Main points of ductile iron pipe installation

May 10, 2022

1. Clean the nozzle: Scrub all the debris in the socket.

2. Clean the rubber ring and apply the rubber ring: Clean the adhesive on the rubber ring, bend the rubber ring into a "plum blossom" or "8" shape and put it into the socket groove, and press it along the entire rubber ring by hand. Or hit it with a rubber hammer, all parts of the rubber ring are not twisted or twisted, and are evenly stuck in the groove.

3. Brush the lubricant on the outer surface of the socket and the rubber ring: evenly apply the lubricant on the inner surface of the rubber ring installed on the socket, and apply the lubricant on the outer surface of the socket to the part of the socket other than the socket wire Brush all.

4. Down pipe: The pipe should be down to the bottom of the tank according to the requirements of the pipe, usually by manual down pipe method or mechanical down pipe method.

5. Installation of equipment: Install the prepared equipment in place, and be careful not to re-contaminate the cleaned pipe parts during installation.

6. Push the pipe to insert it into the socket: During installation, it is more labor-saving and smooth to insert the socket into the socket. First put the socket into the socket and press the socket to the rubber ring in the socket, connect the steel wire rope and the reverse chain, and tighten the reverse chain; at the same time, people can shake the pipe from side to side at the socket end of the pipe until the socket is inserted All sockets are in place, there should be a gap of about 2mm between the socket and the socket, and the distance from the outer edge of the socket to the rubber ring should be the same.

7. Pipe fitting installation: Due to the light weight of the pipe fitting itself, when a single wire rope is used during installation, it is easy to deflect the direction of the pipe fitting, resulting in the rubber ring being squeezed and unable to be installed in place. Therefore, the pipe fittings can be installed in parallel by using the double-inverted chain parallel force method, and the rubber ring will not be squeezed. The method of lengthening the pipe fittings can also be used to install with a single steel wire.


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