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DESPONIA_0811
DESPONIA
www.interapp.net
Butterfly valve DN25-1400
Large choice of materials
for most of the industrial applications
2/8 DESPONIA_0811
DN 25 - 400 DN 450 - 700 DN 750 - 1400








DESPONIA
● Characteristics:
● Construction:
 Body (extended valve neck allowing insulation)
 Blow out proof shaft with position indication
 Disc
 Exchangeable liner with sealing grooves on the tightening face
 Shaft bearing (DN25-400 rilsan, DN450-1400 bronze)
 Square driven disc
 External shaft sealing
 Retaining washer (blow out protection)
DESPONIA Centric butterfly valve with elastomer liner
Application fields For liquids and gases in the industrial range, general services, water treatment, ...
Body construction
D1 Wafer DN 25-800 D3 LUG DN 25-400 D4 U-section DN 150-1400
Face to face dimension according to ISO 5752/20, EN 558-1/20
Top flange according to EN ISO 5211
Max. working pressure 16 bar
Rating PN6, PN10, PN16, ANSI cl. 150
Temperature range Standard -10°C ÷ 95°C with EPDM liner, max. -10°C ÷ 200°C according to material,
other temperatures on request
Tightness test according to EN 12266-1/P12 leakage rate A, test fluid water
The butterfly valves DESPONIA meet the safety requirements of the pressure Equipments Directive 97/23/EC
(PED) appendix 1 for fluids of the groups 1 and 2.
Butterfly valve DN25-1400
3/8 DESPONIA_0811
D1 0100 . 33 - 2AR . 4A . 2AR . E
      
DESPONIA DN→
25
32
40
50
65
80
100
125
150
200
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
D1
PN6 3
PN10 3 2
PN16 3
D3
PN10 3 2
PN16 3
D4
PN10 3 2
PN16 3
DESPONIA
25
32
40
50
65
80
100
125
150
200
250
300
350
400
450
500
600
700
800
900
1000
1200
1400
GG25 (1A) 2
GGG40 (2A)
2
3
● Code key:
**Rating (Code)
* Working pressure (Code)
 Body type
D1 Wafer DN25-800
D3 LUG body DN25-400
D4 U-section body DN150-1400
 Nominal diameter 0025-1400 mm
 Working pressure 1 6 bar (special execution with reduced disc diameter)
* 10/16 bar, see table below
 Rating ** PN6/10/16 see table below. Other ratings on request
 Body
1AR Cast iron GG25, Epoxy (Resicoat®) coated 200μ DN250-400
1AE Cast iron GG25, Polyurethan coated 70μ DN450-1400
2AR Ductile iron GGG40, Epoxy (Resicoat®) coated 200μ DN25-400
2AE Ductile iron GGG40, Polyurethan coated 70μ DN450-1400
 Shaft 4A Stainless steel 1.4028, AISI420
4L Stainless steel 1.4542 / 17-4PH
 Disc
2AR Ductile iron GGG40, Rilsan coated 250μ (max.90°C) DN25-700
2AE Ductile iron GGG40, Epoxy coated 70μ DN800-1400
2AC Ductile iron GGG40, Chrome coated
4C0 Stainless steel 1.4408, AISI316
4CP Stainless steel 1.4408, AISI316, polished
4CH Stainless steel 1.4408, AISI316, Halar coated min.600μ
4D0 Uranus B6
5C0 Alubronze G-Cu Al 10 Ni / 2.0976 / C95800 / ASTM B148-958
7H0 Hastelloy C
 Liner
E EPDM (max.95°C) N Nitrile (NBR) B Butyl SV Silicone for steam
EA EPDM ACS FDA NC Nitrile carboxylit H CSM SA Silicone for food industry
(max.130°C) RN Natural rubber S Silicone V FKM
Other materials and white liners on request
When mounting the valve at the end of a line please note:
- Body type D3 possible without counter flange
D4 only with counter flange
- Body material 2A (GGG40)
- Medium only for liquids, 10÷30ºC
- Max. working pressure DN25-200 10 bar
DN250-600 6 bar
DN700-1400 2,5 bar
- no water hammer !!!
please consult our document “Flanges”
Other executions on request !
Pressure and temperature limits of application are dependent of the
working conditions.
Body material DN→
10 bar
10 bar
16 bar
Butterfly valve DN25-1400
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DN A B1 C D1 E H* [kg]
25/32 110 50 30 72 19 17,0 1,4
40 130 60 33 86 19 27,0 2,0
50 135 72 43 101 19 30,0 3,0
65 150 82 46 121 19 49,0 3,6
80 160 92 46 138 19 68,5 4,0
100 180 102 52 160 19 88,5 5,5
125 195 120 56 189 19 114,5 7,5
150 210 133 56 214 19 142,0 8,6
200 240 163 60 272 25 193,5 12,7
250 280 196 68 324 32 243,5 22,2
300 315 232 78 378 32 292,5 30,8
350 330 257 78 425 40 329,5 41,5
400 365 292 102 475 40 375,5 57,2
450 400 359 114 538 65 426 95,0
500 440 397 127 595 65 477 125
600 525 467 154 695 80 572 180
700 565 518 165 800 80 663 280
800 632 562 190 908 80 780 387
DN 25/32 DN 40/50/65 DN 80/100 DN 125/150/200
DN 250-400 DN 450-800
DN 25/32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600 700 800 900 1000 1200 1400
kv 40 50 100 210 360 650 1050 1770 3400 5090 7360 9800 12900 16800 21700 29800 35100 45900 59300 82100 102700 ≈170000
DESPONIA
● D1 Wafer, DN 25-800
* When using plastic stubs please check dimension H to avoid damaging of disc
● Kv values m3/h
Butterfly valve DN25-1400
5/8 DESPONIA_0811
DN A B3 C D3 E H* [kg]
25/32 110 50 30 72 19 17,0 1,4
40 130 60 33 86 19 27,0 2,0
50 135 72 43 117 19 30,0 3,2
65 150 82 46 130 19 49,0 4,0
80 160 88 46 188 19 68,5 6,1
100 180 102 52 219 19 88,5 8,5
125 195 116 56 248 19 114,5 10,0
150 210 128 56 274 19 142,0 11,0
200 240 161 60 332 25 193,5 19,6
250 280 199 68 402 32 243,5 28,7
300 315 234 78 472 32 292,5 41,2
350 330 258 78 520 40 329,5 55,0
400 365 290 102 584 40 375,5 75,0
DN A B4 C D4 H* J E [kg]
150 210 143 56 285 142,0 10,0 19 15,0
200 240 170 60 340 193,5 12,5 25 19,5
250 280 200 68 406 243,5 15,0 32 30,5
300 315 239 78 482 292,5 15,0 32 44,0
350 330 265 78 533 329,5 18,0 40 59,0
400 365 296 102 596 375,5 20,0 40 82,0
450 400 359 114 640 426 24,0 65 118
500 440 397 127 715 477 26,0 65 175
600 525 467 154 840 572 28,5 80 260
700 565 503 165 927 663 31,5 80 345
(750) 590 541 170 985 712 34,0 80 435
800 630 580 190 1060 780 36,5 80 510
900 695 650 203 1170 855 38,0 100 660
1000 748 696 216 1255 960 44,0 100 790
(1100) 768 738 218 1340 1055 44,0 100 850
1200 882 809 254 1485 1150 47,0 120 1180
1400 990 938 280 1680 1340 40,0 120 1700
DN E G d e f ISO a b n x øy
25/32 19  8 - - 12 F07 90 70 4 x 9
40 19  8 - - 12 F07 90 70 4 x 9
50 19  11 - - 12 F07 90 70 4 x 9
65 19  11 - - 12 F07 90 70 4 x 9
80 19  11 - - 12 F07 90 70 4 x 9
100 19  11 - - 12 F07 90 70 4 x 9
125 19  14 - - 12 F07 90 70 4 x 9
150 19  14 - - 12 F07 90 70 4 x 9
200 25  17 - - 12 F07 90 70 4 x 9
250 32  22 - - 18 F10/F12 155 102/125 4 x 10 / 4 x 13
300 32  22 - - 18 F10/F12 155 102/125 4 x 10 / 4 x 13
350 40  22 - - 18 F12 155 125 4 x 13
400 40  27 - - 18 F12 155 125 4 x 13
450 65 ø 45 14 9 25 F14 175 140 4 x 18
500 65 ø 45 14 9 25 F14 175 140 4 x 18
600 80 ø 70 20 12 25 F16 220 165 4 x 22
700 80 ø 70 20 12 25 F25 300 254 8 x 18
(750) 80 ø 70 20 12 30 F25 300 254 8 x 18
800 80 ø 70 20 12 30 F25 300 254 8 x 18
900 100 ø 80 22 14 30 F30 350 298 8 x 22
1000 100 ø 80 22 14 30 F30 350 298 8 x 22
(1100) 100 ø 80 22 14 30 F30 350 298 8 x 22
1200 120 ø100 28 16 30 F30 350 298 8 x 22
1400 120 ø120 32 18 35 F30 350 298 8 x 22
DN 25-400 DN 450-1400
DESPONIA
● D3 LUG body, DN 25-400
● D4 U-section body, DN 150-1400
● Top flange according to ISO 5211
Butterfly valve DN25-1400
6/8 DESPONIA_0811
DN A B C (kg)
25-40 HLA.F0708.180 180 45,5 41 0,4
50-65 HLA.F0711.180 180 45,5 41 0,4
80-100 HLA.F0711.240 243 45,5 43 0,5
125-150 HLA.F0714.340 340 45,5 51 0,6
200 HLA.F0717.340 340 45,5 51 0,6
250-300 HLA.F1222.500 500 77,5 40 2,2
DN A B C (kg)
25-40 HLP.F0708.240 243 45,5 41 0,3
50-65 HLP.F0711.240 243 45,5 41 0,3
80-100 HLP.F0711.240 243 45,5 43 0,3
125-150 HLP.F0714.340 340 45,5 51 0,5
200 HLP.F0717.340 340 45,5 51 0,5
DN G H
25-40 PO.F0708.30 30 65
50-100 PO.F0711.30 30 65
125-150 PO.F0714.30 30 65
200 PO.F0717.30 30 65
DN I J
25-40 HW.F0708.200 200 52
50-100 HW.F0711.200 200 52
125-150 HW.F0714.250 250 52
HLA / HLP
DESPONIA
● Handlever (DN25-300):
Aluminium, Epoxy coated
● Plumber square (DN25-200):
● Handwheel (DN25-150):
Polyamide PA 6, 30% glass fibers reinforced
Butterfly valve DN25-1400
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DN A B C D E H øR n* [kg]
25-40 GB232-05.F05-F0711.100(R08) 80 114 42,5 48 121 53 100 10 0,8
50-100 GB232-05.F05-F0711.100 80 114 42,5 48 121 53 100 10 0,8
125-150 GB232-05.F05-F0714.100 80 114 42,5 48 121 53 100 10 0,8
200 GB232-06.F05-F0717.160 80 114 42,5 48 179 59 160 10 0,9
250-300 GB232-08.F07-F1022.250 100 131 50 56 209 67 250 9,25 1,55
350 GB232-13.F10-F1222.300 175 209 80 83 361 84 300 10 5,4
400 GB232-13.F10-F1227.500 175 209 80 83 396 84 500 10 5,4
450 GB232-14.F1445.600 175 209 80 83 396 84 600 10 5,4
500 GB1250N.F1445.500 220 258 105 110 326 100 500 13,75 22
600 GB1250N.F1665.700-SH100 220 258 105 110 446 100 700 13,75 22
700 GB1950N/HR.F2570.600 285 402,5 211 142,5 467 155 600 21 32
750 GB1950N/HR.F2570.600 285 402,5 211 142,5 467 155 600 21 32
800 GB1950N/HR.F2570.700-SH100 285 402,5 211 142,5 487 155 700 21 32
900 GB6800N/SP4.F3080.500 370 482 263 170 500 160 500 79,25 70
1000 GB6800N/SP4.F3080.500 370 482 263 170 500 160 500 79,25 70
1100 GB6800N/SP4.F3080.500 370 482 263 170 500 160 500 79,25 70
1200 GB6800N/SP4.F30100.500 370 482 263 170 500 160 500 79,25 70
1400 GBA250G/SP9.F30120.800 510 725 431 235 629 169 800 176 225
GB 232
GB880-6800
DESPONIA
● Gearbox:
Material: * n = Handwheel turns ON/OFF
GB232 : Aluminium, Polyurethan coated
GB880-GB6800 : Cast iron, Polyurethan coated
pmax DN25-200 ...16 bar, DN250-1400 ... 10 bar
● Further documentation: - pneumatic actuators
- electric actuators
- Accessories
according separate data sheets
● Important guides: - Installation guide
- Maintenance guide
- Flanges
Please consult these guides for the installation and maintenance of our butterfly valves
You can find most of these documents as well as the declaration of conformity and other certificates in several languages
at our homepage
Butterfly valve DN25-1400
Copyright © by InterApp
DESPONIA_0811
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The technical data are noncommittal and do not assure you of any properties. Please refer to our general sales
conditions.
Modifications without notice