Spiral Wound Gasket

Escription: Spiral-Wound gasket is formed of V-shaped metallic stripe and soft non-metallic filler by means of piled, spiral wound and connected its end and beginning by DOT welded. Depend on its excellent compression resilience it is suitable for sealing spots where the alteration of temperature and pressure are frequent. It can be used as the static sealing element of pipe, valve, pump, thermal exchange, condensing tower, plain hole and man hole of flange, etc. It has been widely applied in the fields of petrochemical, mechanical manufactory, power station, metallurgy, shipbuilding, medical and pharmaceutical nuclear power station and navigation, etc.
APPLICATION:
We can produce according to ASME, BS, JIS and EN(DIN) standards or client request.

ProductsStyleFlangeFor example
Basic type SWG600Tongue and Groove304/PTFE
SWG with inner ring600 IRMale and Female304 304/FG
SWG with outer ring600 CRRaised face
Flat face304/ASB CS
SWG with inner
& outer rings600 IC304 304/FG CS
SWG for heat exchanger600 HHeat exchanger304/FG with 1 bar of DJ
Special shape SWG600 SSpecialOval

MATERIAL:
StyleStructureHoop materialFiller materialInner & outer ring materialNormal thickness mm
GasketInner & outer ring
600Without rings304(L); 316(L)
321; 317L
31803
Monel,
Ti, Ni
INC
Hast. C/B
Zr702
etc.  Graphite, PTFE,
Asbestos
Non-asb
Mica,
etcCS,
304(L), 316(L),
321; 317L
31803
Ti, Ni
INC
Hast. Monel,
Zr7023.2

4.5
(0.175")

6.42

3
(1/8")

4
600 IRWith inner ring
600 CRWith outer ring
600 ICWith inner & outer rings
Color cord as ASME B16.20 on request.