SK EN 642:2008

Tubat e presionit prej betoni të paratensionuar, cilindrike dhe jo cilindrike, përfshire bashkueset, pajisjet dhe kërkesat e veçanta për paratensionimin e çelikut për tubat

Prestressed concrete pressure pipes, cylinder and non-cylinder, including joints, fittings and specific requirements for prestressing steel for pipes

Asnjë informacion i shtuar.

This standard covers the requirements and the manufacture of prestressed concrete cylinder pressure pipes and fittings in sizes from DN/ID 500 to DN/ID 4000 inclusive. Larger sizes could be manufactured based on the concepts of thisstandard. These types of pipes are designed for the internal pressure, external loads and bedding conditions designated by the purchaser.