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...
Double Flanged Type Double Plate Check Valve is used for pipes under following conditons: nominal pressure 1.0 Mpa-42.0 Mpa, Class150~2500; nominal size DN15~1200mm; working teperature: -196~560℃. Applying different materials, it can be used for water, steam, oil, nitric acid, acetic acid, oxidizing liquid and carbamide etc.
1. Design & Mamufacture: API 598, API 6D
2. Face-to-face API 594, API 6D, DIN 3202
3. Flange end: DIN2543-2548, API605, ASME B 16.47, ANSI B 16.5
4. Inspection and test: API 598
5. Special: NACE MR-01-75
1. It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect.
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.
3. It can be installed on horizontal and vertical pipelines.
Equipped with a professional factory, Naibang Valve is a professional manufacturer and supplier of double flanged type double plate 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.