Electrical bonding across pipeline flanges

[Tinble]

Hi All,
Is it required to provide electrical continuity across flanges separated by spiral wound gasket(graphite fill)? Pipe service fluid is Gasoil.

Thanks in advance

 

[met11]

Metal Flange --> Metal Gasket --> Metal Flange

 

[LittleInch]

Metal bolts and nuts are usually quite effective....

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