Page 6 - Catalogue 2019

WAFER PATTERN BUTTERFLY VALVE TYPE Z 011-A WAFER PATTERN BUTTERFLY VALVE TYPE Z 011-A

TECHNICAL DATA TORQUE Adapted disc size pressure rating
DN
Nominal diameter: DN 20 - DN 1200 - The values listed in the table are [mm] Size 3 bar disc 6 bar disc 10 bar disc 16 bar disc
[in]
(DN 20 only PN 10/16) initial breakaway torques, taken
with liquids and lubricant media. 20 ¾ 5 5 5 -
Face-to-face: EN 558 Series 20 25 1 5 5 5 -
ISO 5752 Series 20 - Please regard these as 32 1¼ 5 5 5 -
approximate values, as the
API 609 Table 1 40 1½ 8 8 8 8
objective value depends on
different factors like pressure, 50 2 9 9 9 9
Flange accommodation: EN 1092 PN 6/10/16 medium, rubber, quality, 65 2½ 18 18 18 18
ASME Class 150 temperature ... etc.
AS 4087 PN 16 80 3 8 10 18 24
- Our engineers look forward to 100 4 9 18 28 37
Flange Surface Design: EN 1092 Form A /B help you with exact values for 125 5 15 22 45 59
ASME RF, FF your application. 150 6 36 45 78 125
200 8 59 76 140 200
Top fl ange: EN ISO 5211 - Powdery (non-lubricant) media
Md x 1,3 250 10 150 180 200 240
Marking: EN 19 300 12 200 240 280 360
- Dry gases/high viscous media 350 14 350 540 610 700
Tightness check: EN 12266 (Leakage rate A) Md x 1,2 400 16 420 620 750 850
ISO 5208, Category 3 450 18 720 746 860 1500
500 20 900 1100 2255 3690
Temperature range: -40°C to +200°C (depending on 600 24 1050 2100 3000 5830
pressure, medium and material)
700 28 1560 2240 3450 8100
Operating pressure: max. 16 bar 800 32 2070 3800 6600 11200
900 36 2700 4900 7100 14500
1000 40 4600 6780 11500 24400
A universally applicable wafer type valve acc. to EN 593. 1200 48 7800 12000 21000 44000
The large variety of basic materials allows applications in different All values in Nm
industries.
K -VALUES Opening angle α°
v
- The K -values [m³ per hour] is DN Size
v
the fl ow of water at a tempera- [mm] [in] 20° 30° 40° 50° 60° 70° 80° 90°
FEATURES ture of 5°C to 30°C (41°F to 20 ¾ - 3,46 5,95 7,97 9,7 11,2 12,8 14,5
86°F) at ∆p of 1 bar 25 1 - 3,53 7,33 11,5 15,8 20,0 24,0 27,3
- Absolutely tight sealing with fl ow in either direction 32 1¼
- The K -values specifi ed are - 2,56 7,97 15,5 24,2 33,0 40,8 46,6
v
- The valve body and disc are accurately machined which based on tests carried out by 40 1½ 0,94 4,96 11,9 20,7 30,4 40,2 49,0 55,8
results in low operating torque and long service life and the Delfter Hydraulics Laborato- 50 2
reliabililty ries, the Netherlands 65 2½ 3,84 10,1 20,7 34,4 49,7 65,2 79,5 91,2
- Triple shaft bearings prevent shaft defl ection and guarantee 9,5 16,6 39,1 72,6 113 157 199 235
optimum guidance even after many years of operational service - Permissible velocity of fl ow 80 3 15,6 20,6 51,4 102 165 234 304 368
Vmax 4,5 m/s for liquids,
- Four fl ange mounting holes ensure correct valve location when Vmax 70 m/s for gases 100 4 24,9 39,8 96,5 183 288 398 503 589
installing 125 5 51,8 67,2 135 256 428 652 926 1250
- Can be installed in any desired position - The throttle function is linear at 150 6 8 76,5 97,3 197 375 629 957 1360 1830
200
- Maintenance-free an angle 30° to 70° 137 187 373 697 1160 1760 2510 3400
250 10 227 271 563 1090 1850 2830 4010 5390
- Can be disassemble, material-specifi c recycling possible - Avoid cavitation 300 12 287 409 820 1550 2610 4050 5880 8120
- For paint and lacquers, a silicon-free version is available 350 14 399 488 1070 2110 3590 5480 7760 10400
For further values, please contact
our engineers. 400 16 557 703 1360 2600 4470 7060 10400 14600
450 18 716 907 1810 3440 5830 8980 13000 17800
500 20 875 1110 2250 4280 7180 10900 15500 20900
600 24 1230 1550 3150 6010 10090 15400 21800 29400
GENERAL APPLICATIONS: 700 28 1100 1770 3590 6610 10900 16400 23200 31400

- Chemical and petrochemical industries 800 32 1670 2680 5450 10000 16500 24900 35200 47600
- Water and waste water technology 900 36 1960 3150 6390 11800 19300 29200 41300 55900
1000 40 2430 3890 7910 14600 23900 36100 51100 69100
- Pneumatic materials handling technology
Aluminium version. Available Sizes: DN 50 - DN 400 1200 48 3500 5620 11400 21000 34500 52100 73800 99800
- Shipbuilding
Subject to change without notice
- Power generation industry
- Transport of hazardous materials (EN 14432)

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Z 011-A 1.1 www.ebro-armaturen.com
01.2019