Spiral Wound Gaskets: ASME B16.20, SS 316 / Graphite. Get quotes from verified suppliers on MetalMitra.
- Spiral Wound Gaskets
- Gaskets & Sealing
- ASME B16.20
- SS 316 / Graphite
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Specifications
| Standard | ASME B16.20, EN 1514-2 |
|---|---|
| Winding | SS 304, 316L, 321, Inconel, Monel |
| Filler | Flexible graphite, PTFE, mica |
| Rings | Inner and outer ring (CS / SS) |
| Size | 1/2" to 60" |
| Class | 150 to 2500 |
Grades & standards
- ASME B16.20
Source Spiral Wound Gaskets from verified manufacturers, mills and stockists on MetalMitra. Spiral wound gaskets with metal windings and graphite or PTFE filler for flanges in pressure and temperature cycling service.
Share your size, grade, quantity and delivery location once, and compare offers from suppliers who stock or manufacture Spiral Wound Gaskets to ASME B16.20.
What you can source
- Spiral Wound Gaskets — Metal windings with graphite or PTFE filler.
- Ring Joint Gaskets — R, RX and BX rings for RTJ flanges.
- Non-Metallic Gaskets — CNAF, PTFE and graphite sheet gaskets.
- Kammprofile & Jacketed — For heat exchangers and high-temperature joints.
Key properties
- Leak-Tight Joints — Reliable sealing across pressure classes.
- Temperature Range — Options from cryogenic to high-temperature service.
- Standard Sizes — Made to ASME B16.20 / B16.21 dimensions.
- Custom Shapes — Non-standard and heat exchanger gaskets to drawing.
Applications & industries
- Flange Joints
- Heat Exchangers
- Pressure Vessels
- Pipelines
- Valves & Pumps
- Refineries
Testing & documentation
Inspection and documentation for Spiral Wound Gaskets follow ASME B16.20, EN 1514-2 plus any extra requirements in your PO.
- Dimensional inspection
- Material certification
- Compression / recovery test as applicable
- Hardness test for RTJ gaskets
- Manufacturer Test Certificate
Why source on MetalMitra
- Verified suppliers — Mills, manufacturers and stockists are reviewed by the MetalMitra team before they list.
- One RFQ, several quotes — Share size, grade and quantity once and compare offers side by side.
- Full traceability — Heat numbers, test certificates and third-party inspection on request.
- Delivered worldwide — Export-worthy packing and shipping to India, the Middle East, Africa, Europe and the Americas.
Request pricing
Post an RFQ for Spiral Wound Gaskets with your drawing or specification and receive quotes from verified suppliers.
Technical note: Values on this page are for reference. Always confirm against the governing standard, your purchase specification and the test certificate.
Applications & industries
- Flange Joints
- Heat Exchangers
- Pressure Vessels
- Pipelines
- Valves & Pumps
- Refineries
- Oil & Gas
- Petrochemical & Refining
- Power Generation
- Chemical Processing
- Water & Wastewater
Testing & documents
Ask for the documents you need in your requirement — suppliers confirm them in their quotation:
- Mill test certificate to EN 10204 3.1, or 3.2 with third-party witness
- Third-party inspection (TPI) by SGS, Bureau Veritas, TÜV or your nominated agency
- Tests as the standard or your order requires: hydro, PMI, IGC, NDT, hardness or impact tests
FAQs
Spiral wound gaskets are common; RTJ gaskets are used with ring-type joint flanges.
ASME B16.20 covers spiral wound and ring joint gaskets.
Flange size, pressure class, flange standard, materials and temperature.
Need Spiral Wound Gaskets?
Share grade, size, quantity and delivery location. We compare suitable suppliers and come back with a clear quotation.
