Check Valve is designed to operate with the minimum of flow restriction.
The twin spring loaded half disc operate with the pipeline flow and reseal back against the rubber disc seating providing a positive shut off against any back flow. The resilient seating prevent a slamming action.
Check Valves offer greater flexibility and low cost in most piping systems and moreover, of its light weight, it is so convenient to install and has smaller face to face dimension than conventional swing check valve.
These valves can be supplied to match the international standards of flange (DIN, ANSI, JIS & BS).
1. Nominal diameter:
2" - 24" (DN50 - DN600)
2. Pressure range:
Class 150 - Class 2500 (PN16 - PN150)
3. Working temperature:
4. Body material:
5. End Connection:
1. Low volume, light weight, only 1/4~1/20 of those of traditional flanged check valve;
2. Short structural length, only 1/4~1/8 of that of traditional flanged check valve;
3. Smooth flow passageway and small fluid resistance;
4. Narrow valve travel and small closedown impact;
5. Flexible action and good sealing performance;
6. Long service life and good reliability.
1. Inside and outside epoxy coating
2. Applicable temperature: -196℃ - 540℃ different raw material for different work temperature
3. Applicable medium: Water, oil, gas and other causticity medium (different raw material for different medium)
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of solid lug type double disc check valve in China. If you want to buy quality product of various beautiful bags, you can get it at a cheap price from us.