Nitrogen supply pressure: 0.2- 0.8MPa
After valve: 0.5-100KPa
Sensitive reaction, can be high-precision gas control
Connection: flange, thread
Pilot structure, stable operation
Allowable leakage level
Standard type: Ⅳ(GB/T4213-92)
Product Overview
1. effectively controls the formation of explosive vapor/gas mixtures and prevents combustion. 2. reduces evaporation.
2. will reduce evaporation and volatilization.
3. prevents the entry of external contaminants and reduces contamination inside the tank.
Specifications
| Valve body | Inner part | Membrane cover | Seal | Diaphragm |
| Carbon steel Stainless Steel |
Stainless Steel | Carbon Steel | Oil Resistant Rubber | Buna-N (Buna-N) |
| Ports | Housing Material | Spring Material | Options |
| A: 1/2" FNPT/FNPT | E: Carbon Steel | B: Stainless steel | 1. Exhaust Plug |
| B: 1/2 "FNPT/150# flange | F: Stainless steel | 2.Temperature probe hole | |
| C: 1/2"150# flange/150# flange | K: Special material | 3.Emergency relief valve | |
| D: 1 "FNPT/FNPT | 4.Other accessories | ||
| E: 1 "FNPT/150# flange | 5.Protective coating | ||
| F: 1"150# flange/150# flange | 6.Special features |
| Nominal Diameter DN(mm) |
20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 |
| Flange end face Distance L(mm) |
150 | 160 | 180 | 200 | 230 | 290 | 310 | 350 | 400 | 480 |
| B(mm) | 415 | |||||||||
| H(mm) | 720 | 720 | 730 | 730 | 750 | 790 | 840 | 890 | 910 | 910 910 |
| φA(mm) | 310 | 402 | ||||||||
| φD(mm) | 105(mm) | 115 | 105 115 | 145 | 160 | 180 | 195 | 215 | 245 | 280 |
| φD0(mm) | 75 | 85 | 100 | 110 | 125 | 145 | 160 | 180 | 210 | 240 |
| n-φd (mm) |
4-14 | 4-14 | 4-14 4-14 | 4-18 | 4-18 | 4-18 | 8-18 | 8-18 | 8-18 | 8-23 |
Downloads
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