Valve Finder

Shut-off butterfly valve

Series BFSW1/GS, welding / welding, GOST, full bore, DN 300-800, PN 16

DN 300-800
Show technical documentation for the product

Materials

Body
DN 300-500: Steel, P235GH (1.0345)
DN 600-800: Steel, P355 NL1 (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

Mounting

welding / welding, GOST

Operation

DN 300-800
manual gear

Operating conditions

Body
PN 25
Trim
Δp = 16 bar
Temperature
-40 °C - +200 °C
Leakage rate
A (EN 12266-1)

Below 0 °C contact manufacturer. Lowest allowed ambient temperature -40 °C.

DN 300-800

Dimensions

DN 300-800
DN 300-800
DN 300-800
DNPNProduct no.DD1H1H2H3H4LL1L2L3SKg
30016BFS300W1/GS325.0400247.0432583315270110.0105331780
35016BFS350W1/GS377.0400255.0443593325290134.0105331897
40016BFS400W1/GS426.0500285.0490672347310157.01303938117
45016BFS450W1/GS478.0400330.0522654379330153.01303868176
50016BFS500W1/GS530.0400360.0551683408350153.01303869195
60016BFS600W1/GS630.0500440.0628787450390184.014041911319
70016BFS700W1/GS720.0400495.0684784501430203.018244112448
80016BFS800W1/GS820.0500581.0791948573470226.020948312771

Technical documentation for the product

  1. Certificates

    1. Declaration of Conformity

      Declaration of Conformity

      PDF
    2. T V AGFW FW428 BFS BFC

      T V AGFW FW428 BFS BFC

      PDF

  2. Operation manuals

    1. Butterfly valves, coupling dimensions

      Butterfly valves, coupling dimensions

      PDF
    2. Vexve Butterfly Valve Kv Curves For DN300 800 EN

      Vexve Butterfly Valve Kv Curves For DN300 800 EN

      PDF
    3. Vexve Butterfly Valve Kv Curves For DN900 1200 EN

      Vexve Butterfly Valve Kv Curves For DN900 1200 EN

      PDF
    4. Vexve butterfly valves, installation, operation and maintenance manual

      Vexve butterfly valves, installation, operation and maintenance manual

      PDF
    5. Vexve Butterfly Valves Kv Value Chart EN

      Vexve Butterfly Valves Kv Value Chart EN

      PDF
    6. Vexve Butterfly Valves Pressure Loss Diagram DN300 1400

      Vexve Butterfly Valves Pressure Loss Diagram DN300 1400

      PDF
    7. Vexve Butterfly Valves Operating Torques EN

      Vexve Butterfly Valves Operating Torques EN

      PDF