Hontai Machinery and equipment (HK) Co. ltd
Hontai Machinery and equipment (HK) Co. ltd God helps those who help themselves, Creative and progressive,Being honest.
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Pneumatic Operated Power Station Valve Butterfly Valve Self-Cleaning
pneumatic piston adjusting butterfly valve
ZMAW pneumatic diaphragm adjusting butterfly valve, ZSRW,ZSCW pneumatic piston adjusting butterfly valve input control signal(4-20mADC or 1-5VDC)air, can control work, impact structure, convenient processing, large diameter, self-cleaning, small resistance, large flow capacity. Used for regulating suspended particles in the fluid and thick, turbid fluid paste.
| Nominal diameter mm | 50 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 | 700 | 800 | 900 | 1000 | |
| Rated flow coefficient Kv | 85 | 220 | 340 | 530 | 770 | 1360 | 2130 | 3060 | 4160 | 5450 | 6900 | 8500 | 12200 | 16600 | 21700 | 27540 | 34000 | |
| Nominal pressure MPa | 0.6 | |||||||||||||||||
| Rated angle ° | 70 | |||||||||||||||||
| Signal pressure KPa | 20～100 | |||||||||||||||||
| Flow characteristics | Approximately equal percentage | |||||||||||||||||
| Media temperature ℃ | -20～200(normal temperature) ； -40～450(medium temperature) ； -40～600(high temperature) | |||||||||||||||||
| Connection flange | According to JB78-59 wafer flange connected | |||||||||||||||||
| Connected thread | M16×1.5 | |||||||||||||||||
| Actuator | Diaphragm | ZMA-2 | ZMA-3 | ZMA-4 | ZMA-5 | |||||||||||||
| Piston | ZSC-45 | |||||||||||||||||
| Material of valve body | ZG230-450；1Cr18Ni9； ZG1Cr18Ni9Ti,ZGOCr18Ni12Mo2Ti | |||||||||||||||||
| Components | Handwheel ,positioner ,air filter regulator | |||||||||||||||||