| Raised indentations were found on the Shell-to- Tubesheet gasket (pictured above). |
| The average thickness of the gasket that was removed is shown in the picture above (far right). |
| All detailed analysis and findings are then reported to the client and centrally logged in our applications and solutions database and history archive. |
| As an example, the E552 exchanger (pictured top right), prior to decommissioning can be seen with a very visible leak at the 7 o’clock position from the bonnet end. |
| The picture (above left) shows the tube sheet gasket face after it has been rebuilt. The picture (above centre) shows the corresponding gasket face of the shell flange found to be in good working order. |

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| Our site engineers have unrivalled experience in solving leaks in problematic applications throughout the world. All problems are dealt with in an in-depth analytical way underpinned by a guaranteed leak free start up package. |
| For more information contact LDAR Envolve on enquiries@ldarenvolve.com |

