Gold Member Since 2016
Audited Supplier
China Ningbo Seal & Gasket Co., Ltd.

Seal, Spiral Wound Gasket, Oil Seal manufacturer / supplier in China, offering Spiral Wound Gasket Ring, ASME Graphite Material Spiral Wound Gasket (Carbon steel Outer Ring), 304ss Graphite Cgi Spiral Wound Gaskets with Inner and Outer Ring and so on.

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Spiral Wound Gasket Ring

FOB Price: US $0.5-50 / Piece
Min. Order: 100 Pieces
Min. Order FOB Price
100 Pieces US $0.5-50/ Piece
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Port: Ningbo, China
Production Capacity: 10000000pieces/Year
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: ASME B16.20
  • Application: Flange&Valve
  • Performance: High Pressure&Temperature
  • Standard: ASME B16.20,API,DIN
  • Transport Package: Wooden Case
  • Origin: Ningbo, China
  • Material: 304ss;316ss;CS;Graphite
  • Type: Cg,Cgi
  • Shape: Spiral
  • Trademark: CNSG
  • Specification: 1/2"-60"
  • HS Code: 848410
Product Description
Spiral wound gasket Is formed by the V-shaped or W-shaped stainless steel belt and non-metallic filler through lamination, spiral winding, and spot welding of the tops and ends. With good compression elasticity, it is applicable to the sealing parts under the intense alternating temperature and pressure, as the static sealing elements at the flange joints of pipelines, valves, pumps, heat exchangers, towers, manholes, handholes, etc. Its widely used in petrochemical, machinery, electric power, metallurgy, shipbuilding, medicine, atomic energy, aerospace and other fields.

Products are manufactured in accordance with all relevant gasket standards to suit flange designations: ASME B 16.20, ASME B 16.5, BS1560, ASME B 16.47 A (B), BS EN 1092, DIN, JIS, and NF, etc.
Color cord as ASME B 16.20 on request.


StructureHoop materialFiller materialInner&outer ring materialNormal thickness(mm)
GasketInner&outer ring
Without ringsSS304(L);SS316(L)GraphiteSS304(L);SS316(L)3.2mm2.0mm
Carbon steelAebestosCarbon steel
With outer ringSS321;SS317LNon-asbestosSS321;SS317L
With Inner ringTitanium;NickelTeflonTitanium;Nickel
Duplex 31803PTFEDuplex 31803
With inner&outer ringsHastelloyCeramic tapeHastelloy6.4mm4.0mm

Coloring Guardlines for Spiral Wound Gasket
Spiral Wound Gasket Ring
Spiral Wound Gasket RingSpiral Wound Gasket RingSpiral Wound Gasket RingSpiral Wound Gasket RingSpiral Wound Gasket Ring

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