Product Name: metal SS316, SS304 PTFE Filler Gasket Graphite Spiral Standard: Standard, Nonstandard, ASME B16.20,API,DIN Shape: Round Gasket Performance: High Pressure&Temperature Type: Cg,Cgi Application: Flange&Valve Material: 304ss;316ss;CS;Graphite Trademark: CNSG Transport Package: Wooden Case Specification: 1/2"-60" Origin: Ningbo, China HS Code: 848410 Product Description 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.Standards: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.MaterialStructureHoop materialFiller materialInner&outer ring materialNormal thickness(mm)GasketInner&outer ringWithout ringsSS304(L);SS316(L)GraphiteSS304(L);SS316(L)3.2mm2.0mmCarbon steelAebestosCarbon steelWith outer ringSS321;SS317LNon-asbestosSS321;SS317LMonel;InconelMicaMonel;Inconel4.5mm3.0mmWith Inner ringTitanium;NickelTeflonTitanium;NickelDuplex 31803PTFEDuplex 31803With inner&outer ringsHastelloyCeramic tapeHastelloy6.4mm4.0mmSS347,etc.etc.SS347,etc.Coloring Guardlines for Spiral Wound Gasket