Spiral Wound Gasket for Flange and Valve Sealing

• Customization: Available
• Material: 304ss;316ss;CS;Graphite
• Application: Flange&Valve
• Model NO.: CGI
• Type: with Outer Ring and Inner Ring
• Performance: High Pressure&Temperature
• Shape: Round Gasket
• Standard: ASME B16.20,API,DIN
• Transport Package: Wooden Case
• Specification: 1/2"-60"
• Trademark: CNSG
• Origin: Ningbo, China
• HS Code: 848410
• Production Capacity: 2000000pieces/Year

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.

Material

Structure	Hoop material	Filler material	Inner&outer ring material	Normal thickness(mm)
				Gasket	Inner&outer ring
Without rings	SS304(L);SS316(L)	Graphite	SS304(L);SS316(L)	3.2mm	2.0mm
	Carbon steel	Aebestos	Carbon steel
With outer ring	SS321;SS317L	Non-asbestos	SS321;SS317L
	Monel;Inconel	Mica	Monel;Inconel	4.5mm	3.0mm
With Inner ring	Titanium;Nickel	Teflon	Titanium;Nickel
	Duplex 31803	PTFE	Duplex 31803
With inner&outer rings	Hastelloy	Ceramic tape	Hastelloy	6.4mm	4.0mm
	SS347,etc.	etc.	SS347,etc.

Coloring Guardlines for Spiral Wound Gasket