Customization: | Available |
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Material: | Metal+Non-Metal |
Application: | Flanges |
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SPIRAL WOUND GASKET
DESCRIPTION:
Product Type:XINSEN-SD
Features:
Crafted for excellence, this spiral wound gasket boasts a robust solid outer and inner ring. To augment its efficiency, an inner ring is meticulously inserted, elevating the gasket's performance. This enhancement ensures precise centering on the flange face with an external guide ring. The inner ring is crucial as it safeguards against potential gasket implosion during installation, defends the sealing element from extreme thermal and chemical conditions, fills flange voids to avert erosion, and mitigates failure risks. Remarkably, this inner ring typically matches the winding's alloy. In accordance with DIN 2699 standards (German), inner rings are indispensable in all spiral wound gaskets. For those with PTFE filler, ASME B16.20 standards mandate inner rings, deeming them vital for graphite fillers too. This profile is predominantly utilized in raised and flat faced flanges. Adding further stability, the external ring fortifies radial strength, averts gasket blowout, and acts as a compression stop. Commonly used in raised and flat faced flanges, the outer ring is often crafted from carbon steel, either painted or zinc plated to resist corrosion, and can be made from specialty alloys for high-temperature and rigorous medium applications.
Style | Construction | Flange | Hoop material | Filler | Inner & outer Material | Size (mm) |
Thickness (mm) | ||
Material | Code | V | W | ||||||
Basic type | Tongue and Groove | 304 304L 316 316L 321
Alloy825
Monel400
Inconel625
S32750
|
Asbestos Graphite PTFE Non-asbestos |
ASB FG PTFE NACF |
Carbon steel 304 (L) 321 316(L)
Alloy825
Monel400
Inconel625
S32750
|
16-3000 | 3.2 4.5 |
4.8 5.5 7.5 |
|
With outer ring | Raised face Flat face | ||||||||
With inner ring | Male and Female | ||||||||
With inner, outer ring | Raised face Flat face | ||||||||
For heat exchanger | Heat exchanger |
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