Chesterton 198 Corrision-Resistant Graphite Gasket

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Chesterton 198 Corrision-Resistant Graphite Gasket
Contains Corrosion Inhibitor


​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Chesterton 198 is a high purity graphite sheet with no fillers or binders. 198 contains a corrosion inhibitor making it an excellent gasket for almost all environments. For use in extreme temperature applications where metal reinforcement cannot be used. ​

  • High temperature applications
  • Chemically resistant
  • Available in thicknesses 1/32", 1/16", 1/8" and metric sizes 0,8mm, 1,6mm, 3,2mm.
  • Sheet sizes 39.4" x 39.4"(1m x 1m), and 60" x 60" (1,52m x 1,52m)​
Flanged joints
High temperature
Steam, corrosives, and hydrocarbons
Temperature Limit –240°C (–400°F) to 2760°C
(5000°F) in non-oxidizing services
455°C (850°F) in oxidizing services
Pressure Limit 140 bar g (2000 psig), Compressibility (ASTM-F36)40% Creep Relaxation (ASTM-F38)<5% Recovery (ASTM-F36)12 to 17%
P x T = 58,000 (°C x bar g)
​​P x T = 1,600,000 (°F x psig)
Color Grey



Product Datasheet: 198 (English) Datasheet: 198 (English)pdf
SDS: 198 (English) 198 (English)pdf
SDS: 198 (Deutsch) 198 (Deutsch)pdf



Catalog: Mechanical Packing and Gaskets (Espanol) Mechanical Packing and Gaskets (Espanol)pdf
Catalog: Chesterton Valve Packing (Nihongo) Chesterton Valve Packing (Nihongo)pdf