Application
Blast furnace exhaust valve is specially designed for exhaust system of blast furnace hot air stove. It can also be used as pressure equalizing valve.in flue.
Features
1. Blast furnace exhaust valve is featured by good sealing effect, long service life, and easy maintenance. With various types of drive, blast furnace exhaust valve can be operated manually or automatically according to different working conditions.
2. We provide two kinds of structures for the blast furnace exhaust valve, so that they can be used in various hot air stoves.
3. Blast furnace exhaust valve can be driven electrically or hydraulically. The hydraulic blast furnace exhaust valve is equipped with stroke switch.
4. The size of connecting flanges meets the standard of GB/T9119 PN2.5.
5. Out test method is in line with GB/T13927 standard.
We provide customers with hydraulic and electric exhaust stop valves to meet customers' various requirements.
Features
1. J744W-1hydraulic exhaust stop valve is made up of valve body, valve plug, valve rod, valve seat and hydraulic cylinder. Hydraulic cylinder drives the valve plug to control the opening and closing of the valve. J744W-1 hydraulic exhaust stop valve can be controlled remotely and automatically.
2. J744W-1 hydraulic exhaust stop valve can be used in all kind of fully open or fully closed exhaust pipelines or equipment for cutting off medium, and it cannot be used as throttle valve.
| Nominal pressure | 0.1MPa |
| Strength test pressure | 0.15MPa |
| Working temperature | ≤300 ℃ |
| Medium flow rate | ＜18m /s |
| Medium | All kinds of exhaust gas |
| Connecting flanges | In line with GB2555-81 standard |
| Leakage rate | 150 ×DN |
| Oil pressure | 8MPa |
| Limit switch | Type | Voltage | Current |
| IAS-2408LA | 220V | 0.5mA~8mA |
| DN | D | D1 | L | B | H | H1 | n- φd | Cylinder diameter | Stroke | Weight(KG) |
| 150 | 265 | 225 | 200 | 12 | 950 | 200 | 8- φ17.5 | 50 | 150 | 40 |
| 200 | 320 | 280 | 230 | 16 | 1220 | 250 | 8- φ17.5 | 50 | 250 | 55 |
| 250 | 375 | 335 | 275 | 18 | 1410 | 280 | 12- φ17.5 | 100 | 280 | 72 |
| 300 | 440 | 395 | 300 | 18 | 1620 | 330 | 12- φ22 | 100 | 350 | 115 |
| 350 | 490 | 445 | 330 | 20 | 1750 | 350 | 12- φ22 | 100 | 380 | 140 |
| 400 | 540 | 495 | 350 | 20 | 1940 | 380 | 16- φ22 | 100 | 450 | 195 |
Features
1. J944W-1 electric exhaust stop valve is made up of valve body, valve plug, valve rod, valve seat and electric actuator. Electric actuator drives the valve plug to control the opening and closing of the valve. Electric actuator outputs signals to realize remote and automatic control of J944W-1 electric exhaust stop valve.
2. J944W-1 electric exhaust stop valve can be used in all kind of fully open or fully closed exhaust pipelines or equipment. J944W-1 electric exhaust stop valve is used for cutting off medium, and it cannot be used as throttle valve.
| Nominal pressure | 0.1MPa |
| Strength test pressure | 0.15MPa |
| Working temperature | ≤300 ℃ |
| Medium flow rate | ＜18m /s |
| Medium | All kinds of exhaust gas |
| Connecting flanges | In line with GB2555-81 standard |
| Leakage rate | 150 ×DN |
