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MATERIALS:
1. Steel parts: Stainless steel AISI 304 or acidresistant steel AISI 3161
2. Seal ring: EPDM rubber
3. Finish: Semi bright
CONNECTIONS:
1. The valves is available with welding ends for tubes according to 3A, SMS, BS, DIN 11850
TECHNICAL DATA
1. Required differential pressure for opening the valve when fitted in a vertical pipe, as shown in fig 3, Is approx. 6kpa(0.06bar)
2. Max. Product pressure: 1000kpa(10bar)
3. Max. Temperature: 140 C(EPDM)
4. Min. Temperature: -10 C.
OPTIONS
Material grades:
1. Product wetted seal rings of nitrile(NBR) or Fluorinated rubber (FPM)
ORDERING
Please state the following when ordering:
1. Size
2. Steel grade, AISI 304 or AISI 316L
3. Rubber grade if not EPDM
Non-Return Valve