Short Description
The utility model is suitable for the pipeline of the working medium, to improve the efficiency of the conveying water equipment and protect the pipeline from deformation and rupture, and is the necessary equipment of the pipeline. Fast exhaust (suction) air valve is used for pressure delivery of water pipes in the air and exhaust.
Features
1.Can eliminate the gas in the pipeline, reduce resistance, save energy.
2.When the pipeline negative pressure, the product can quick and automatically inhale to prevent pipeline rupture.
3.Floating ball stainless steel, long service life, safe and reliable.
Technical data
| PN(MPa)Nominal pressure | 1.0 | 1.6 |
| (MPa)Strength test | 1.5 | 2.4 |
| (MPa)Steal test | 1.1 | 1.76 |
| Working temperature | -10℃~120℃ | |
| Suitable mediums | Water, oil, etc. | |
Material of main parts
| Part name | Material |
| Body,bonnet | Cast iron, cast steel |
| Valve seat | NBR, EPDM, FPM |
| Stem | Stainless steel |
Main dimensions and weight
| DN(mm) | H | D0 | D | D1 | n-ød | kg | |||
| 1.0 | 1.6 | 1.0 | 1.6 | 1.0 | 1.6 | ||||
| 25 | 240 | 185 | 165 | 165 | 125 | 125 | 4-19 | 4-19 | 85 |
| 50 | 250 | 210 | 185 | 185 | 145 | 145 | 4-19 | 4-19 | 125 |
| 80 | 335 | 250 | 200 | 200 | 160 | 160 | 8-19 | 8-19 | 160 |
| 100 | 335 | 250 | 220 | 220 | 180 | 180 | 8-19 | 8-19 | 180 |
| 150 | 435 | 320 | 285 | 285 | 240 | 240 | 8-23 | 8-23 | 240 |
| 200 | 475 | 380 | 340 | 340 | 295 | 295 | 8-23 | 12-12 | 295 |
