3" Flanged Diaphragm Valve, UPVC/ CPVC

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$363.99

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Stock: In Stock
Model: RDDLZ-FDV-DN80
Weight: 1.00
SKU: RDDLZ-FDV-DN80

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2 way flanged PVC diaphragm valve is a type of industrial valve used to control the flow of fluids in pipelines, especially when it is essential to prevent the fluid from coming into contact with the valve components.

Specification

Model	RDDLZ-FDV-DN80
Size	3 inch (DN80)
Structure Type	Flanged Type
Diaphragm Valve Assembly	Parts	Material
	Diaphragm	PTFE
	Film	EPDM
	Valve Body	UPVC, CPVC
	Valve Plate	UPVC, CPVC, Steel, Stainless Steel
	Cover Limit	AS
	Stud	Steel, Stainless Steel
	Retaining Nut	FRPP
	Washer	FRPP
	Wheel	Alloy Material
	Platen	Steel, Stainless Steel
	Double-Headed Stud and Nut	Steel, Stainless Steel
	Bonnet	UPVC, CPVC
	Yoke Nut	Ht300 Steel
	Stem	Steel, Stainless Steel

Dimension (Unit: mm)

Size	Valve Body Material	d	D	L	h	n-φ
3 inch (DN80)	UPVC	160	195	300	28	8-φ18
3 inch (DN80)	CPVC	160	195	300	28	8-φ18

Note: The above dimensions are for reference only, please refer to the actual product.

Detail

Working Pressure

Size	Working Pressure (MPa)
	UPVC			CPVC
	20~40℃	41~60℃	61~80℃	0~40℃	41~60℃	61~90℃
1/2" (DN15)	0.8	0.8	0.7	0.7	0.7	0.6
3/4" (DN20)	0.8	0.8	0.7	0.7	0.7	0.6
1" (DN25)	0.8	0.8	0.7	0.7	0.7	0.6
1-1/4" (DN32)	0.7	0.7	0.6	0.7	0.7	0.6
1-1/2" (DN40)	0.7	0.7	0.6	0.7	0.7	0.5
2" (DN50)	0.7	0.7	0.6	0.7	0.7	0.5
2-1/2" (DN65)	0.7	0.7	0.6	0.7	0.7	0.5
3" (DN80)	0.7	0.7	0.6	0.7	0.7	0.5
4" (DN100)	0.7	0.7	0.6	0.7	0.6	0.5
5" (DN125)	0.5	0.5	0.4	0.5	0.5	0.4
6" (DN150)	0.5	0.5	0.4	0.5	0.4	0.3
8" (DN200)	0.3	0.3	0.2	0.5	0.3	0.25
10" (DN250)	0.3	0.3	0.2	0.3	0.3	0.2

Tips: How to control a PVC diaphragm valve?

Controlling a PVC diaphragm valve is a straightforward process. These valves are commonly used to regulate fluid flow in industrial and water treatment applications. To control the valve, follow these steps:

Prepare: Ensure that the valve is properly installed in the pipeline, with the inlet and outlet connections secure.
Position: Locate the valve handle or actuator, which is typically on top of the valve body. Turn the handle clockwise to close the valve and counterclockwise to open it. If the valve is actuated, follow the manufacturer's instructions to control it using a control system.
Gradual Adjustment: To control the flow rate, turn the handle or actuator gradually to the desired position. Monitor the flow and adjust as needed.
Feedback: Some diaphragm valves come with position indicators or feedback systems to show the valve's current state.
Safety: Always follow safety guidelines and wear appropriate protective equipment when working with PVC diaphragm valves.

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