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Electric flange ball valves are suitable for frequent operation, two position cut-off, and adjustment. The connection between the ball valve and the actuator adopts a direct connection method. The electric actuator has a built-in servo system and does not require a separate servo amplifier. It can be controlled by inputting a 4-20mA signal and a 220V AC power supply. It has the advantages of simple connection, compact structure, small size, light weight, low resistance, stable and reliable action. The actuator can be configured with different models of electronic electric actuators according to user requirements.
Electric ball valves are commonly used in applications with strict sealing requirements. In addition to controlling gas, liquid, and steam media, they are also suitable for controlling wastewater and media containing fibrous impurities. They are widely used in industrial fields such as petroleum, chemical, metallurgical, light industry, papermaking, power plants, and refrigeration.
Features of electric flange ball valve products:
1. Fast closing, lightweight, low fluid resistance, and simple structure.
2. It has a relatively small volume, light weight, easy maintenance, and good sealing performance.
3. Simple connection, compact structure, small size, light weight, stable and reliable operation.
4. It should be installed upright during installation.
Electric flange ball valve product description:
Q941F and Q941Y PN16~PN63 electric ball valves: electric drive, flange connection form, floating ball straight through type, valve seat sealing surface materials include fluoroplastic (Q941F) and hard alloy (Q941Y), nominal pressure PN16~PN63, nominal size DN15~DN300, applicable temperature -29~450 ℃, valve body materials include carbon steel, stainless steel, and alloy steel.
Q941F and Q941Y PN16~PN63 electric ball valves are suitable for two position cut-off and adjustment applications. The connection between the valve and the actuator adopts a direct connection method, consisting of electric actuators such as UNIC, PSQ, HQ, DHL (other types of electronic electric actuators can also be configured according to user requirements) and ultra short ball valves. The electric actuator is equipped with a built-in servo system and does not require a separate servo amplifier. It can be controlled by inputting a 4-20mA signal and a 220V AC power supply. Compared with ordinary electric ball valves, it has the characteristics of compact structure, small volume, light weight, close distance between the valve seat and the end face flange, less material retention, and sealing performance.
Performance parameters of electric flange ball valve products:
| Main performance parameters of Q941F and Q941Y PN16~PN63 electric ball valves | ||||
| model | PN | work pressure/MPa | Applicable Temperature | Applicable Medium |
| Q941F-16C | 16 | 1.6 | 180 | Water, gas, oil |
| Q941F-25C | 25 | 2.5 | ||
| Q941F-40C | 40 | 4.0 | ||
| Q941Y-16C | 16 | 1.6 | 425 | Water, gas, oil containing particulate media |
| Q941Y-25C | 25 | 2.5 | ||
| Q941Y-40C | 40 | 4.0 | ||
| Q941F-16P | 16 | 1.6 | 180 | Nitric acid |
| Q941F-25P | 25 | 2.5 | ||
| Q941F-40P | 40 | 4.0 | ||
| Q941Y-16P | 16 | 1.6 | 450 | Water, gas, oil containing particulate media |
| Q941Y-25P | 25 | 2.5 | ||
| Q941Y-40P | 40 | 4.0 | ||
| Q941F-16R | 16 | 1.6 | 180 | Nitric acid |
| Q941F-25R | 25 | 2.5 | ||
| Q941F-40R | 40 | 4.0 | ||
| Q941Y-16R | 16 | 1.6 | 450 | Water, gas, oil containing particulate media |
| Q941Y-25R | 25 | 2.5 | ||
| Q941Y-40R | 40 | 4.0 | ||
| Q941F-16I | 16 | 1.6 | -29~150 | Water, steam, gas, oil, etc |
| Q941F-25I | 25 | 2.5 | ||
| Q941F-40I | 40 | 4.0 | ||
| Q941F-63I | 63 | 6.3 | ||
Electric flange ball valve product component materials:
| Q941F, Q941Y PN16~PN63 electric ball valve component materials | ||||
| model | material | |||
| valve body | valve stem | sealing surface | filler | |
| Q941F-16C | WCB | 2Cr13 304 316 1Cr18Ni9Ti 1Cr18Ni12Mo2Ti | PTFE、Enhanced PTFE | PTFE |
| Q941F-25C | ||||
| Q941F-40C | ||||
| Q941Y-16C | Metal surfacing cobalt based | flexible graphite | ||
| Q941Y-25C | ||||
| Q941Y-40C | ||||
| Q941F-16P | CF8 | 304 | PTFE、Enhanced PTFE | PTFE |
| Q941F-25P | ||||
| Q941F-40P | ||||
| Q941Y-16P | Metal surfacing cobalt based | flexible graphite | ||
| Q941Y-25P | ||||
| Q941Y-40P | ||||
| Q941F-16R | CF8M | 316 | PTFE、Enhanced PTFE | PTFE |
| Q941F-25R | ||||
| Q941F-40R | ||||
| Q941Y-16R | Metal surfacing cobalt based | flexible graphite | ||
| Q941Y-25R | ||||
| Q941Y-40R | ||||
| Q941F-16I | alloy steel | stainless steel | ||
| Q941F-25I | ||||
| Q941F-40I | ||||
| Q941F-63I | ||||
Electric flange ball valve product appearance and structural dimensions:

| Q941F and Q941Y (PN16) flange connected floating hard seal electric ball valves, outer shape and structural dimensions (mm) | ||||||
| DN | L | D | H | H1 | L0 | weight/kg |
| 15 | 130 | 95 | 340 | 39 | 120 | 25 |
| 20 | 130 | 105 | 353 | 43 | 120 | 26 |
| 25 | 140 | 115 | 353 | 48 | 120 | 27 |
| 32 | 165 | 135 | 378 | 58 | 120 | 28 |
| 40 | 165 | 145 | 378 | 62.5 | 120 | 30 |
| 50 | 200 | 160 | 405 | 76 | 418 | 37 |
| 65 | 220 | 180 | 435 | 86 | 418 | 42 |
| 80 | 250 | 195 | 450 | 100 | 418 | 51 |
| 100 | 280 | 215 | 570 | 131 | 418 | 90 |
| 125 | 320 | 245 | 592 | 148 | 418 | 125 |
| 150 | 360 | 280 | 623 | 173 | 585 | 178 |
| 200 | 457 | 335 | 689 | 219 | 585 | 243 |
| 250 | 533 | 405 | 765 | 260 | 585 | 380 |
| 300 | 610 | 460 | 885 | 305 | 585 | 535 |
| Q941F and Q941Y (PN25) flange connected floating hard seal electric ball valve, external shape and structural dimensions (mm) | ||||||
| DN | L | D | H | H1 | L0 | weight/kg |
| 15 | 140 | 95 | 340 | 39 | 120 | 25 |
| 20 | 152 | 105 | 353 | 43 | 120 | 26 |
| 25 | 165 | 115 | 353 | 48 | 120 | 28 |
| 32 | 178 | 135 | 378 | 58 | 120 | 30 |
| 40 | 190 | 145 | 378 | 62.5 | 120 | 32 |
| 50 | 216 | 160 | 405 | 76 | 418 | 41 |
| 65 | 241 | 180 | 435 | 86 | 418 | 50 |
| 80 | 283 | 195 | 450 | 100 | 418 | 57 |
| 100 | 305 | 230 | 578 | 134 | 418 | 103 |
| 125 | 381 | 270 | 597 | 148 | 418 | 145 |
| 150 | 403 | 300 | 643 | 173 | 585 | 213 |
| 200 | 419 | 360 | 728 | 223 | 585 | 285 |
| 250 | 568 | 425 | 765 | 283 | 585 | 415 |
| 300 | 648 | 485 | 885 | 321 | 585 | 770 |
| Q941F and Q941Y (PN40) flange connected floating hard seal electric ball valve, external shape and structural dimensions (mm) | ||||||
| DN | L | D | H | H1 | L0 | weight/kg |
| 15 | 140 | 95 | 340 | 39 | 120 | 26 |
| 20 | 152 | 105 | 353 | 43 | 120 | 27 |
| 25 | 165 | 115 | 353 | 48 | 120 | 30 |
| 32 | 178 | 135 | 378 | 58 | 120 | 31 |
| 40 | 190 | 145 | 378 | 62.5 | 120 | 33 |
| 50 | 216 | 160 | 405 | 76 | 418 | 41 |
| 65 | 241 | 180 | 435 | 86 | 418 | 50 |
| 80 | 283 | 195 | 450 | 100 | 418 | 57 |
| 100 | 305 | 230 | 578 | 134 | 418 | 108 |
| 125 | 381 | 270 | 597 | 148 | 418 | 182 |
| 150 | 403 | 300 | 643 | 173 | 585 | 220 |
| 200 | 419 | 375 | 728 | 223 | 585 | 303 |
| 250 | 568 | 445 | 863 | 283 | 585 | 455 |
| 300 | 648 | 510 | 901 | 321 | 585 | 740 |
| Q941F, Q941Y type (PN63) flange connection floating hard seal electric ball valve appearance and structural dimensions (mm) | |||||
| DN | L | D | H | H1 | weight/kg |
| 15 | 140 | 105 | 70 | 210 | |
| 20 | 152 | 130 | 75 | 250 | 7.2 |
| 25 | 165 | 140 | 85 | 261 | 9 |
| 32 | 178 | 155 | 100 | 262 | 13 |
| 40 | 190 | 170 | 115 | 294 | 15 |
| 50 | 216 | 180 | 130 | 352 | 19 |
| 65 | 241 | 205 | 155 | 398 | 42 |
| 80 | 283 | 215 | 180 | 461 | 50 |
| 100 | 305 | 250 | 210 | 488 | 68 |
| 125 | 381 | 108 | |||
| 150 | 403 | 140 | |||
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