INSULATING
FLANGE JOINT SET
Considering current costs and environmental
situation, today it is very important to prevent leaks
in your transport system. The flange represents the
most common problem area, it needs to be sealed properly
to prevent these leaks and must also be cathodically
insulated to prevent current losses that cause excessive
Corrosion and eventual breakdown of the metal.
Protan S. A.
supplies quality materials that solve most flange sealing
problems effectively to prevent leaks, to prevent Corrosion
and to save the integrity of the pipeline.

These sets include the components below:
1 Central gasket (Phenolic laminate)
2 Sealant gaskets (Asbestos or non-asbestos
NBR sheet)
Insulating washers (Phenolic or polyamide sheet)
Arandelas de acero (SAE 1010)
Insulating pipes (Phenolic – polyethylene
or polyamide)


Manufactured according to ANSI B 16.5 Standard
Tests according to Standards:
Water absorption: ASTM D 570
Dielectric inflexibility: ASTM D 149 (Short Time)
Compression resistance: ASTM D 695
Insulating Gasket:Thickness, 3 mm – Dielectric
inflexibility, 4000 V/mm - Absorption, H2O 1.3% - Compression
resistance, 2100 Kg. /Cm2
Sealant Gasket:asbestos or non-asbestos NBR
sheet, without metal mesh, type to use according to
pressure, temperature and fluid to be transported.
Arandelas Aislantes:
Fenol formaldehído con tela de refuerzo:Espesor,
3 mm
Dielectric inflexibility, 4000 V/mm –Absorpcion,
H2O1.3%
Compression resistance, 2100 Kg/Cm2.
Polyamides (washers integrated with pipes): Dielectric
inflexibility, 15,000 V/mm – Absorption, H2O 1.5%
-Compression resistance, 2100 Kg./Cm2.
Insulating
Tubes:
Phenol formaldehyde with reinforcement fabric:Thickness,
1 mm
Dielectric inflexibility, 2500 V/mm – Absorption,
H2O1.3%.
High Density Polyethylene (To be used with washers of
phenolic material):Thickness, 1 mm – Dielectric
inflexibility, 18,000 V/mm – Absorption, H2O 0.02
%
Polyamides (pipes integrated with washer): Thickness,
1 mm – Dielectric inflexibility, 15,000 V/mm –Absorption,H2O
1.5 %.
Steel
Washers: Material, SAE 1010 – Minimum
thickness, 3.17 mm
TYPES
OF INSULATING KITS:
RF, Joints for Flanges with ledge: Simple or double
insulation – Type F
FF, Flange Flat Joints: Simple or double insulation
– Type E
RJ,Phenolic Ring Joints: Oval or octagonal –
Double insulation – Type D
ASA:150
- 300 – 400 – 600 – 900 – 1500
– 2500
MEASUREMENTS:
½" to 36" Diameter in Series 150 –
300 – 600 Lbs.
½" to 24" Diameter in Series 400 –
900 – 1500 – 2500 Lbs.
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