المعايير

Common requirements for concrete pressure pipes including joints and fittings

2004

رقم المستند: NL EN 639 : 2004
القطاع: Construction Materials and Building
TC: NL TC IRI
ICS: 91.140.60
Environment (working), Sealing rings, Mechanical testing, Pipes, Dimensions, Design calculations, Pressure testing, Pipe fittings, Welded joints, Form tolerances, Diameter, Pipe couplings, Thickness, Spigot-and-socket joints, Potable water, Reinforced concrete, Pressure pipes, Watertightness tests, Preferred sizes, Shear testing, Leak tests, Compressive strength, Marking, Dimensional measurement, Quality control, Testing conditions, Concretes, Deflection tests, Water, Chlorides, Dimensional tolerances, Prestressed concrete