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Flanged Marine Ball Valve for Desulfurization Tower Scrubber Lines
Product Spotlights
Engineered for harsh desulfurization scrubber environments, this marine-grade flanged ball valve offers exceptional corrosion/abrasion resistance and bubble-tight sealing to ensure system reliability and environmental compliance. Its robust flanged design suits high-vibration marine applications, while versatile material and actuation options provide a customizable solution for any point in the FGD circuit, reducing maintenance costs and operational risk.
Negotiable
MOQ: 1 Unit (Price negotiable depending on order volume and customization)
Key Specifications
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Material:
Other, Carbon Steel, Stainless Steel, Duplex Steel
Application:
Other, Desulfurization Tower Scrubber Lines
Connection Type:
Flanged (RF/RTJ)
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
Delivery time depends on order quantity.
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Material
Other, Carbon Steel, Stainless Steel, Duplex Steel
Application
Other, Desulfurization Tower Scrubber Lines
Connection Type
Flanged (RF/RTJ)
Pressure Rating
PN10/16/25/40, Class 150/300
Valve Size
DN50 to DN600 (2“ to 24“)
Operation
Manual Lever/Gear, Pneumatic, Electric
Seat Material
PTFE, Reinforced PTFE, Metal Seated
Design Standard
ISO, API, DIN, JIS, GB
Temperature Range
-20°C to +200°C (Standard)
Fire Safe Design
Optional API 607/API 6FA certification available
As a professional manufacturer with ISO9001 certification, Shanghai Zhibang Valve Manufacture Co., Ltd. specializes in providing robust and reliable valve solutions for demanding industrial applications. Our Flanged Marine Ball Valve is engineered specifically for the harsh environments encountered in desulfurization tower scrubber lines, where corrosion, abrasion, and high reliability are paramount concerns. This valve combines marine-grade durability with precise flow control, making it an essential component for ensuring the efficiency and environmental compliance of Flue Gas Desulfurization (FGD) systems on ships and in shore-based power plants.
The core value of this product lies in its ability to deliver long-term, maintenance-free service in highly corrosive scrubber slurry and chemical reagent lines. We understand that valve failure in such critical applications can lead to significant operational downtime and environmental risks. Therefore, our design prioritizes material integrity, sealing performance, and ease of operation. With an annual export value reflecting our global reach, we supply these valves to key markets worldwide, supported by efficient logistics from major Chinese ports.
Detailed Features & Technical Advantages:
- Superior Corrosion & Abrasion Resistance: The valve body, ball, and stem are constructed from materials specifically selected to withstand the aggressive chemistry of desulfurization scrubber slurries, which often contain chlorides, sulfates, and abrasive particulates. Options include CF8M (316SS), Duplex (2205), and special coatings.
- Bubble-Tight Sealing for Environmental Safety: Utilizing advanced seat materials like reinforced PTFE or metal seats, the valve ensures zero leakage across its pressure rating. This is critical for containing process fluids, preventing fugitive emissions, and meeting stringent environmental regulations.
- Robust Flanged Connection for Secure Piping: The flanged design (RF or RTJ face) provides a strong, bolted connection that is ideal for high-vibration marine environments and high-pressure scrubber circuits. It facilitates easy installation, maintenance, and replacement.
- Low Torque & Effortless Operation: The trunnion-mounted or floating ball design, combined with low-friction bearings and seals, ensures smooth 90-degree operation even after prolonged periods in a static position. This reduces operator effort and extends the life of manual levers or actuators.
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Versatile Actuation Options: The valve is designed for compatibility with various actuators to suit different levels of automation:
Actuation Type Typical Use Case Key Benefit Manual Lever Local, infrequent operation Cost-effective, simple Gear Operator Large valves, high operating torque Reduces required hand force Pneumatic Actuator Remote/automated on-off control Fast response, suitable for hazardous areas Electric Actuator Precise modulating or on-off control Integrates with plant DCS/PLC systems - Extended Service Life & Reduced TCO: The design minimizes internal cavities where slurry can settle and cause erosion or clogging. High-quality stem seals prevent external leakage, reducing maintenance frequency and total cost of ownership over the valve's lifespan.
Benefits for Your Operation:
- Enhanced System Reliability: Minimizes unplanned shutdowns of the desulfurization unit, ensuring continuous environmental compliance and power generation.
- Lower Maintenance Costs: The robust construction and appropriate material selection lead to longer intervals between servicing, saving on labor and parts.
- Operational Safety: Secure sealing protects personnel from exposure to hazardous process fluids and reduces fire risks associated with leakage.
- Flexibility in System Design: Available in a wide range of sizes (DN50-DN600) and pressure classes, allowing engineers to specify the perfect valve for each point in the scrubber circuit.
- Global Compliance: Manufactured under an ISO9001 quality management system, the valves are produced to meet international standards like API, DIN, and JIS, facilitating their use in projects worldwide.
Our commitment to quality is backed by our ISO9001 certification and a track record of supplying to diverse markets across North America, South America, Europe, Asia, Africa, and Oceania. This global experience means we understand the specific requirements of different regions and applications. With an annual export value demonstrating consistent performance, you can trust Shanghai Zhibang as a stable and capable partner. We offer the dual advantage of specialized engineering for harsh scrubber environments combined with the cost-effectiveness and logistical support of a direct manufacturer. For a valve that stands up to the challenge of desulfurization duty, contact us to discuss your specific line conditions, pressure ratings, and material preferences.
Frequently Asked Questions (FAQ):
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Q: What makes this ball valve suitable for marine desulfurization scrubber lines specifically?
A: It is designed with materials resistant to scrubber slurry corrosion/abrasion, has a robust flanged connection for high-vibration marine settings, and often includes features like extended neck lengths for insulation. Its design prioritizes reliability in a critical, environmentally sensitive application. -
Q: Can this valve handle both the alkaline absorbent (e.g., limestone slurry) and the acidic effluent in an FGD system?
A: Yes, material selection is key. We offer options like 316SS, duplex stainless steels, or specially coated carbon steel that provide excellent resistance to the wide pH range and chemical species found in different sections of the scrubber loop. -
Q: Is a fire-safe design available for applications where hydrocarbon ingress is a risk?
A> Yes, fire-safe versions compliant with standards like API 607/API 6FA are available upon request. These designs incorporate secondary metal seals that maintain sealing integrity in the event of a fire that destroys the primary soft seats. -
Q: What are the common pressure ratings for these valves in scrubber service?
A> Typical ratings are PN10/16 or Class 150/300, as scrubber circuits generally operate at low to moderate pressures. However, valves can be supplied in higher pressure classes (PN25/40, Class 600) if required by your specific system design. -
Q: How does the flanged connection benefit maintenance compared to other end types?
A> Flanged connections allow the valve to be easily unbolted from the pipeline for inspection, repair, or replacement without needing to cut the pipe. This significantly reduces downtime during maintenance operations. -
Q: What actuator options do you recommend for remote operation of these valves on a scrubber tower?
A> For simple on/off remote control, pneumatic actuators are common due to their simplicity, speed, and suitability in potentially hazardous areas. For precise flow modulation or integration with a central DCS, electric actuators are the preferred choice. -
Q: Do you provide valves with a locked open/closed feature for safety isolation?
A> Yes, padlockable handles or locking devices for gear operators and actuators can be supplied. This is a crucial safety feature for positive isolation during maintenance on the scrubber system. -
Q: What is your lead time for a typical order of DN200, Class 150 flanged ball valves?
A> Lead times vary based on material specification and quantity. For standard materials like carbon steel or 316SS, typical production lead time ranges from 4 to76 weeks. We maintain communication throughout the process and can expedite upon request.
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1Yr
Business Type
Manufacturer
Year Established
2016
Annual Export Value
US$1 Million - US$1.5 Million
Product Certifications
ISO9001
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