Pneumatic SS316L Flanged Ball Valve

INTEGRATED 5/2 SOLENOID · PLC-READY · PRE-WIRED & PRE-PIPED

The Q647F-16P-SOL is a fully integrated pneumatic ball valve
assembly delivering complete electrical-to-pneumatic signal
conversion within a single pre-wired and pre-piped package.
Unlike standard pneumatic assemblies that require an external
solenoid valve or pneumatic control cabinet, this unit
incorporates a 5/2-way solenoid valve directly into the air circuit,
allowing a PLC or DCS to drive the actuator using a simple 24
VDC or 220 VAC output signal with no additional pneumatic
switching hardware

Q647F-16P-SOL · ISO 5211 · PN16 / Class 15
Mounting StandardISO 5211
Pressure RatingPN16 / Class 150
Nominal SizeDN25 – DN200
Body MaterialCF8M (SS316L)
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— Full Specifications

Pneumatic SS316L Flanged Ball Valve - Parameter Table

PARAMETERSPECIFICATION
Body MaterialStainless Steel CF8M (SS316L)
Ball / Stem MaterialSS316L Polished Ball / SS316 Stem
Seat / Seal MaterialPTFE (Polytetrafluoroethylene)
Nominal Size (DN)DN25 — DN200 (1" — 8")
Pressure RatingPN16 / Class 150
Max. Working Pressure1.6 MPa (16 Bar)
Working Temperature-20 °C to +200 °C (-4 °F to +392 °F)
Body Design2-Piece Flanged End
Port TypeFull Bore (Full Port)
Connection StandardGB / ASME B16.5 / DIN
Flange Bolt MaterialSS304 Stainless Steel
Leakage ClassZero Leakage / ANSI Class VI
Flow DirectionBidirectional
Applicable StandardGB/T 12237 / API 608 / ASME B16.34

Our Production Process

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1. Casting

2. Machining

3. Testing

4. Loading

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— WHY bAUTU

Why Specify This Valve from Bautu

Six Pre-Matched Components in One Package

The assembly comprises six purpose-matched components: a 2-piece full-bore CF8S (SS316L) flanged ball valve; a black and-yellow anodised aluminium rack-and-pinion pneumatic actuator (double-acting or spring-return); a transparent dome-top limit switch indicator with red rotating position cap; a 5/2-way solenoid valve with DIN 43650-A connector and LED indicator; an inline filter-regulator with pressure gauge; and a rigid galvanised carbon-steel mounting bracket.

Factory-Assembled, Wired & Pressure-Tested

All components are factory-assembled, air-piped, and electrically wired. The unit is pressure-tested prior to shipment and arrives ready for immediate installation with a single compressed-air connection and a single electrical cable. This design eliminates field assembly errors, reduces installation time, and ensures consistent actuator performance across the operating life of the valve.

— FAQ

Frequently Asked Questions

What is a pneumatic actuated ball valve, and how does it work?

A pneumatic actuated ball valve combines a standard ball valve body with a pneumatic actuator — a device powered by compressed air (typically 4–7 bar) that automatically rotates the valve ball 90° to open or close the flow path. This eliminates the need for manual operation, making it ideal for remote control, automated process systems, and high-cycle applications where valves must open and close frequently or at precise intervals. Bautu's pneumatic actuated flanged ball valves are available in double-acting (air-to-open, air-to-close) and spring-return (fail-safe open or fail-safe closed) configurations, with optional solenoid valves, limit switches, and positioners for full automation integration.

Why choose a stainless steel body for a pneumatic actuated ball valve?

Stainless steel (CF8M / 316SS) is the material of choice when the pipeline handles corrosive, hygienic, or high-purity media where carbon steel would contaminate the product or corrode prematurely. Common applications include food and beverage processing, pharmaceutical manufacturing, chemical dosing systems, seawater cooling circuits, and marine installations. Compared to carbon steel WCB, stainless steel offers superior resistance to chlorides, acids, and oxidizing environments, and meets hygiene standards required in clean-in-place (CIP) systems. Bautu's stainless steel pneumatic ball valves use CF8M bodies with 316SS balls and stems, ensuring full corrosion resistance throughout the wetted flow path.

What is the standard lead time, and can Bautu supply custom actuator packages?

Standard pneumatic actuated stainless steel flanged ball valves are delivered in 3–5 weeks from order confirmation, including actuator assembly and factory function testing. Bautu supports fully customized actuator packages including solenoid valve selection (24VDC, 110VAC, 220VAC), limit switch boxes for open/close position feedback, positioners for partial-stroke control, and Ex-rated (ATEX/IECEx) components for hazardous area installations. All assemblies are tested for air-tightness and valve operation before shipment. Submit your process conditions and control requirements for a complete valve-actuator package quotation within 24 hours.

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Pneumatic SS316L Flanged Ball Valve · Direct from 50,000m² Factory · Wenzhou, China