In-line check valve, or non-return valve, made of stainless steel (AISI
304). Spring-loaded and doubled guided reinforced flow control disc with FPM seal. Threaded female gas connections according to UNI ISO 228/1.
Surface treatment: degreasing, pickling and electropolishing.
The SMALL/AC check valve is generally used in civil and industrial hydraulic systems in the outlet position; suitable for continuous and heavy-duty use or compressed air, it operates at a nominal working pressure (PN) of 16 bar.
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Compressed air systems
Doubled guided reinforced flow control disc
Suited for heavy-duty use
Surface treatment: degreasing, pickling and electropolishing
Seal ring: FPM
Threaded ends: female according to UNI ISO 228/1
Opening pressure: Min. 0,025 – Max. 0,035 bar
Hydraulic test on the seal ring: 0.2 bar
Nominal working pressure: 16 bar
Working temperature: -20°C – +150°C
|1||Outlet end||1.4401 / 1.4404 EN 10088|
|2||Body||1.4401 / 1.4404 EN 10088|
|3||Inlet end||1.4401 / 1.4404 EN 10088|
|5||Seal retention ring||1.4401 / 1.4404 EN 10088|
|6||Flow control disc||1.4401 / 1.4404 EN 10088|
|7||Upper bush support||1.4401 / 1.4404 EN 10088|
|8||Upper guide bush||PTFE|
|9||Spring||1.4401 / 1.4404 EN 10088|
|10||Lower bush support||1.4401 / 1.4404 EN 10088|
|A||B||C||Weight in gr.|
|900118AC||SMALL CHECK VALVE 1/2" 316/FPM COMPR.AIR||67,5||32||1/2" F||110|
Head in m.w.c.
|fdb15d95ffc892fa9f2bdbbb79d8b43becb9c9e1_02_Small_AC.pdf ITA||720.91 KB||Download|