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High vacuum diaphragm valve, VGM series
VGM series high vacuum diaphragm valve use valve rod to press rubber film directly on the valve seat, use to cut-off or connect Vacuum system. Connection form as: Lap joint flange connection, fast unload flange connection, weld type connection. Weld type connection is divided into weld I type connection(both end weld), weld II type connection (one end weld, another end insert). Applicable medium can be air and non-corrosive gases.Basic Dimensions
VGM series high vacuum diaphragm valve use valve rod to press rubber film directly on the valve seat, use to cut-off or connect Vacuum system. Connection form as: Lap joint flange connection, fast unload flange connection, weld type connection. Weld type connection is divided into weld I type connection(both end weld), weld II type connection (one end weld, another end insert). Applicable medium can be air and non-corrosive gases.
Basic Dimensions
| Applicable Scope (Pa) | 2x105 - 1.3x10-4 |
| Valve Leak Rate (Pa.L/S) | ≤1.3x10-6 |
| Medium Temperature (°C) | -25 - +80(Seal Material: chemigum) -30 - +150(Seal Material: viton) |
| Install Position | Arbitrary |
Lap joint flange connection and overall dimensions (mm)
| Cat. No. |
Diameter (DN) | ΦD | ΦB | ΦW | H | L | n-ΦC | Flange standard |
| VGM-10 | 10 | 46 | 36 | 55 | 75 | 75 | 4-Φ6 | JB919 |
| VGM-25 | 25 | 70 | 55 | 90 | 115 | 120 | 4-Φ7 | GB/T6070 |
| VGM-40 | 40 | 100 | 80 | 100 | 132 | 150 | 4-Φ9 | |
| VGM-50 | 50 | 110 | 90 | 100 | 157 | 180 | 4-Φ9 |
Fast unload flange connection and overall dimensions
| Cat. No. |
Diameter (DN) | ΦD | ΦB | ΦW | H | L | Flange standard |
| VGM-KF10 | 10 | 30 | 12.2 | 55 | 75 | 75 | GB4892 |
| VGM-KF25 | 25 | 40 | 26.2 | 90 | 115 | 100 | |
| VGM-KF40 | 40 | 55 | 41.2 | 100 | 132 | 150 | |
| VGM-KF50 | 50 | 75 | 52.2 | 100 | 157 | 180 | / |
Weld type connection and overall dimensions
| Cat. No. |
Diameter (DN) | ΦD | ΦW | H | L |
| VGM-10-H(?) | 10 | 19 | 55 | 75 | 150 |
| VGM-25H(?) | 25 | 32 | 90 | 115 | 200 |
| VGM-40H(?) | 40 | 45 | 100 | 132 | 240 |
| VGM-50H(?) | 50 | 57 | 100 | 157 | 240 |
| VGM-10H(?) | 10 | 9 | 55 | 75 | 150 |
| VGM-25H(?) | 25 | 19 | 90 | 115 | 200 |
Please choose carefully. Returns of this item are subject to approval.
| Code | Title | Size | Pack Size | Availability | Price | Updated: 17-01-2022 |
|---|---|---|---|---|---|---|
| VGM-KF25 | High vacuum diaphragm valve, VGM series | KF25 | each | 4 weeks | Quote only | Quote |
| VGM-KF40 | High vacuum diaphragm valve, VGM series | KF40 | each | 4 weeks | Quote only | Quote |
| VGM-KF50 | High vacuum diaphragm valve, VGM series | KF50 | each | 4 weeks | Quote only | Quote |
| VGM-KF16 | High vacuum diaphragm valve, VGM series | KF16 | each | 4 weeks | Quote only | Quote |
