vexve shut-off butterfly valves ,
Δp = 25 bar, manual gear, welding / welding, GOST, DN 300-800, full bore

Materials

Body DN 300-500 : Steel, P235GH (1.0345)
DN 600-800 : Steel P355NL1 (1.0566)
Disc DN 300-800 : Stainless steel, GX5CrNiMo19-11-2 (1.4408)
Seat DN 300-800 : 1.4542 + HCr plating
Stem DN 300-800 : Stainless steel, X3CrNiMoN27-5-2 (1.4460)
Stem seal DN 300-800 : FPM
Bearing DN 300-800 : PTFE + AISI 316 net

Operation

DN 300-800 : Valve is equipped with manual gear

For type and features of manual gear please refer to: www.vexve.com/en/actuators

Operating conditions

Body:PN 25
Trim:Δp = 25 bar
Temperature:-40 °C – +200 °C
 Below 0 °C contact manufacturer
Leakage rate:A or B (EN 12266-1)
 Depending on requirement

Dimension

DN 300-800

DN 300-800

DNPNProduct no.DD1H1H2H3H4LL1L2L3Skg
30025BFS300W2/GS325400.0247432583315270110105331782.0
35025BFS350W2/GS377400.0255443593325290134105331898.0
40025BFS400W2/GS426500.02854906723473101571303938130.0
45025BFS450W2/GS478400.03305226543793301531303868178.0
50025BFS500W2/GS530400.03605516834083501531303869213.0
60025BFS600W2/GS630500.044062878745039018414041911344.0
70025BFS700W2/GS720400.049568478450143020318244112491.0
80025BFS800W2/GS820500.058179194857347022620948312835.0

Product numbers and downloads

Product NoEANLVIRSKNRFMMDNKvPhotokg
BFS300W2/GS30082.0
BFS350W2/GS35098.0
BFS400W2/GS400130.0
BFS450W2/GS450178.0
BFS500W2/GS500213.0
BFS600W2/GS600344.0
BFS700W2/GS700491.0
BFS800W2/GS800835.0

Technical documentation for the product

Certificates

Declaration of Conformity
Declaration of Conformity
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EN 3834-2 certificate
EN 3834-2 certificate
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ISO 14001 certificate
ISO 14001 certificate
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ISO 9001 certificate
ISO 9001 certificate
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Serbia EN488 2018
Serbia EN488 2018
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TÜV AGFW Butterfly valves
TÜV AGFW Butterfly valves
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Vexve Oy Finnish key flag certificate EN
Vexve Oy Finnish key flag certificate EN
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Operation manuals

Butterfly valves Kv-value chart
Butterfly valves Kv-value chart
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Butterfly valves, coupling dimensions
Butterfly valves, coupling dimensions
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Butterfly valves, maximum allowed operating torques
Butterfly valves, maximum allowed operating torques
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Pressure loss diagram of Vexve butterfly valves DN 300–1400
Pressure loss diagram of Vexve butterfly valves DN 300–1400
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Vexve Butterfly valve Kv curves for DN 300-800
Vexve Butterfly valve Kv curves for DN 300-800
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Vexve butterfly valve, installation, operation and maintenance manual
Vexve butterfly valve, installation, operation and maintenance manual
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