Page 47 - Catalogue 2019
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LUG TYPE BUTTERFLY VALVE Z 614-A  LUG TYPE BUTTERFLY VALVE Z 614-A






 TECHNICAL DATA  TORQUE

 Nominal diameter:  DN 50 - DN 300  - The values listed in the table are
            initial breakaway torques, taken
 Face-to-face:  EN 558 Series 20  with liquids and lubricant media.
 ISO 5752 Series 20  - Please regard these as
 API 609 Table 1  approximate values, as the
            objective value depends on
 Flange accommodation: EN 1092 PN 10/16  different factors like pressure,  DN (mm)  50  65  80  100  125  150  200  250  300
 ASME Class 150  medium, rubber, quality,   Size (in)    2     2½     3      4     5      6     8     10     12
            temperature ... etc.
                                           MD (Nm)       7     15     18    28     45    110   140    200    280
 Flange Surface Design:  EN 1092 Form A/B  - Our engineers look forward to                            All values in Nm
 ASME RF, FF  help you with exact values for
            your application.
 Top fl ange:  EN ISO 5211
           - Powdery (non-lubricant) media
 Marking:  EN 19  Md x 1,3
           - Dry gases/high viscous media
 Tightness check:  EN 12266 (Leakage rate A)  Md x 1,2
 ISO 5208, Categroy 3

 Temperature range:  -10°C to +200°C (depending on
 pressure, medium and material)

 Operating pressure:  max. 10 bar



 Resilient seated lug type butterfl y valve for semi-corrosive media.


           K -VALUES                                                          Opening angle α°
             v
 FEATURES  - The K -value [m³ per hour] is the  DN  Size
                v
             fl ow of water at a temperature of  [mm]  [in]  20°  30°   40°    50°    60°    70°   80°      90°
 - One piece disc/shaft    5°C to 30°C (41°F to 86°F) at  50  2  3,84  10,1  20,7  34,4  49,7  65,2  79,5  91,2
 - Split body with stainless steel screws    ∆p of 1 bar  65  2½  9,5  16,6  39,1  72,6  113  157  199     235
 - Insulation height as per plant regulations  - The K -values specifi ed are  80  3  15,6  20,6  51,4  102  165  234  304  368
                v
 - Optional: Special design RWTÜV certifi ed to TA-Air/ VDI 2440  based on tests carried out by the  100  4  24,9  39,8  96,5  183  288  398  503  589
            Delfter Hydraulics Laboratories,  125   5     51,8   67,2   135    256    428   652    926     1250
 - Triple shaft bearing  the Netherlands  150       6     76,5   97,3   197    375    629   957    1360    1830
 - Disc`s sealing surface mirror polished  200      8     137    187    373    697   1160   1760   2510    3400
 - Materials complying with FDA standards available  - Permissible velocity of fl ow  250  10  227  271  563  1090  1850  2830  4010  5390
              Vmax 4,5 m/s for liquids,
 - Can be disassembled, material-specifi c recycling possible        Vmax 70 m/s for gases  300  12  287  409  820  1550  2610  4050  5880  8120
 - For paint and laquers, a silicone-free version is available  - The throttle function is linear at  Subject to change without notice
            an angle 30° to 70°

           - Avoid cavitation
 GENERAL APPLICATIONS
           For further values, please contact
 - Food and beverage industry  our engineers.
 - Purifi cations plants
 - Pharmaceutical industry
 - Chemical and petrochemical industry
 - Water and waste water industry
 - Pneumatic materials handling technology  The split body design allows quick and easy maintenance.
 - Shipbuilding
 - Power plants
 - Civil engineering




                                                                   post@ebro-armaturen.com
 Z 614-A  1.10                                                     www.ebro-armaturen.com
                                                                   01.2019
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