U-Type Double Flanged Butterfly Valve
Model: VWKF-16
Debug · supplier source (internal only)
Specifications
Confirmed at quote- Size Range
- DN40-DN1400
- Pressure Class
- PN10/PN16
- Standards
- EN 558 Series 20, DIN 3202-K1, ISO 5752/20-5, DIN EN 558-1/20, EN 12266, ISO 5211/1, DIN 3337, EN 1092, BS 4504, Class 150
- End connection
- Double flanged (EN 1092)
- Face-to-face
- EN 558 Serie 20 / DIN 3202-K1
Available sizes
Standard DN sizes covered by this product. Confirmed at quote.
Available pressure classes
Pressure classes this product is rated to.
Configure your variant(manually adjust box on the right if you require a different spec)
- Size
- Pressure
- End connection
Materials
All available material options per part. Click a pill to set it in the configurator.
- body
- disc
- stem
- bushing
- gasket
- o ring
- other.bolt
- other.gearbox
- other.retaining ring
- other.washer
Dimensions per size(23 sizes)
| Size | C | C1 | H | H1 | Weight |
|---|---|---|---|---|---|
| DN40 | 33 mm | 37 mm | 130 mm | 260 mm | 4 kg |
| DN50 | 43 mm | 47 mm | 140 mm | 295 mm | 5 kg |
| DN65 | 46 mm | 50 mm | 152 mm | 310 mm | 7 kg |
| DN80 | 52 mm | 56 mm | 159 mm | 320 mm | 9 kg |
| DN100 | 56 mm | 60 mm | 177 mm | 360 mm | 12 kg |
| DN125 | 60 mm | 64 mm | 190 mm | 400 mm | 14 kg |
| DN150 | 68 mm | 71 mm | 203 mm | 430 mm | 19 kg |
| DN200 | 78 mm | 84 mm | 241 mm | 550 mm | 22 kg |
| DN250 | 102 mm | 108 mm | 250 mm | 600 mm | 32 kg |
| DN300 | 114 mm | 120 mm | 282 mm | 620 mm | 42 kg |
| DN350 | 127 mm | 133 mm | 320 mm | 700 mm | 55 kg |
| DN400 | 154 mm | 160 mm | 360 mm | 825 mm | 110 kg |
| DN450 | 165 mm | 171 mm | 408 mm | 900 mm | 145 kg |
| DN500 | 190 mm | 196 mm | 432 mm | 1000 mm | 184 kg |
| DN600 | 203 mm | 208 mm | 520 mm | 1100 mm | 262 kg |
| DN700 | 216 mm | 224 mm | 550 mm | 1150 mm | 350 kg |
| DN800 | 254 mm | 262 mm | 630 mm | 1250 mm | 450 kg |
| DN900 | 254 mm | 262 mm | 770 mm | 1350 mm | 582 kg |
| DN1000 | 280 mm | 288 mm | 840 mm | 1400 mm | 710 kg |
| DN1100 | 280 mm | 288 mm | 900 mm | 1500 mm | 1150 kg |
| DN1200 | 280 mm | 288 mm | 970 mm | 1700 mm | 1300 kg |
| DN1300 | 280 mm | 288 mm | 1025 mm | 1800 mm | 1550 kg |
| DN1400 | 280 mm | 288 mm | 1025 mm | 1900 mm | 1810 kg |
Features
- Double-flanged body design conforming to EN 558 Series 20 and DIN 3202-K1 face-to-face dimensions
- Body available in grey cast iron, ductile iron, or cast carbon steel
- Disc available in ductile iron, stainless steel, or bronze
- Stem in AISI 316 stainless steel
- Seat/gasket available in EPDM, NBR, or VITON elastomers
- Top flange dimensions to ISO 5211/1 for actuator mounting
- Stem dimensions to DIN 3337 / ISO 5211/1
- Available in PN10, PN16 and Class 150 pressure ratings
- Flange drilling to EN 1092 and BS 4504
- Gearbox operator in ductile iron GGG-40 available
Description
Double-flanged butterfly valve of U-type design, available in sizes DN40 to DN1400 and rated to PN10–PN16 or Class 150. The valve features a ductile iron or cast steel body with stainless steel or bronze disc options, and elastomeric seat gaskets. Suitable for flanged piping systems conforming to EN 1092.
Smart find
Searches our product catalogue using your spec. Drop a PDF — or multiple PDFs at once — paste a description or a part number and we'll find the closest matches for each. Anything we can't match goes to your RFQ as a custom enquiry for our team to source.Related Butterfly Valves
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- Model
- —
- Size
- NPS 2" / DN50-NPS 48" / DN1400
- Pressure
- PN1.0 MPa / 150LB/PN1.6 MPa
- Body
- Ductile Iron, Cast Iron + Rubber (NBR, EPDM)
- Standards
- API 609, MSS SP-67
Adds to your quote request — not a purchase. Refine size, pressure and material before submitting.
Butterfly ValveREF 24High-performance Bufferfly Valve
- Model
- —
- Size
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- Pressure
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- Body
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- Standards
- API 609, MSS SP-67
Adds to your quote request — not a purchase. Refine size, pressure and material before submitting.
Butterfly ValveREF 27PTFE Lined Wafer Butterfly Valve
- Model
- —
- Size
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- Pressure
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- Body
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- Standards
- API 609, MSS SP-67
Adds to your quote request — not a purchase. Refine size, pressure and material before submitting.
Butterfly ValveREF 31Ventilation Butterfly Valve
- Model
- —
- Size
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- Pressure
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- Body
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- Standards
- —
Adds to your quote request — not a purchase. Refine size, pressure and material before submitting.