| # | Feature | Value |
|---|---|---|
| 1 | Operating temperature range (water), ° С | -10 ÷ 110 |
| 2 | Operating temperature range (gas), ° С | -20 ÷ 60 |
| 3 | Nominal working pressure PN (water), bar | 25 |
| 4 | Nominal working pressure PN (gas), bar | 5 |
Cranes are used as shut-off valves on pipelines low and medium pressure gas supply systems, both natural and and liquefied petroleum gas. Allowed to use tap on pipelines of cold and hot water, compressed air, liquid hydrocarbons.
The cranes must be operated under the conditions specified in table of technical characteristics. It is not allowed to operate valves with a loose nut. attachment of the handle, because this could damage the stem. It is strictly forbidden to allow the working environment to freeze. inside the tap. When draining the system in winter, the valve must be left half-open so that the work environment does not remain in cavities behind the shutter.
| # | Part name | Material | Material grade according to norms | |
|---|---|---|---|---|
| RF | EN | |||
| 1 | Large semi-hull | Brass | ЛС-59-1 | CW617L |
| 2 | Small semi-hull | Brass | ЛС-59-1 | CW617L |
| 3 | Seat Rings | Teflon | Teflon | PTFE |
| 4 | Ball Valve | Brass | ЛС-59-3 | HPb-56-4 |
| 5 | Stock | Brass | ЛС-59-3 | HPb-58-3 |
| 6 | Stem Seal | Elastomer | Rubber | NBR |
| 7 | Stem Seal | Elastomer | Viton | FKM |
| 8 | Nut | Steel | Steel | Q235 |
| 9.1 | Butterfly | Aluminum Alloy | - | - |
| 9.2 | Handle | Steel | Steel | Q235 |
| Dimensions | |||||
|---|---|---|---|---|---|
| Size | D | L | L1 | L2 | H |
| ½" | 14 | 56,5 | 13,5 | 93 | 43,5 |
| ¾" | 18 | 62,5 | 14,5 | 93 | 46,5 |
| 1" | 23 | 74 | 16 | 106 | 59,5 |
| 1*1/2" | 29 | 87 | 18,5 | 106 | 64 |
| 1*1/4" | 37 | 99 | 19 | 151 | 73,4 |
| 2" | 47 | 118 | 23 | 151 | 80,4 |
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