Caractéristiques :
ZZJG ventilation butterfly valve included two types ventilation butterfly valve, they are circular welding ventilation butterfly valve and circular louver ventilation butterfly valve.
It is widely used in the dust containing cold air or hot air gas pipelines of ventilation and environmental protection projects in metallurgy, building materials, chemical industry, power station, glass and other industries, especially at the inlet and outlet of fans as air volume regulators or hoists.
1.Simple structure, light weight, and fast opening and closing.
2.small torque, easy operating, smart and effort-saving.
3.It can be settled any place, easy maintenance.
4.Non-sealing valve, used to regulate medium flow.
5.Range of working temperature: below 300℃.
Paramètres techniques :
