HAL-LOK
High Pressure Butt Weld Ball Valve
SKU QFYT-02-N4
Fluid & Gas Control
Model and Connection Size
High Pressure Butt Weld Ball Valve. Select the documented size and construction for quotation.
Technical specification
| Ball Valve Sealing Material Table | Ball Valve Sealing Material Table | Ball Valve Sealing Material Table |
|---|---|---|
| Category | Material | Application |
| Ball seat seal | Polyformaldehyde(POM) | Mainly used for non corrosive oil, water, gas, -30 ℃ to +100 ℃ |
| Ball seat seal | PEEK | It has good corrosion resistance and a wide temperature range, -60 ℃ to +250 ℃ |
| O-ring | Nitrile butadiene rubber(NBR) | Used for non corrosive media such as oil, water, air, etc. - 35 ℃ to +100 ℃ |
| O-ring | Fluororubber(FPM) | Good chemical adaptability, suitable for oil and concentrated acids, -25 ℃ to +200℃ |
| O-ring | Ethylene-propylene rubber(EPDM) | Used for ammonia, steam, formaldehyde, ethylene glycol, not resistant to mineral oil, -50 ℃ to +130 ℃ |
Models, sizes and drawing dimensions
| Catalogue basic reference | Specification |
|---|---|
| QFYT-02-N4 | Internaldiameter(mm): 13; S(mm): 2.5; D(mm): 18; L(mm): 148; A(mm): 59.0; B(mm): 107; MaximumWorkingPressure(bar): 300 |
| QFYT-03M-N4 | Internaldiameter(mm): 4; S(mm): 1.5; D(mm): 6; L(mm): 116; A(mm): 55.5; B(mm): 107; MaximumWorkingPressure(bar): 300 |
| QFYT-04-N6 | Internaldiameter(mm): 16; S(mm): 3.0; D(mm): 22; L(mm): 155; A(mm): 82.0; B(mm): 152; MaximumWorkingPressure(bar): 250 |
| QFYT-06-N4 | Internaldiameter(mm): 20; S(mm): 4.0; D(mm): 28; L(mm): 178; A(mm): 78.0; B(mm): 160; MaximumWorkingPressure(bar): 250 |
| QFYT-06M-N4 | Internaldiameter(mm): 6; S(mm): 1.5; D(mm): 8; L(mm): 116; A(mm): 55.5; B(mm): 107; MaximumWorkingPressure(bar): 300 |
| QFYT-08-N6 | Internaldiameter(mm): 25; S(mm): 4.0; D(mm): 35; L(mm): 190; A(mm): 79.5; B(mm): 160; MaximumWorkingPressure(bar): 250 |
| QFYT-08M-N4 | Internaldiameter(mm): 8; S(mm): 1.5; D(mm): 10; L(mm): 112; A(mm): 55.5; B(mm): 107; MaximumWorkingPressure(bar): 300 |
| QFYT-10M-N6 | Internaldiameter(mm): 10; S(mm): 1.5; D(mm): 12; L(mm): 126; A(mm): 58.0; B(mm): 107; MaximumWorkingPressure(bar): 300 |
| QFYT-12M-N6 | Internaldiameter(mm): 13; S(mm): 2.0; D(mm): 15; L(mm): 144; A(mm): 59.0; B(mm): 107; MaximumWorkingPressure(bar): 300 |
Catalogue drawing dimensions are nominal. Pressure and temperature ratings depend on the selected material, seals and configuration. Confirm the complete manufacturer ordering code with the quotation.
Source references and links are provided in the product documentation fields.
Technical Specifications
| Model | High Pressure Butt Weld Ball Valve |
|---|