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            Wision
            Tel£º021-60486132
            QJ
            QJ Needle Valve
            Characteristic parameters Material Weight

            Description

            More Product Parameters:

                Design Features:Compact and lightweight;Pressure responsive RPTFE packing seal arrangement;Positive no slack stem action;double ferrules proceeded uinder special hardening treatment.Bi-directinal flow ,with preferred flow indicated.

             

            Specifications:

                Design Features:Compact and lightweight;Pressure responsive Viton packing seal arrangement;Positive no slack stem action;Packing seal below actuating threads to prevent thrad contamination by the proces medium.Bi-directinal flow ,with preferred flow indicated.

             

            More products description :

               Temperature rating up to 220¡æ with RTFE packing.Ingress seals fittted as standard;Flexible packing for replacement can extend field life further.Full material traceability of main components. 100% Hydrostatic testing;Back sealing stem to extend packing life;Materials of conruction can be supplied to meet the requirements of NACE MR-01-75 latest revision. 

             

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