工业设备
VAvat · 手动高真空插板阀
VAvat A3144-11 手动高真空插板阀
关键规格
型号A3144-11
品牌VAvat
配件匹配 · 询价确认
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产品描述
Standard type for high vacuum isolation. Manual actuation; can be locked at any position to adjust the opening size Material: Aluminum alloy. Sealing: Rubber ring seal. Opening diameters: DN25~50, DN60~350.
技术参数
| Series | VAvat |
|---|---|
| Opening diameter / bore | DN25~50 · DN60~350 |
| Main material | Aluminum alloy |
| Driver | Manual |
| Sealing method | Rubber ring seal |
| Leakage rate | < 1 × 10⁻⁹ mbar·L/s (valve body, valve seat) |
| Pressure range | 1 × 10⁻⁷ mbar – 1.6 bar (DN63–DN200); 1 × 10⁻⁷ mbar – 1.2 bar (DN250–DN350) |
| Valve pressure difference | ≤ 1.6 bar (DN63–DN200); ≤ 1.2 bar (DN250–DN350) |
| Instantaneous pressure difference at opening | ≤ 30 mbar |
| Recyclable service life before first maintenance | 200,000 cycles (DN63–DN100); 100,000 cycles (DN150–DN350) |
| Operating temperature | Valve body ≤ 150 °C; drive components ≤ 80 °C |
| Heating and cooling rate | ≤ 30 °C/h |
| Component material | Valve body / bonnet: high-density corrosion-resistant aluminum alloy; valve core assembly: SUS 304, aluminum alloy |
| Installation direction | Actuator facing upward or downward |
| Example model numbers | VAvat-A3144-11-DN25~50 · VAvat-A3144-31-DN60~350 |
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