View
3
Download
0
Category
Preview:
Citation preview
AdvantagesReliablesealingagainsthighpressuresandlowtorquesduetothedouble offsetdesign
Low-wearswitchingcharacteristics
Securestemsealing(Option:TA-Luft)
Variableseatringmaterials
GEFA-MULTITOPEfficientautomationwithvariableinterfacewithoutinterruptionofthestem
Pivotinganglelimitationandopticalpositionindicatoratthestempreventswrongpositionofthestemduringservicing
VDI 2440EPDM
CRYO-AUSFÜHRUNG-196°C
BUTTERFLY VALVES
HIGH PERFORMANCE BUTTERFLY VALVEButterflyvalvedoubleoffsetdesign|typeHG
1 Automation · StandardmountingflangeaccordingtoENISO5211· Directactuatormountingwithoutinterruptionofthestem· Variableandexchangeableforanyactuatorsize· Actuatorprotectionagainstleakage
2 Safety (option: TA-Luft) Stemsealingcanbere-tensionedbeneaththemountingflange; thus,itcanbereadjustedwithoutdismountingtheactuator.
3 Long service life Theinsertringofthebodyefficientlyprotectstheseatringfromthe directmediumflowandpreventswearsuchaserosionandabrasion.
4 Reliability Thedoubleoffsetdesignwithsphericalsealingsurfaceatthediscallowsswitchingwithminimumwearandoffersthehighestleveloftightnessandlowtorquesatthesametime.
5 Exact and variable Face-to-facedimension:EN558line20/25/16Option:Designwithgroove/springEN1092,formD
6 Precise mounting Easymountingduetocentringaidsforallstandardflanges.
7 Service-friendly Theaxialcentringofthestemcanbereachedeasilyandisprepared forlaterservice.
8 Efficient and safe Thecylindricalscrewsfixthemountingflangewithouttransferring torques(drivingtorques).
9Theclampingsleevesguaranteeaclearance-freeconnectionbetween themountingflangeandthebodyandtransferthedrivingtorques.
Efficientandsafeautomationwiththe interchangeableflangeGEFA-MULTITOP
1
2
3
4
5
6
7
8
9
Subject to technical modifications
TECHNICAL FEATURESButterflyvalvedoubleoffsetdesign|typeHG
Type HG 1 DN50–DN600
Doubleoffsetvalveaswafertypebutterflyvalveforhighpressureandtemperatureloads
Wafer style
Technical DataForinstallationbetweenflangesEN1092, PN10/16/25/40,PS25 ASMECl150/300,PS25Temperature range-50°Cto+450°CVacuum:upto1mbar(abs)Face-to-face dimensionDINEN558line20Optional:line25andline16API609table1Mounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000
Type HG 7 DN50–DN600
Doubleoffsetvalvewithlugsforhighpressureandtemperatureloads
Can be removed from theflange on one side
Technical DataForinstallationbetweenflangesEN1092, PN10/16/25/40,PS25 ASMECl150/300,PS25Temperature range-50°Cto+450°CVacuum:upto1mbar(abs)Face-to-face dimensionDINEN558line20Optional:line25andline16API609table1Mounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000
Type HG 7 ...BK DN50–DN600
Doubleoffsetvalvewithlugsforhighpressureandtemperatureloads
Can be removed from theflange on both sides
Technical DataForinstallationbetweenflangesEN1092, PN10/16/25/40,PS25 ASMECl150/300,PS25Temperature range-50°Cto+450°CVacuum:upto1mbar(abs)Face-to-face dimensionDINEN558line20Optional:line25andline16API609table1Mounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000
Type HGF DN50–DN600FireSafe version
Doubleoffsetvalvefor theuseintheFireSafe areaaccordingto DINENISO10497,API607undBS6755Part2
Wafer or lug style
Technical DataForinstallationbetweenflangesEN1092,PN10/16/25/40,PS25ASMECl150/300,PS25Temperature range -50°Cto+450°CFace-to-face dimensionDINEN558line20Optional:line25andline16API609table1Mounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000
THE TYPESButterflyvalvedoubleoffsetdesign|typeHG
BUTTERFLY VALVES
Type HGC DN50–DN600Cryo version
Doubleoffsetvalvefortheusedownto-200°Cwithcryogenicstemextension aspressurechamber
Wafer or lug style
Technical DataForinstallationbetweenflangesEN1092,PN10/16/25/40,PS10ASMECl150/300,PS25Temperature range -200°Cto+200°CFace-to-face dimensionDINEN558line20Optional:line25andline16API609table1Mounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000
Type HGH DN50–DN600Valve with heating jacket
Doubleoffsetvalvewith heatingjacketwithtwochambersconnections:flange,weldingsocket,threadedsocket
Technical DataForinstallationbetweenflangesEN1092,PN10/16/25/40,PS25ASMECl150/300,PS25Temperature range -50°Cto+450°CFace-to-face dimensionDINEN558line20Optional:line25andline16API609table1Mounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000
Type HGHL DN50–DN600Welded valve
Doubleoffsetvalvewithdoubleshellforheatingwithoutinterruptionofthepipelineheating.
Technical DataForinstallationbetweenflangesEN1092,PN10/16/25/40,PS25ASMECl150/300,PS25Temperature range-50°Cto+450°CFace-to-face dimensionaccordingtocustomerspecificationsMounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000
Type HG1 /7 L DN50–DN600Food
DoubleoffsetvalvefortheuseinthefoodindustryaccordingtotheregulationEC1935/2004
Technical DataForinstallationbetweenflangesEN1092,PN10/16/25/40,PS25ASMECl150/300,PS25Temperature range-20°Cto+200°CVacuum:upto1mbar(abs)Face-to-face dimensionDINEN558line20Optional:line25andline16API609table1Mounting flangeDINENISO5211TestDINEN12266P10P11P12F20MarkingDINEN19,AD2000VO(EG)1935/2004
Subject to technical modifications
Theseatringsystem
Highly flexible with optimisedrestoring forceIfitisinstalledintherecommendedflowdirection,thedifferentialpressureeffi-cientlysupportsthebubble-tightsealing
Options· Lowtemperatureseatring· Seatringmadeofhighperformanceplasticsforextremecasesofapplication
R-PTFE seat ring Highlyflexibledesign–chemicallyalmostunlimitedresistant.Pressure-resistantduetoglassfibrereinforce-mentevenathightemperatures. TightnessEN12266,leakagerateA.
Metal seat ringExcellentspringcharacteristicsduetothespecialform.Hightemperature-resistantduetotheseatringconstruction of:1.4571nitrated,tightnessupto+450°C,EN12266,leakagerateB.
Firesafe seat ringDoubleseatPTFE/1.4571certifiedaccordingtoENISO10497:2010-06API607,6thedition.
Thedoubleoffsetdesignallowsareliable,almostwear-freeshut-off. Duetothedoubledisplacementofthepivot,thevalvediscisliftedfromtheseatatthebeginningoftheopeningmovement.Theseatisthenfreefromheavypressureoverthewholecircumference.
The 90 ° turning is frictionless ateven reduced torques.
Thesedesigncharacteristicsallowanextremelylongfunctionallife–even athighswitchingfrequencies.Therecommendedpressuredirection(arrowmarkatthebody)ensurescompletetightness.
Theactivepressure(differentialpressure)ofthemediumadditionallysupportsthesealingfunctionviathepressingeffectoftheseatringagainstthesealingsurfaceofthedisc.Theinsertringandthebodyadditionallyprotecttheflexibleseatringefficientlyagainstnegativeflowinfluences.
Thedoubleoffsetdesign
DETAILED SOLUTIONSButterflyvalvedoubleoffsetdesign|typeHG
BUTTERFLY VALVES
Position Designation Material
≤ DN 300≥ DN 350
HG 4466 TGHG 4444 TG
HG 6666 TG HG 4435 MHG 4444 M
HG 6635 MHG 4435 HMHG 4444 HM
HG 6635 HM HGF 4466 TM HGF 6666 TM
max. operating temp. +220°C +220°C +220°C +220°C +450°C +450°C +200°C +200°C
1 Body 1.0619 1.4408 1.0619 1.4408 1.0619 1.4408 1.0619 1.4408
2 Valvedisc≤DN300≥DN350
1.44081.0619/nickel-plated
1.44081.4408
1.4408/ nitrated1.0619/ nickel-plated
1.4408/ nitrated1.4408/ nitrated
1.4408/ nitrated1.0619/ nickel-plated
1.4408/ nitrated1.4408/ nitrated
1.4408/ nitrated1.0619/ nickel-plated
1.44081.4408
3 Welle 1.4571 1.4571 1.4571 1.4571 1.4571 1.4571 1.4571 1.4571
4* Seatring PTFE/Glas PTFE/Glas 1.4571/nitrated/ Graphite**
1.4571/nitrated/ Graphite**
1.4571/nitrated/ Graphite**
1.4571/nitrated/ Graphite**
PTFE/1.4571/nitrated+ Graphite
PTFE/1.4571/nitrated+ Graphite
5 Bearingbush 1.4401/PTFE 1.4401/PTFE 1.4401/PTFE 1.4401/PTFE 1.4571/nitrated 1.4571/nitrated 1.4571/nitrated 1.4571/nitrated
6* Package PTFE PTFE PTFE PTFE Graphite Graphite Graphite Graphite
7 Insertring C-steel 1.4571 C-steel 1.4571 C-steel 1.4571 1.4571 1.4571
Pressureandtemperaturerangediagram
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 4500
5
10
15
20
25
30
35
500
Body
40
45
50
55
POM seat
PEEK seat
Saturated steam
DN 50 - DN 300
PTFE seat PTFE/glass seat
PTFE/carbon seat
Metal seat
PN 25
PTFE seat
0
5
10
15
20
25
POM seatPTFE/glass seat
DN 600
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 450 500
PTFE/carbon seat
Metal seat
Body
Saturated steam
Temperature °C
PN 10
Metal seat
PTFE/glass seat
40
35
30
25
20
15
10
5
0
POM seat
PTFE/carbon seat
Body Saturated steam
DN 350 - DN 500
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 450 500
PTFE seat
PN 16
Temperature °C
Temperature °C
Druck/Temperatur-Diagramm
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 4500
5
10
15
20
25
30
35
500
Body
40
45
50
55
POM seat
PEEK seat
Saturated steam
DN 50 - DN 300
PTFE seat PTFE/glass seat
PTFE/carbon seat
Metal seat
PN 25
PTFE seat
0
5
10
15
20
25
POM seatPTFE/glass seat
DN 600
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 450 500
PTFE/carbon seat
Metal seat
Body
Saturated steam
Temperature °C
PN 10
Metal seat
PTFE/glass seat
40
35
30
25
20
15
10
5
0
POM seat
PTFE/carbon seat
Body Saturated steam
DN 350 - DN 500D
iffe
rent
ial p
ress
ure
bar
0-40 50 100 150 200 250 300 350 400 450 500
PTFE seat
PN 16
Temperature °C
Temperature °C
Druck/Temperatur-Diagramm
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 4500
5
10
15
20
25
30
35
500
Body
40
45
50
55
POM seat
PEEK seat
Saturated steam
DN 50 - DN 300
PTFE seat PTFE/glass seat
PTFE/carbon seat
Metal seat
PN 25
PTFE seat
0
5
10
15
20
25
POM seatPTFE/glass seat
DN 600
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 450 500
PTFE/carbon seat
Metal seat
Body
Saturated steam
Temperature °C
PN 10
Metal seat
PTFE/glass seat
40
35
30
25
20
15
10
5
0
POM seat
PTFE/carbon seat
Body Saturated steam
DN 350 - DN 500
Dif
fere
ntia
l pre
ssur
e ba
r
0-40 50 100 150 200 250 300 350 400 450 500
PTFE seat
PN 16
Temperature °C
Temperature °C
Druck/Temperatur-Diagramm
Availablematerials
Control range20°–60°openingangle
Vacuum-tightupto1mbar(a)
Flange surfacesaccordingtoDINEN1092-1formB1
Thepressureandtemperaturerangediagramshowstheapplicationlimitsofthedifferentseatringmaterials. Theselimitsapplytotheintendeduse.Processvariables andcharacteristicsofthemediumcaninfluencethevaluesofthediagram.Temperaturesbelow-50°Cuponrequest.
Nominal size Nominal pressuremax. operating pessure
DN50–DN300PN10/16/25/40ANSI150/300
25bar
DN350–DN500PN10/16/25ANSI150
16bar
DN600–DN1000PN10/16ANSI150
10bar
Themaximumoperatingpressuredependsontheoperatingtemperature.
*Sparepart/wearpart,**Option:1.4571/nitrated/PTFE
Subject to technical modifications
TECHNICAL DATAButterflyvalvedoubleoffsetdesign|typeHG
Recommended