gate valve with rubbered wedge [grw] - termovent sc...
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Gate Valve with Rubbered Wedge [GRW]
Standard: EN 1171, EN 1074-2
DN 50 ÷ DN 300 PN 10 ÷ PN 16
Design• Body and bonnet made of nodular
cast iron• Body-bonnet connection without
bolts - pressure seal joint• Electro statically applied epoxy
powder, internally >200 µm,externally >250 µm
• Stem sealing(O-rings), bonnet andall other gaskets made of NBR orEPDM rubber
• Wedge core fully vulcanized withNBR or EPDM rubber
• Non-rising stainless steel stem withstem nut in wedge
Applications• Equipment and control of water
supply and sewerage systems
Media• Drinkable water, sewage and other
non aggressive media
Pressure and temperature• Pressure up to 16 bar• Temperature up to 70 oC
Materials• Nodular cast iron
Advantages• Underground installation• Body without any potholes and
pockets gives the least resistancetowardfluidflow
• Long service life• Easy handling and work without
maintenance
Options• Electric actuator• Extended stem with handwheel• Connectingflangesaccordingto:
GOST, DIN, ANSI• Gate valve complete with counterflanges,boltingandgaskets
Testing• Every produced gate valve was
tested according to EN 12266
www.termoventsc.rs
D-04-GRW-EN-V120500.pdf
We keep the right to change the design, materials and weights at any time without prior or direct notice.
Drawing D.4.1 Parts and dimensions
List of materials Table D.4.1
Item PartApplication
1 Body
up to 70°C
nodular cast iron 2 Bonnet nodular cast iron3 Gate nodular cast iron4
TrimGate Seating Surface NBR or EPDM
5 Stem min 13% Cr6 Stem Nut Cu alloy7 Bonnet Gasket NBR or EPDM8 Stem O-Ring NBR or EPDM
AUMA
bFTF
D
H
DN Dk
nxd
1
3 6
7
2 8
5
4
Upravljanje elektromotornimpogonom
Upravljanje ručnim točkomsa produženim vretenom
Upravljanje ručnim točkom
D-04-GRW-EN-V120500.pdf
We keep the right to change the design, materials and weights at any time without prior or direct notice.
www.termoventsc.rs
DOO TERMOVENT SC|Industrijskazonabb|21235Temerin|Srbija/SerbiaTel:++38121842-505,842-911|Fax:++38121843-238e-mail:[email protected]
www.termoventsc.rs
[GRW] Dimensions PN 16, EN 558-1 Serie 15 (DIN 3202- F5) Table D.4.2
DNFTF D b Dk d n H
(mm)
50 250 165 18 125 18 4 235 1480 280 200 20 160 18 8 305 22,5
100 300 220 20 180 18 8 350 28,5150 350 285 22 240 23 8 440 56200 400 340 24 295 23 12 485 97250 450 405 26 355 26 12 485 104300 500 460 28 410 27 12 530 255
[GRW] Dimensions PN 16, EN 558-1 Serie 14 (DIN 3202- F4) Table D.4.3
DNFTF D b Dk d n H
(mm)
50 150 165 18 125 18 4 235 1380 180 200 20 160 18 8 305 19,4
100 190 220 20 180 18 8 350 25150 210 285 22 240 23 8 440 50200 230 340 24 295 23 12 485 81250 250 405 26 355 26 12 485 95300 270 460 28 410 27 12 530 210
AUMA
bFTF
D
H
DN Dk
nxd
1
3 6
7
2 8
5
4
Electric actuator Extended stem Operated with handwheel
Optional execution
(kg)
(kg)
D-04-GRW-EN-V120500.pdf
We keep the right to change the design, materials and weights at any time without prior or direct notice.
www.termoventsc.rs
DOO TERMOVENT SC|Industrijskazonabb|21235Temerin|Srbija/SerbiaTel:++38121842-505,842-911|Fax:++38121843-238e-mail:[email protected]
www.termoventsc.rs
www.termoventsc.rs
Notes
D-04-GRW-EN-V120500.pdf
We keep the right to change the design, materials and weights at any time without prior or direct notice.
DOO TERMOVENT SC|Industrijskazonabb|21235Temerin|Srbija/SerbiaTel:++38121842-505,842-911|Fax:++38121843-238e-mail:[email protected]
www.termoventsc.rs