OEM Stainless Steel PTFE Lined Ball Valve Single Acting Pneumatic Operation Supplier, Suppliers

Type: Flange type

Series: Q941F46-10/16

Size: DN50-DN300/2”-8”

Pressure rating: PN16/PN25

Design standard: BS5351

Service: OEM&ODM

This pneumatic ball valve adopts a single acting pneumatic actuator and is equipped with a reset spring inside.

Product Description

Product Specifications
Valve Type: Flange ball valve Structure: 2PCS type
Standard: BS5351 Workmanship: Investment casting
Sealing Direction: Single-directional Sealing Grade: Zero leakage
Temperature: -20°C < T < 120°C Operation: Pneumatic
Characteristics
This pneumatic ball valve can be equipped with solenoid valves (to control the on/off of the air source), valve positioners (to achieve proportional adjustment function), and limit switches (to provide feedback on the valve's opening and closing status) according to actual control needs, forming a complete automation control circuit.
Pneumatic Ball Valve Characteristics
Technical Advantages
🛡️
Strong corrosion resistance: PTFE lined ball valves have extremely high chemical stability and can withstand corrosion from strong acids, alkalis, and organic solvents. They are suitable for a wide pH range and can be used in any strongly corrosive medium except for "molten alkali metals and elemental fluorine".
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Good sealing performance: The soft seal valve seat is made of materials such as PTFE or F46, with a leakage level of up to ANSI Class VI, and some models can achieve zero leakage.
Fast response speed: Pneumatic actuators typically have a response time of ≤ 0.5 seconds and can quickly respond to control signals, supporting remote automation control.
Steel Ball Valve Floating Type
Packaging & Delivery
Standard export wooden case packaging is utilized to ensure the safety of the valves during international transit.
Export Packaging
Application Scenarios
The pneumatic ball valves with PTFE lined are widely used in industries such as chemical, pharmaceutical, environmental protection, and power. In the chemical industry, it is used for flow control of strong acid and strong alkali media; in the pharmaceutical and food industries, it is ideal for high hygiene fluid regulation.
Application Scenario 1
Application Scenario 2
Application Scenario 3
Material Specifications
Part Name Material Part Name Material
Body WCB, CF8, CF8M Stem 2Cr13, 304, 316
Seat PTFE Packing PTFE
Ball WCB, CF8, CF8M Packing Gland WCB, CF8, CF8M
Sealing Gasket PTFE Handle Stainless Steel
Dimensions
Valve Dimension Drawing
PN (MPa) DN (mm) D D1 D2 D3 f b n-Φ d L H W
1.6 15134565952144-Φ 1413075130
252565851152144-Φ 1415090170
50511001251603164-Φ 18200140250
1001021551802153208-Φ 18280206420
2.5 15134565952144-Φ 1413075130
50511001251603204-Φ 18200140250
1001021601902303248-Φ 23280206420
Frequently Asked Questions
What are the main advantages of PTFE lined pneumatic ball valves?
They offer exceptional corrosion resistance, high sealing performance (zero leakage), and rapid response times for automated systems.
Which industries typically use these valves?
They are widely used in chemical processing, pharmaceutical production, environmental wastewater treatment, and the power industry.
What is the response time of the pneumatic actuator?
The pneumatic actuators are designed for speed, typically responding to control signals in 0.5 seconds or less.
Can these valves handle extremely corrosive media?
Yes, the PTFE lining is stable against almost all strong acids and organic solvents, except for molten alkali metals and elemental fluorine.
What standards do these flange ball valves meet?
These valves are manufactured according to the BS5351 standard with investment casting workmanship.
What kind of packaging is provided for shipping?
All products are packed in standard export wooden cases to prevent damage during long-distance transportation.

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