Pipeline Seal & Insulator, Inc.
6525 Goforth Street, Houston, TX 77021
Tel: 713-747-6948  •  Fax: 713-747-6029
Toll Free: 800-423-2410
e-mail: info@psipsi.com
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Flange Isolating Kits



Suggested Sealing Gasket Material Compatibility Chart



Medium

Retainer

Seal

Temp. Range °F

Temp. Range °C

Acetone

Phenolic

Nitrile

+32 to +80

0 to +27

Air

G-10

Nitrile

-65 to +225

-54 to +107

Carbon Dioxide

G-10

Nitrile

+32 to +150

0 to +66

Ethanol

G-10

Nitrile

+32 to +100

0 to +38

Fuel Oil

G-10

Viton

-20 to +280

-29 to +138

Gas, Natural

Phenolic

Nitrile

-65 to +220

-54 to +104

Gas, Sour

Phenolic

Viton

-20 to +220

-29 to +104

Hydrogen

G-10

Nitrile

-65 to +250

-54 to +121

Jet Fuel

G-10

Viton

-20 to +225

-29 to +107

Nitrogen

Phenolic

Nitrile

-65 to +220

-54 to +104

Oil, Crude

G-10

Viton

-20 to +280

-29 to +138

Propane

G-10

Nitrile

+32 to +80

0 to +27

Propylene

G-10

Viton

+32 to +80

0 to +27

Sewage

G-10

Viton

-20 to +280

-29 to +138

Tolulene

G-10

Viton

+32 to +150

0 to +66

Water (hot)

G-10

Nitrile

+175 to +250

+79 to +121

Water (Potable)

G-10

Nitrile

+32 to +250

0 to +121

Water (Sea)

G-10

Nitrile

+32 to +250

0 to +121

General Notes:
The foregoing performance data are intended as guidelines only.Performance suitability for any specific applications should be determined by the user. Variation in temperature, pressure, concentration or mixtures acting synergistically may preclude suggested service use. Material selection is at the sole risk of the user. Consult with a specialist or PSI factory for specific applications. PSI’s responsibilities will be limited to those listed in the PSI standard warranties

Metal Retainers:
GasketSeal gaskets are available with a wide range of metal retainers to offer compatibility with flange metals, for extremely hazardous fluids or for extremes in temperatures and pressures.