Friday, June 27, 2008

Oxysilver To Treat Genital Herpes



PIPE






compound is a conduit pipe meets the function of transporting water or other fluids. Usually develop a variety of materials. When the transported liquid is oil, using the specific name of pipeline. When the fluid is transported gas, using the specific name of pipeline. It is also possible to transport by pipeline materials, while not a fluid, corresponds to this system: concrete, cement, grains, encapsulated documents, etcetera.






Manufacturing:


There are three methods of manufacture of pipe:


  • Seamless (Seamless) pipe is formed from a cylindrical ingot which is heated in a furnace before extrusion . In the extrusion rollers and subsequently deformed hole is made by a penetrator. Seamless pipe is best for the containment of pressure due to its homogeneity in all directions. It is also the most common form of manufacture and therefore more commercial.







  • With longitudinal seam is part of a sheet of metal which is bent into the shape of the pipe. The soldering that connects the ends of the folded plate closes the cylinder. Therefore it is a weld line that continues throughout a generator. By varying the distance between the rollers to obtain different curves and thus different pipe diameters. This solder is the weakest part of the pipe and mark the maximum permissible voltage.


  • welded helical (or spiral) The methodology is the same as above except that welding is not straight but passes through the pipeline along the pipeline as if it were threaded.


Materials:

pipes are constructed of different materials based on technical and economic considerations. Often used ductile iron, steel, copper, lead, concrete, polypropylene, PVC, etc.



  • Water: The most common materials are ductile cast iron, polybutylene, polypropylene, polyethylene, copper, lead plomo.Actualmente is used less because it has been discovered that can be harmful to health.


  • Drains: The most common materials are cast iron, PVC, concrete or cement. New materials are replacing traditional are HDPE (High Density Polyethylene) and PP (Polypropylene).


  • Gas: are usually copper or cast iron (ductile or sheet according to pressure applied), depending on the type of installation, even if they are a metallic material is necessary to make a network connection to the earth . Are also beginning to GRP in the case of line pipe with thermal and mechanical requirements are less demanding. also withstand high pressures


  • Heating: Copper is the most widely used material in new installations, while in older plants is very common to find iron pipes. Networking buried pre-insulated pipe is used.


Piping Jobs:

  • drinking water in municipal and industrial sector.
    wastewater in the industrial sector and petrochemical complexes.




  • In buildings near corrosive areas like those near the sea and / or offshore installations and widely used in subsea pipelines and aqueducts and sewage.




  • irrigation projects In drip or sprinkler and center pivot irrigation.
    For sanitary sewer, stormwater, and industrial discharges combined. `



The Fibrocement:

is a material used in construction, consisting of a mixture of cement and fiber. The cement was used in the manufacture of:

  • light and rigid plates.

  • pressure pipes for water (irrigation or drinking water).

  • drain or sewer pipes by gravity.

  • Deposits water storage of small size. Fireplaces


cement boards are waterproof and easy to cut and drill. They are mainly used as finishing material covered and for coating exterior walls to be protected from rain, pipes, drainpipes, etc.


is a relatively inexpensive material, so it is widely used in the construction of warehouses, sheds, warehouses and temporary facilities. The plates consist of this material are smooth or corrugated in various lengths, plus special pieces are made of varied forms.





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the branches of the building drain:


branch connections above the upper half of the main sewer is recommended for several reasons:

  • reduce obstructions that presented in the branch drains.

  • flow produce less interference in the branch connection.

  • In periods in which one or more legs of decreases in ventilation in service, can use its entire cross-sectional area to relieve the pressures that arise in the building drain.


Prevention with the Use of Pipe:

  • PVC is currently banned in many countries and its implementation has been severely limited in its effects pollutants for humans and the environment.

  • cement is currently banned in many countries, if it contains asbestos fibers, a carcinogenic material

  • is very dangerous to use as a network of pipes grounded.

COMMENT VISIT TO THE UNMSM:


  • In buildings that were running were able to observe the electrical installation pipes and others. That is why you should consider using these as we know may be some pollution and time factors must be given proper use.

  • The use of PVC in construction is not a good idea because if the fire would be severely affected.