Swing check valve

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Specification
Design standard	JB/T9092-1999
Flange	GB/T17241.6-1998 neq DIN2501
Face to face dimensions	ISO5752-1982(E) Basic series 10 nep GB12221
Testing standard	JB/T 9092-1999
Working temperature	NBR ≤ 80 °C
	EPDM≤120°C FPM≤160°C

Technical characteristics
Nominal diameter	DN50~500mm
Nominal pressure	1.6Mpa	1.0Mpa
Strength testing	2.4Mpa	1.5Mpa
Sealing testing	1.76Mpa	1.1Mpa

Main components and their materials
NO.	name	material
1	body,cover	QT500-7 GGG50 with internal and external epoxy resin coating
2	disc	Q235-A with NBR,EPDM or FPM
3	flange washer	NBR,EPDM or FPM

Guaranteed performance

     The swing check valve is applied to the horizontal pipelines or the vertical pipelines in which medium flow runs upwards.The backwards flowing is effectively stopped.Disk of the damping and swing check valve is connected with two level of damp oil which is outside the valve.IT can control the speed and time of valve closing,insures the safety of device. The valve could be widely used in water-supply and drain system.

Dimensions (mm)

  

Drawing

To make a suit solution for the project please reference  follow details

  Design standard.

  Connection standard .

  Size.

  Body material .

  Trim (Material for inside parts).

  Connection type.

  Operation type.

  Medium.

  Temperature.

  Ambient temperature range . Corrosion considerations.

  Application Descripetion.

  Painting color.

  Label content.

  

Swing check valve