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BUtteRFlY valves

centric type - Wafer
3
                                                       Butterfly valves 3MOd. 3301pn 10/16dn 50-1200
MOd. 3302            pn 25                        dn 50-500

Butterfly with centring holes for wafer installation.

 special features

•	 Wafer type for mounting between two counter flanges,
   with guiding slot at the top and the bottom.

• Design according to the requirements of eN 1074
   and certified according to european directive 97/23/Ce
   (PeD) by third part organisation (module H).

• Body completely high quality epoxy powder coated
   (fusion bonded).

• Face-to-face reduced dimensions according to
   eN 558-1 series 20 -(former DIN 3202-K1).

• shut-off system without seat reducing the net flow
   section.

• Inside fully rubber lined by a sleeve (changeable up
   to DN 300).

• From DN300 single shaft version hinged into the disc.

• Bearings in self-lubricated material with secondary
   O-Rings sealing embedded.

• Manual operation by lever (standard equipment up to
   DN 200) or by gearbox and handwheel (DN>200).

• On request, the valves could be equipped by extension
   spindle (for underground installation), electric or
   pneumatic actuators.

Materials

    bODy       COD.                              DISC                               SHAFT(S)           LINER  bEARINGS
   Cast iron    Z01  Stainless steel 1.4401 (UNI X5CrNiMo1712 or AISI 316)    Stainless steel 1.4021    EPDM      Resin
  EN-GJL-250    Z03  Stainless steel 1.4401 (UNI X5CrNiMo1712 or AISI 316)  (UNI X2CrS13 or AISI 420)   NBR      or self-
                Z05                                                                                     EPDM
 Ductile iron   Z07         Ductile iron EN-GJS-400-15 nickel plated          Stainless steel 1.4021    NBR    lubricated
EN-GJS-400-15   Z09         Ductile iron EN-GJS-400-15 nickel plated        (UNI X2CrS13 or AISI 420)   EPDM     bronze
                Z11                                                                                     NBR
                Z13                         Galvanized steel                                            EPDM      Resin
                Z15                         Galvanized steel                                            NBR      or self-
                Z20   Stainless steel 1.4301 (UNI X5CrNi1810 or AISI 304)                              VITON   lubricated
                Q01   Stainless steel 1.4301 (UNI X5CrNi1810 or AISI 304)                               EPDM     bronze
                Q03         Ductile iron EN-GJS-400-15 epoxy coated                                     NBR
                Q05  Stainless steel 1.4401 (UNI X5CrNiMo1712 o AISI 316)                               EPDM
                Q07  Stainless steel 1.4401 (UNI X5CrNiMo1712 o AISI 316)                               NBR
                Q09         Ductile iron EN-GJS-400-15 nickel plated                                    EPDM
                Q11         Ductile iron EN-GJS-400-15 nickel plated                                    NBR
                Q13                         Galvanized steel                                            EPDM
                Q15                         Galvanized steel                                            NBR
                Q20   Stainless steel 1.4301 (UNI X5CrNi1810 or AISI 304)                              VITON
                      Stainless steel 1.4301 (UNI X5CrNi1810 or AISI 304)
                            Ductile iron EN-GJS-400-15 epoxy coated

All metal, rubber, and coatings used have been designed for contact with water for human consumption, pursuant to the terms of Italian Health Ministry decree
n° 174, dated 6/4/2004.

info@raci.it - www.raci.it - Tel. +39 02 262.351  3.5                       © RACI srl - ISO 9001 - Catalog ed 10/2016
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