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Stainless steel ball valve 790 3-piece body BSP
The 790 series ball valve , 3-piece body in stainless steel with BSP female/female connection, with PTFE packing gland for chemical, pharmaceutical and petrochemical industries.
Documentation
Details
Three-piece carbon steel and stainless-steel ball valves
Syveco offers two different three-piece body ball valves. One is in A216WCB carbon steel while the other one is in CF8M stainless steel. They come with BSP or NPT connections, and SW or BW options. Their diameters are comprised between ¼'' and 4''.
These models of ball valves also have a certain number of common features, such as:
- PTFE seats
- Full bore
- PTFE packing
- Anti-blowout stem
- Locking device
The maximum operating pressure is 63 bar, while temperatures allowed range from -20 °C to +180 °C (see pressure/temperature graph on the technical sheet). Widely used in the chemical, petrochemical, and pharmaceutical industries, the three-piece ball valve offers a number of a great advantages: easy to disassemble, the device offers direct access to stud bolts, making the maintenance operations easier.
We also offer a 304 stainless steel spare stem extension and a spare blue sleeve, as an option.
Important: in compressed air systems, this type of three-piece ball valve only allows a maximum pressure of 10 bar.
Details
| DN inches NPS | 1/2'' |
|---|---|
| Option certificate 3.1 | Yes |
| CE risk category | III Module H |
| Thread standard | ISO 228-1 |
| Tightness test standard | API 598 |
| Stem sealing material | PTFE gland packing |
| Opening device | Handle |
| Application | Industry |
| Shaft/stem matérial | Stainless steel AISI 316 |
| Lockable | Yes |
| Torque (Nm) | 2.5 |
| Diameter of passage | 15.00 |
| Face to Face (mm) | 830.0 |
| Fluid | Hydrocarbons. gas |
| Kv (m³/h) | 20.7 |
| Body material | Stainless steel CF8M (1.4408) |
| Number of ways | 2 |
| Bore | Full |
| ISO pad 5211 | No |
| Packing gland | Yes |
| PS (bar) | 63 |
| Connections | BSP FF |
| Seats | PTFE-Glass |
| Ball material | Stainless steel AISI 316 |
| TS max (°C) | 180 |
| TS min (°C) | -20 |
| Ball valve design | 3-piece body |
| Warranty period | 2 years |
| CE | Yes |
| Handle material | Stainless steel AISI 304 |
| Handle type | Red lever |