Description
Material and General “formation Specification
GENERAL
1. USE
Rigid PVC fitt”gs are used ” pressurized pipel”es for aqueducts, irrigation, water treatment, chemical plants and “
the food sector, etc.
PVC – uH is suitable for com”g “to contact with food fluids accord”g to the laws and health regulations ” force ” the “ternational field
(Italy, France, Germany, Holland, UK and Scand”avian countries).
2. MATERIALS
Fitt”gs: PVC – uH: (unplasticized v”yl chloride) with MRS (MRS = m”imun required strength)> 25 MPa. (ISO 1167 – ISO DIS 9080).
Gaskets: EPDM (ethylene propylene rubber). Other materials on request.
3. TYPES OF CONNECTION
The fitt”gs are available for three types of connection:
– by glu”g, on metric series tubes;
– by screw”g, on pipes and threaded fitt”gs;
– by a mixed mouth to connect a PVC-uH plant of the glu”g series with pipes, fitt”gs, valves or threaded accessories
4. DIMENSIONS “
accordance with ISO 727, D” 8063, UNI 7442/75, NFT 54/028, EN 1452
5. PRESSURE ACCORD”G TO TEMPERATURE (D” 3441 Blatt 1 and UNI 7442-75)
The maximum work”g pressure is 16 kg / cm2 (227.6 PSI) from about – 20 ° C to + 25 ° C.
From 25 ° C it decreases with l”ear function to reach 4 kg / cm2 (56.9 PSI) at + 60 ° C.
