Wholesale Stainless Steel PTFE Lined Ball Valve Single Acting Pneumatic Operation Supplier, Manufacturer

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.

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Key Advantages
1. 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".

2. Superior 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.

3. 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.

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Packing Details

Standard export wooden case packaging

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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 can be used for fluid regulation with high hygiene requirements; In the environmental and power industries, it can be used for the treatment of wastewater containing particles or corrosive substances.

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
Dimension
PN (MPa) DN (mm) D D1 D2 D3 f b n-φ d L H W
1.6 15134565952144-φ 1413075130
201955751052144-φ 1414084170
252565851152144-φ 1415090170
3232781001352164-φ 18165107200
4038851101453164-φ 18180127250
50511001251603164-φ 18200140250
65641201451803184-φ 18220164350
80761351601953208-φ 18250177350
1001021551802153208-φ 18280206420
1251271852102453228-φ 18320292700
1501522102402803248-φ 233603201000
20020326529533532612-φ 234003651300
25025432035540533012-φ 255334201800
2.5 15134565952144-φ 1413075130
201955751052144-φ 1414084170
252565851152144-φ 1415090170
3232781001352164-φ 18165107200
4038851101453164-φ 18180127250
50511001251603204-φ 18200140250
65641201451803228-φ 18220164350
80761351601953228-φ 18250177350
1001021601902303248-φ 23280206420
1251271882202703288-φ 25320292700
1501522182503003308-φ 253603201000
20020327831036033412-φ 254003651300
25025433237042533612-φ 305334201800
Frequently Asked Questions (FAQ)
What manufacturing standards and processes are used for this valve?

The valve is manufactured according to the BS5351 standard and features high-precision investment casting workmanship.

What is the working temperature range for this pneumatic ball valve?

This valve is suitable for operational temperatures ranging between -20°C and 120°C (-20°C < T < 120°C).

How fast does the pneumatic actuator respond to control signals?

The pneumatic actuator features a quick response time of ≤ 0.5 seconds, supporting rapid automated control and remote operation.

What media can the PTFE lining withstand?

The PTFE lining provides strong resistance against strong acids, alkalis, and organic solvents across a wide pH range, excluding molten alkali metals and elemental fluorine.

What are the primary materials used for the valve body and stem?

The body is available in WCB, CF8, and CF8M materials, while the stem is made of 2Cr13, 304, or 316 stainless steel options.

How is this product packaged for shipment?

It is securely packed using standard export wooden case packaging for safe transit during overseas shipping.

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