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Flat gasket 7154ED30
roundgraphitePTFE

flat gasket
flat gasket
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Characteristics

Type
flat
Configuration
round
Material
graphite, PTFE
Application
flange
Other characteristics
corrugated, envelope
Temperature limit

Max.: 260 °C
(500 °F)

Min.: -269 °C
(-452 °F)

Pressure limit

40 bar
(580.2 psi)

Description

The PTFE envelope is made of TFM™ 1600 with an inner diffusion barrier (3 mm wide), a corrugated ring (1.4571) and two graphite inserts in SIGRAFLEX® Email (each 2 mm thick). The seal features high resilience and is recommended by leading enamel flange manufacturers from DN 250 upwards; it is however available in all nominal widths.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.