1. Small in size, light in weight, compact in structure, easy in maintenance;
2. Two torsion springs are used excerting on each of the pair valve plates, which close the plates quickly and automatically;
3. The quick-close action prevents the medium from flowing back and eliminates waterhammer effect;
4. Short body structure length and good rigidity;
5. Easy installation, it can be installed on horizontal and vertical both directions pipes;
6. This valve is tightly sealed, without leakage under the pressure water test;
7. Safe and reliable in operation, high interference-resistance.
As a professional manufacturing and exporting Center Line Butterfly Valve, Flanged Butterfly Valve and Check Valve in Tanggu District. It has passed Norway ISO9001 International Quality System Certification and European Union Pressure Equipment Directive 97/23/EC Certification. Under the order control of quality assurance system and modern enterprise management system, our company comes to superior levers of design & development, manufacture and test.
