Structural Feature Short structural length,only 1/4~1/8 of that of traditional flanged check valve; Low volume,light weight,only 1/4~1/20 of those of traditional flanged check valve; Quick valve disc closedown,low water hammer pressure; Applicable for and easily installed for vertical or...
Product Range
Nominal diameter: 2" ~ 24" (DN50 ~ DN600)
Pressure range: Class150 ~ 2500 (PN16 ~ PN1200)
Working temperature: -196℃~560℃
Body material: Carbon steel, Stainless steel, Alloy steel, Bronze, etc
Operation: Hand Wheel, Gear, Electric, Pneumatic, etc
Medium: Air, Water, Oil
Main Feature
1. It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect. It can be installed on horizontal and vertical pipelines.
2. The valve body passageway is designed in a wing-shaped streamline type, allowing the medium to flow through the passageway rapidly and steadily with no noise.
Standards
1. Design and manufacture: API594, API 6D, JB/TB8937;
2. Face to face and end to end: API594, API6D, DIN3202, JB/T8937;
3. Pressure-temperature rating: ASME B16.34, DIN2410, GB/T9124, HG20625, SH3406, JB/T74;
4. Inspection and test: API598, JB/T9092;
5. Pipe flange: JB/T74-90, JB/T9112-9124, ASME B16.5, DIN2543-2548, GB/T13402, API605, ASME B16.47.
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of bw end dual 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.
