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Engineering Systems

August 12, 2017 18:08

Water pipes of polypropylene better than steel ?

What are the advantages of this type of communication?As it is known

polypropylene or material from which the manufactured product is produced by polymerization of propylene and metal catalysts.To obtain this product, a powder and pellets are melted and extruded by means of a mold.

For reference: polypropylene becomes soft at 1400 ° C and melts at 1800S.On this basis, they can be safely used for hot and cold water supply, but not for communication with the steam.

environment in which can be installed water pipes Polypropylene:

  • medium with aggressive and wet influencing factors;
  • In rooms where high humidity level;
  • If on the territory of the underground installation have groundwater;

Water pipes of polypropylene better than steel ? But besides atmospheric oxygen and ultraviolet rays do not affect the tube due to the use of stabilizers in their composition.Yet the worth of their protected from direct sunlight.

natural polypropylene communication is not as durable than steel and mechanical action is necessary to be extremely careful.But it is worth noting the high wear resistance of the material polypropylene pipes and the impossibility of corrosion on water systems.

Water pipes of polypropylene better than steel ? Water pipes made of polypropylene have such properties:

  1. The smoothness of the internal pipe wall, counter with clogged and sediments.The ability to resist the impact on organizational issues in the installation of systems of water, especially hot water, as it was during its delivery there are various types of deposits on the walls.
  2. Lifetime is about 100 years old.But this is just a guess, because from the time of the first run has not yet passed the deadline.
  3. Operating temperature.Max - 95 ° C.But it is worth considering that if the level of temperature increase to 140 ° C, the material begins to soften and melt.

pipe size.Standard length - 4 m, and the water pipe diameter varies from 2 to 6, 3 cm

Where necessary to apply polypropylene pipes.?

Polypropylene pipes can be placed both on the wall and on the floor, installed in all kinds of hidden wall constructions, etc.

Divide them into four classes:

  1. class of thin - PN 10. Use for warm water supply and floor coverings.Pressure - no more than 1 MPa.
  2. class of high blood pressure - PN 16. Use cold water in high and low pressure systems.
  3. universal class - PN 20. Supported pressure up to 2 MPa and a temperature - 90 ° C.
  4. Class reinforced pipes - PN 25. reinforcing aluminum foil and used for central heating and can withstand up to 90 ° C and the system pressure up to 2.5 MPa.Also useful for cold water.

Water pipes of polypropylene better than steel ? Fittings for water pipes polypropylene pipes may be secured to the metal parts, fittings and various fixtures.

installation of water pipes made of polypropylene

simply and easily installed pipes using a basic tool, which is called soldering.Also it has come in handy pipe cutter or special scissors for cutting, measuring tape and a knife.

Cut the pipe must be at their place of mount, then fitting chamfer, which will become part of the docking of all components.The fitting is placed in a soldering iron, and fastened on the other side a pipe.

There is a certain table, which determines the degree of heating of the constituent elements, which determines that perenagrev could trigger the loss of firmness and the appearance of stickiness.diameter also decreases.

In turn, the sub cooled water pipes and fittings made of polypropylene must be forcefully twist.But so that the deformation does not occur, you need to do it carefully.It should be careful when welding ball valves, angles and tees.

Water pipes of polypropylene better than steel ? Cent pipe is relatively low in view of their excellent technical qualities and the ability to quickly and self-assembly.All these qualities have created a buzz for these products and for good reason!We wish you a successful installation and construction!

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