Expansion butterfly valve pneumatic

伸缩蝶阀 Pneumatic/electric telescopic butterfly valve
The SD943 electric telescopic butterfly valve and pneumatic telescopic butterfly valve are suitable for regulating flow and intercepting media in food, pharmaceutical, chemical, petroleum, power, textile, paper and other water supply and drainage, gas pipelines with temperature ≤ 80 ℃ and nominal pressure ≤ 1.6MPa. The electric elastic butterfly valve has the function of compensating for pipeline thermal expansion and contraction.