Design
Flanged or weld end non-return valve, check disc with closing spring; seats made of wear and corrosion resistant 17% Cr steel or stellite.
Applications
In industrial plants, power stations, process engineering and shipbuilding. For water, steam, gas, oil and other non-aggressive fluids. Other fluids on request.
Overview of technical data
|
Body design | Straight pattern body |
|
Valve disc/plug material | Metal- to-metal seat |
|
Threaded-end design | Flange design; butt weld end design |
|
Body material (EN standard) | 1. 7357;1.0619+N |
|
DN max. | 200 |
|
DN min. | 65 |
|
eClass assignment | 37010801 |
|
Main applications | Industry and process engineering; Energy;Shipping / Shipbuilding |
|
Body material | Cast steel |
|
PN max. | 320 |
|
Maximum temperature | 550 °C |
|
Minimum temperature | 10- °C |
|
Body/bonnet seal element | Internally and externally confined seal |
| KSB AG | |
|---|---|
| Product Category | Industrial Valves |
| Product Number | NORI 320 RXL/RXS |
| Product Name | Flanged or Weld End Non-return Valve |
| Valve Type | Metal Seated; Wafer; Check |
| Primary Material | Steel |
| Media | Water; Hot Water; Cold Water ; Gas; Steam; Non-Aggressive Fluids |
| Valve Size | 2.56 to 7.87 inch (65.00 to 200.00 mm) |
