DV-KV-1040
Full-bore ball valve with a cast steel body. Used as an isolation valve in steam, hot water and oil lines.
A floating-ball design and reinforced PTFE seats keep the operating torque low. The ISO 5211 top flange is ready for an actuator.
| Nominal size | DN 15–150 |
|---|---|
| Pressure rating | PN 16, 40 |
| Operating temperature | −20 … +180 °C |
| Body material | Cast steel GP240GH (1.0619) |
| Closing element | Stainless steel AISI 316 (1.4401) |
| Seat and seal | Reinforced PTFE (RPTFE) |
| Stem | Stainless steel 1.4021 |
| Connection | Flanged |
| Flange standard | EN 1092-1 |
| Face-to-face standard | EN 558 Series 27 |
| Design standard | EN ISO 17292 |
| Testing standard | EN 12266-1 |
| Operation | Lever (up to DN 150) or gearbox |
| Media | Water, Hot water and heating water, Steam, Oil and fuel, Compressed air |
| Coating | Epoxy paint, RAL 5005 (signal blue) |
| DN | Inch | L (mm) | Weight (kg) | Kv (m³/h) |
|---|---|---|---|---|
| DN 15 | 1/2" | 108 | 1.1 | 31 |
| DN 25 | 1" | 127 | 2.7 | 85 |
| DN 50 | 2" | 178 | 9.5 | 340 |
| DN 80 | 3" | 203 | 22.1 | 870 |
| DN 100 | 4" | 229 | 33.1 | 1,360 |
| DN 150 | 6" | 394 | 68.6 | 3,060 |
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2014/68/EU
Valves classed as pressure equipment are designed to this directive and made under notified body supervision. For the buyer, the valve can legally enter the EU market, and the declaration of conformity ships with it.
2014/68/EU
CE is not a certificate but the manufacturer's declaration. On these valves it is applied under the PED, together with the notified body number. Small valves that fall under Article 4.3 of the PED carry no CE marking.
Steam, superheated water, thermal oil and district heating lines.
Compressed air, cooling water, oil and mild chemical lines.