![](https://www.stematjansen.com/wp-content/uploads/2013/04/ClapetStematJansen261-copy-624x624.jpg)
No return check valve – cast steel – stainless steel seat – Fig. 261/651 PN40
Material :
Cast steel
Type :
With tube
Scope : For water, steam, thermic fluid and any other non aggressive medium
Nominal pressure : 40 bars at room temperature
Nominal size : DN15 to DN250
Maximum working temperature : Upto +425°C