RAFTEC YELLOW ball valve
The valve is made of brass by the method of hot forming and covered with nickel. Pipe cylindrical thread of class “A” is used in ball valves, which meets the standards (ISO228/2. ISO 7/2). Valves are used on pipelines made of different materials. To seal the threaded joints, it is necessary to use - sanitary linen with an anaerobic sealant, polyamide fibre, teflon.
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Description
The valve is used as a shut-off valve on low- and medium-pressure pipelines of gas supply systems with natural and liquefied hydrocarbon gas. It is allowed to use the valve on pipelines of cold and hot water supply, compressed air, and liquid hydrocarbons.
Specifications
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| Warranty, Years: | 5 |
| Body material: | Nickel-plated brass |
| Operating temperature, °C: | from -25 to 150 |
| Average full service life, years: | 20 |
| Handle type: | Yellow butterfly |
| Thread: | F-F |
| Thread accuracy class: | "А" (ISO7/2) |
| Diameter efficiency class: | Full-opening 95% |
| Notch on thread: | Yes |
| Average service life (opening-closing), times: | 25000 |
| Average time between failures (opening-closing), times: | 50000 |
| Seat rings: | Teflon PTFE |
| Handle screw material: | Stainless Steel |
| Handle material: | Aluminum, painted |
| Ball material: | Chrome plated brass |
| Stammmaterial: | Brass |
| Gland seal: | Teflon PTFE |