Technical Properties
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Nominal Diameter: DN 50-DN 200
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Connecting Flanges: DIN 2533- 2535 ASME B 16.5 RF
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Operating Pressure: 20 Bar
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Testing Pressure : 16.5-26.5Bar
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On-off Movement Distance: 40 mm.
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Means of Operation: One way
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Opening Process: Oil pressure
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Closing Process: Spring pressure
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Hydraulic Connection: R 1⁄4” female thread
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Sealing Element: NBR, Teflon
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Main Body Flange: GGG-50 nodular cast iron
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Piston Casing : Honed seamless pipe
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Spring: Stainless steel.





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