Pneumatic Butterfly Valve Chemical Industry Acid Akali Corrosion Resistance

CPVC pneumatic butterfly valve is a valve used to control fluid flow in piping systems. It’s made from CPVC (chlorinated polyvinyl chloride), a thermoplastic material known for its chemical resistance and ability to withstand high temperatures.

The pneumatic aspect of a valve refers to the actuation method, which uses compressed air or gas to open and close the valve. This allows remote or automatic control of the valve, making it suitable for applications where manual operation is impractical or inefficient.

Butterfly valve designs use a disc that rotates around a central axis to control the flow of fluid. When the valve is open, the disc is parallel to the direction of flow, allowing unrestricted passage of fluid. When the valve is closed, the valve disc is perpendicular to the direction of flow, effectively blocking the passage of fluid.

CPVC pneumatic butterfly valves are commonly used in industrial applications that require the control of corrosive or high-temperature fluids, such as chemical processing, water treatment, and industrial manufacturing. They are reliable, easy to install and require low maintenance.

product details

Valve Description：

1.Material: PVC -U/C

2. Size: DN50-400 2"-16" 50A-400A

3.Standard: DIN,ASTM,JIS,GB/T4219.2

4.Connection: Flanged connection

5.Colour: Body-black Valve Disc/Seat-dark gray

Product Features:

1.Small switch torque

2.Replaceable parts

3.The material is nano-modified to improve the pressure

resistance and impact resistance of the product

4.Thickened valve body for high compression resistance

5.Actuator passed 3000,000 opening and closing tests

6.Single-acting actuator, various solenoids and limit switch

are optional

GB/T 4219.2 SPECIFICATIONS (DIN, ISO, GB/T) SCH80 SPECIFICATIONS (ASTM SCH80) SPECIFICATONS (JIS)

Size DN(De)	Dimensions(mm)
Size DN(De)	D	H	H1	H2	H3	S	L1
50(63)	104.00	327.48	77.00	250.48	15.00	44.50	90.00
65(75)	114.30	352.13	83.00	269.13	15.00	46.00	90.00
80(90)	130.00	384.13	89.00	295.13	15.00	48.60	90.00
100(110)	160.40	432.77	104.00	328.77	-	55.50	90.00
125(140)	186.00	481.47	117.00	364.47	-	63.00	90.00
150(160)	215.00	528.30	130.00	388.30	-	72.00	90.00
200(225)	269.00	593.54	158.00	435.54	-	73.00	90.00
250(280)	324.00	750.51	205.00	545.51	-	113.00	125.00
300(315)	336.60	888.24	228.00	660.24	-	114.40	125.00
350(355)	522.00	784.00	257.00	527.00	-	129.00	125.00
400(400)	586.00	850.00	288.00	562.00	-	159.00	125.00
Size ( *")	Dimensions(mm)
Size ( *")	D	H	H1	H2	H3	S	L1
2"	104.00	327.48	77.00	250.48	15.00	44.50	90.00
2-1/2"	114.30	352.13	83.00	269.13	15.00	46.00	90.00
3"	130.00	384.13	89.00	295.13	15.00	48.60	90.00
4"	160.40	432.77	104.00	328.77	-	55.50	90.00
5"	186.00	481.47	117.00	364.47	-	63.00	90.00
6"	215.00	528.30	130.00	388.30	-	72.00	90.00
8"	269.00	593.54	158.00	435.54	-	73.00	90.00
10"	324.00	750.51	205.00	545.51	-	113.00	125.00
12"	336.60	888.24	228.00	660.24	-	114.40	125.00
14"	522.00	784.00	257.00	527.00	-	129.00	125.00
16"	586.00	850.00	288.00	562.00	-	159.00	125.00
Size (A)	Dimensions(mm)
Size (A)	D	H	H1	H2	H3	S	L1
50A	104.00	327.48	77.00	250.48	15.00	44.50	90.00
65A	114.30	352.13	83.00	269.13	15.00	46.00	90.00
75A	130.00	384.13	89.00	295.13	15.00	48.60	90.00
100A	160.40	432.77	104.00	328.77	-	55.50	90.00
125A	186.00	481.47	117.00	364.47	-	63.00	90.00
150A	215.00	528.30	130.00	388.30	-	72.00	90.00
200A	269.00	593.54	158.00	435.54	-	73.00	90.00
267A	324.00	750.51	205.00	545.51	-	113.00	125.00
318A	336.60	888.24	228.00	660.24	-	114.40	125.00
350A	522.00	784.00	257.00	527.00		129.00	125.00
400A	586.00	850.00	288.00	562.00	-	159.00	125.00