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BARDIANI VALVOLE reserves the right to modify without notice its products, including products already ordered.
(GB-IST-BBZK-0910) 25/26
16. Technical data
PED Directive 97/23/EEC, with special reference to Annex III, Module A regarding internal
production control as Conformity Assessment Procedure in force
Valve sizes DN25 are not included in accordance with Article 3 paragraph 1.3:
Valves intended for
gases, liquified gases, gases dissolved under pressure, vapours and those liquids whose vapour
pressure at the maximum allowable temperature is greater than 0,5 bar above normal atmospheric pressure (1013
mbar) within the following limits
- For fluids in Group 1 with a DN greater than 25.
Valve technical specifications:
Max. working pressure:
10 bar (145 psi)
Min. working pressure:
Full vacuum
Max. product temperature: 140° C (284° F)
Min. product temperature: -10° C (14°F)
Material in contact with the product: AISI 316L (1.4404)
Seals in contact with the product (FDA homologation): EPDM, FKM, NBR, P.T.F.E. (other seals available upon
request).
Finish on surfaces in contact with the product:
Ra 0.8 µm
(other types of surface finish on request).
Steam barrier Specifications:
Connectors:
1/8” (BSP)
Max. steam temperature
130°C (266°F)
Seal / gasket material:
FKM
Other data:
Actuator:
See the actuator instruction manual
Positioner:
See the positioneer instruction manual