rajahmundry
Durgapur
Bharuch
Panipat
Industries We Serve
Sugar
Oil And Gas Industries
Paper Mill
Power Plant
Aerospace Industries
Automobile Industry
Defense Industry
Construction & Fabrications

Gasket Industry
