Click to enlarge
1 image available

The main advantages of the Flowserve Naval Hot Tapping Valve: It is a full bore all-welded ball valve. Connection of new consumers to existing network under pressure can be carried out without interruption of heat supply to existing consumers. No need to drain the network: - energy savings: heat, water, inhibitors can be used also as a shut-off valve after hot tapping. The hot tapping operation is safe, simple and easy. The equipment is type tested in Germany by TÜV. Certificate ''TÜV.AR.303-99'' N.B. When carrying out the hot tapping operation the separate detailed instructions by Flowserve Naval Oy have to be followed.

The Principle of Hot Tapping: 1. remove the insulation from the supply line 2. weld the Naval-valve onto the supply line 3. attach the hot tapping equipment onto the valve 4. carry out the hot tapping 5. close the valve and remove the hot tapping equipment 6. connect the new customer to the district heating network Naval ball valves are manufactured in accordance with European Pressure Equipment Directive 97/23/EY. Naval Oy applies Module H as conformity assessment procedure (=full quality assurance) controlled by Det Norske Veritas as notified body. Naval Oy has a certified quality system ISO 9001 and certified environmental management system ISO 14001.

Showing all languages below...