Bardiani ZQ - Technical Data

The Company BARDIANI VALVOLE reserves the right to modify its products at any time without prior notice.
(GB-IST-ZQ-0413) 35/36
Valve technical specications:
Max. working pressure:
150bar (2173psi) DN25--80
55bar (798psi) DN100
Valid for weld ands connections
Min. working pressure:
0 bar (0 psi) vacuum is not recommended in aseptic
applications.
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, HNBR, 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nishonrequest).
Steam barrier specications:
Connectors: 1/8” (BSP)
Max. steam temperature 130°C (266°F)
Seal / gasket material: FKM
Pneumatic actuator specications:
Connectors: 1/8” (BSP) for tube 6x4mm
Air pressure:
from 6bar (87psi) to 8bar (116psi)
for cyl.108 to 156
from 6bar (87psi) to 7bar (101psi) for
cyl.207 to 360
Material: AISI 304L (1.4307)
Seal / gasket material: NBR
Power supply (Giotto-Top
®
): See Giotto-Top
®
Instruction manual
18. Techincal 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--32 are not included in accordance with
Article 3 paragraph 1.3:
Valvesintendedforgases,liquied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uidsinGroup2withaDNgreaterthan32