Valve Finder

Shut-off butterfly valve

Series BFSW1, welding / welding, EN (DIN), 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, EN (DIN)

Operation

DN 300-800
manual gear

Operating conditions

Body
PN 25
Trim
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
30016BFS300W1323.9400247.0432583315270110.01053315.680
35016BFS350W1355.6400255.0443593325290134.01053315.694
40016BFS400W1406.4500285.0490672347310157.01303936.3118
45016BFS450W1457.0400330.0522654379330153.01303866.3172
50016BFS500W1508.0400360.0551683408350153.01303866.3196
60016BFS600W1610.0500440.0628787450390184.01404197.1317
70016BFS700W1711.0400495.0684784501430203.01824418.0446
80016BFS800W1813.0500581.0791948573470226.02094838.8770

Product number conversions

Product no.LVIRSKNRF
BFS300W140426154500576
BFS350W1404261645005775536001
BFS400W1404261745005785536002
BFS450W140426595536003
BFS500W1404261845005795536004
BFS600W1404261945005805536005
BFS700W1404262045005815536006
BFS800W1404262145005825536007

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