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A Justification into the Use of Insulation Flanges (and Electricity Discontinuous Hoses) at the Ship/Shore and Ship/Ship Interface

A Justification into the Use of Insulation Flanges (and Electricity Discontinuous Hoses) at the Ship/Shore and Ship/Ship Interface

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Year Published
2014

Edition
First Edition

Revision Status
Current

Author
SIGTTO

Publisher
Witherby Seamanship

Price
FREE

Insulation flanges have been in wide use for more than three decades and, while there have been no reported incidents of fires at tanker or gas carrier manifolds that may have been caused by arcing when connecting or disconnecting cargo hoses or arms, their use and effectiveness is still often challenged.

The purpose of this document is to provide an explanation of how insulation flanges provide protection against ignition caused by arcing.