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Pipes And Welding Work

August 12, 2017 18:06

How to cook polypropylene pipes - all stages of welding

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Polypropylene pipes welding

Polypropylene pipes welding

appeared relatively recently, polypropylene pipes immediately won the sympathy of plumbers and ordinary citizens.Eco-friendly, high-quality material requires a long life, and the correct installation ensures reliable sealing of joints.Equally important is the flexibility of the pipe.They are used in water supply and various irrigation and drainage systems.You can use them for heating systems.The main thing is to know how to cook the most polypropylene pipes properly, safely.This will require information about these modern products.

Pros polypropylene pipes

  • type material allows pipes have a high resistance to chemicals, as well as dirt does not accumulate inside the pipe.
  • price of pipes, fittings and other accessories required for installation considerably lower than those of plastic materials.
Did you know?
The vast majority of all the disadvantages arising from the installation of non-compliance process, and incorrect selection of fittings, valves.

What tubes suitable for you?

To heating system or water supply of polypropylene pipes was secure for a long time, you need to choose them.

  • To do this, you need to know the operating conditions
  • The required capacity of the pipe or the diameter
  • Operating conditions
  • liquid temperature and its pressure.

Knowing these parameters, you need to select the appropriate brand of pipes:

  • PPH - for cold water and ventilation
  • PPB - for heating and hot water
  • PPR - for heating systems and hot and cold water.

Last kind of versatile polypropylene pipes.High performance allow you to apply for the widest use.

Tools, you will need

In addition, in fact, supplies (pipes, valves, fittings) for the installation required a set of corresponding tools:

  1. welder
  2. cutter or
  3. shears Attachments to the machine different diameters
  4. Roulette
  5. Marker
Stages -

welding process How to prepare pipe

Cut the pipe at 90 degrees

Cut the pipe at 90 degrees

measurements, the desired area of ​​the pipe is donemarker mark.Then, a pipe cutter or scissors, which should be placed strictly perpendicular to cut the pipe, cut the desired part of the product.

Particular attention should be paid to the quality and sharpness of the cutting tool.If it is not sharp enough, instead of cutting you will crush the pipe.

Since reinforced aluminum layer pipe is present, it is necessary to get rid of it.The fact that with time the aluminum foil will deteriorate by contact with water.To do this, with a device for stripping and remove the upper layers of foil.

without reinforcing elements have an aluminum layer depth point welding at the pipe end, depending on the length of the sleeves.

followed by degrease weld using alcohol-containing liquids.This will make the connection more reliable and durable.

It should carefully examine the surface of welded pipes.Any, tiny particles that get into the seam, can ruin not only the joint but also the entire system.

Preparation welder

Apparatus for welding requires some preparation prior to installation.It is necessary to select a flat, smooth surface and install it on the appliance.All parts of the welding units must dry, clean.If necessary, they wiped with alcohol.Elements serving for heating, it is necessary to establish when the unit is turned off.

heating pipe parts on time is determined by the table

heating pipe parts time is determined by

table when the welding machine connected to the network, the indicators light up on the case.One indicator is designed to monitor the temperature of heating.It should go out when the heat reaches the desired value.It is recommended that after the light goes out, wait 5 minutes, and then start welding products.The second indicator - control, he indicates the machine is connected to the network.

to heat the pipe itself is used sleeve, fitting for heating mandrel is provided.

What is in the process of cooking

Once the unit is hot, skewer welded elements provided on site.This operation must be carried out at the same time and make some effort.

After heating apparatus to impose the fitting on the mandrel tube inserted into the sleeve

After heating apparatus to impose the fitting on the mandrel and the pipe inserted into the sleeve

When the parts (pipes and fittings) are mounted on the welding machine begins heating time.Properly chosen time interval provides optimal rasplavku material and weld reliability.Absolute time of heating depends on the diameter of the pipe, which you can see in the table above.

then heated parts are removed from the device and dock.Pre-made markers to help connect the parts correctly.Twist and turn the elements is strictly prohibited.This will lead to disruption of the junction.In addition, make sure that the hot parts do not appear any sagging.

Now is gently cooked to delay element to the side, until cool.If you did everything as it should be, it should have a safe and tight connection.

These guidelines will help you understand how to properly cook polypropylene pipes with his own hands, and then to perform the installation of running water or heating.Also read about the installation of polypropylene pipes with his own hands.

Insert the tube

Insert the pipe, but notice then you can not scroll through the pipe.

Video - the process of working with pipes

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