In-line check valve, or non-return valve, made of stainless steel (AISI
304). Spring-loaded and flow control disc with FPM seal, anti-pollution,
inspectable for periodic maintenance checks.
Threaded female gas connections according to UNI ISO 228/1.
Surface treatment: degreasing, pickling and electropolishing.
The IDRJA/TYPE EA check valve, available in sizes from 3/4" to 2", is generally used in civil and industrial hydraulic systems in the outlet position where it is necessary to avoid fluid return and works at a nominal working pressure (PN) of 16 bar.
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Antipollution checkable version
Manufacturing process: pressed stainless steel
TIG weldings: without additional filling material
Surface treatment: degreasing, pickling and electropolishing
Seal ring: FPM
Threaded ends: female according to UNI ISO 228/1
Inspection hole: 1/8" gas male thread on suction side
In conformity with: UNI EN 1717 (type EA)
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||1.4301 ⁄ 1.4304 EN 10088|
|2||Valve body||1.4301 ⁄ 1.4304 EN 10088|
|4||Flow control disc guide||1.4301 ⁄ 1.4304 EN 10088|
|5||Socket with inspection hole and cap||1.4301 ⁄ 1.4304 EN 10088|
|6||Spring||1.4301 ⁄ 1.4304 EN 10088|
|7||Flow control disc||1.4301 ⁄ 1.4304 EN 10088|
|8||Seal ring housing||1.4301 ⁄ 1.4304 EN 10088|
|A||B||C||D||Weight in gr.|
|900012T||IDRJA CHECK VALVE 3/4" 304/FPM + T.1/8"||77||42||44||3/4" F||170|
|900017T||IDRJA CHECK VALVE 1" 304/FPM + T.1/8"||94||45||53||1" F||198|
|900022T||IDRJA CHECK VALVE 1"1/4 304/FPM + T.1/8"||107||49||66||1" 1/4 F||300|
|900027T||IDRJA CHECK VALVE 1"1/2 304/FPM + T.1/8"||125||52||78||1" 1/2 F||443|
|900030T||IDRJA CHECK VALVE 2" 304/FPM + T.1/8"||125||58||90||2" F||672|