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Insulation Flange Kits Type D Included Gasket Sleeve Washer For GOST 33259 PN160 DN250 RTJ Flange

Categories Spiral Wound Gasket
Brand Name: FLRS or OEM
Model Number: FLRS-G024
Certification: ISO9001
Place of Origin: China
MOQ: 5 sets
Payment Terms: T/T, L/C, Western union, paypal
Supply Ability: 100tons/month
Delivery Time: 8-20days
Packaging Details: carton/ plywood cases/plywood pallets
Gasket Material: G10
Sleeve Material: G10
Product name: Flange Insulation Gasket
Application: Pipeline flange corrosion protection
Type: Type D
Standard: GOST 33259
Ambient Temperature: -46 to +40℃
Working Temperature: +20 to+60℃
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Insulation Flange Kits Type D Included Gasket Sleeve Washer For GOST 33259 PN160 DN250 RTJ Flange

TYPE D Flange Insulation Kits Which included gasket sleeve washer For GOST 33259 PN160 DN250 RTJ Flange.


Type D flange insulation kits are specially made for the flanges of RTJ type to be positioned in the ring groove. A flange isolation kit protects a flanged joint from the corrosion from static currents (by preventing a metal-to-metal contact among flanges, stud bolts, and gaskets). A flange insulation kit consists of one special gasket(type F, E, D, O), one special washer for each nut, one full-length insulating sleeve for each bolt and thick plated steel washers for each nut. These components are manufactured in special materials with proper chemical stability, low water absorption and dielectric properties.


ItemInsulation MaterialMaterial of Insulation GasketMax. Temp.(℃)Insulation Resistance(Ω)
SleeveWasherPressure Class (lb)
GeneralPTFE Solid Gasket-100~100Over 2.0 x 1013
150
Reinforced PTFE Gasket-200~2001.3 x 1011
300
Neoprene Faced Phenolic Gasket-30~120RUBBERCR 1.6 x 107
PTFE150
EpoxyEpoxyGlass Reinforced Epoxy Plate Gasket with Rubber O-Ring-40~150EPDM 2.0 x 1013
PhenolicPhenolic600
Reinforced Phenolic Plate Gasket with Rubber O-ring-40~150VITON 9.7 x 109
600
Reinforced Phenolic Plate Gasket with Rubber O-ring-60~150NBR 1.3 x 1011
600
High PressureMicaMicaEpoxy Faced Metal Plate with Rubber O-ring150-
PTFEEpoxy1500
EpoxyPhenolicEpoxy faced Metal Plate with PTFE Seal150Over 2.0 x 1013
Phenolic2500
High Temp & PressureMicaMicaKAMMPROFILE Gasket with STARPITE10009.9 x 1010

Details:

The purpose of flange isolation kits is to prevent the (electrolytic) corrosion of flanges and flanged joints that static currents present on a piping system may induce.

The gasket isolation kit consists of a special gasket, isolation sleeves for all the stud bolts and nuts, and special washers. These components are manufactured in special materials with proper chemical stability, low water absorption, and dielectric properties.


Gasket Type:

Type E (Full Face Gasket)This gasket kit provides complete protection of both flange faces. The gasket has same outside diameter of

flanges. This feature will prevent collection of foreign matter between the flange faces to ensure complete cathodic isolation.


Type F (Rased Face Gasket)

This gasket is manufactured to fit only the raised face surface of the flanges. Outside diameter of the gasket is designed to be slightly less

than the inside diameter of the bolt circle. It is recommended that the flanges be wrapped to prevent foreign material from "shorting out"

the flanges.

Type RJ (Ring Type Joint Gasket)






Cheap Insulation Flange Kits Type D Included Gasket Sleeve Washer For GOST 33259 PN160 DN250 RTJ Flange for sale
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