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Standard flanges:
Pn 10 - pn 16 - ansi 150 from dn 40 to dn 300.
Pn 10 from dn 350 to dn 600.
General requirements in accordance with uni en593
Face to face as per en 558 serie 20
Valve head as per iso 5211 ( dn40-dn300 )
Tightness as per en 12266-1 rate a
Other tests on request.
Operating temperature of the media: epdm from -40°c to +135°c; nbr from -23°c to +82°c; fkm from -10°c to +190°c *; ptfe from -25°c to +150°c *
Operating temperature for the cast iron body: ambient temperature:: -25°c +250°c
Working pressure between flanges:
Pn 16 bar for dn 40 to dn 300
Pn 10 bar for dn 350 to dn 600
* dn40-dn300
On request
Working temperature: silicone from -50°c to +160°c; nbr carbox from -10°c to +82°c; nbr white for food from -23°c to +82°c; hnbr from -20°c to +120°c
For other applications, please contact our technical department.
