Stainless Steel High Platform Ball Valve Description
Stainless Steel High Platform Ball Valve is an industrial valve made of stainless steel, featuring a high platform design and flanged connections. It is primarily used for controlling high-pressure, high-temperature, and corrosive media. Its core structure includes components such as the ball, stem, and sealing rings. By rotating 90 degrees, it achieves media on/off or flow direction switching.
GNEE Group specializes in the production of valves. Please contact us to obtain the drawings.
Stainless Steel High Platform Ball Valve specification
Stainless Steel High Platform Ball Valve Nominal Diameter and Pressure
| Parameter | Specification |
|---|---|
| Diameter Range | DN15-DN1200, covering small to large diameter pipelines |
| Pressure Rating | 1.6MPa-16.0MPa, with some products reaching up to 25.0MPa, suitable for medium to high pressure applications |
| Temperature Range | -40℃ to 425℃, with special materials (e.g., Hastelloy) capable of withstanding higher temperatures |
Stainless Steel High Platform Ball Valve Seal Performance
| Parameter | Specification |
|---|---|
| Primary Seal | PTFE, enhanced PTFE, or PPL (Polyphenylene) soft seals, achieving VI grade sealing (zero leakage) |
| Auxiliary Seal | Double-layer stem packing with bellows spring compensation design, automatically compensating for wear to ensure long-term sealing |
| Fire-resistant Design | Optional metal-to-metal hard seal structure that maintains sealing capability during fire conditions |
Stainless Steel High Platform Ball Valve Materials and Corrosion Resistance
| Parameter | Specification |
|---|---|
| Body Material | 304/316/316L stainless steel (common), WCB carbon steel (cost-effective scenarios), Hastelloy (strongly corrosive media) |
| Ball Material | Same material as body, with hard chrome plating or tungsten carbide spraying to improve wear resistance |
| Seal Ring Material | PTFE (general purpose), PPL (high temperature), nylon (cost-effective) |
Advantages of High Platform Ball Valve
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Low Flow Resistance & High Energy Efficiency
Minimal Pressure Drop: Flow resistance coefficient equals that of equivalent-length pipelines, ideal for long-distance transport or pumping stations.
Full-Bore Design: Zero diameter reduction, high flow coefficient (Cv value).
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Rapid Operation & Long Service Life
90° Quick Switching: Manual operation ≤5 sec; pneumatic actuation ≤1 sec.
Anti-Blowout Stem + Thrust Bearing: Reduces wear; lifespan exceeds 1 million cycles.
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Safety & Reliability
Anti-Static Design: Conductive springs between ball and stem dissipate static electricity, eliminating spark risks.
Explosion-Proof Certification: ATEX-compliant for hazardous environments.
Dual Sealing System: Primary + auxiliary seals; auxiliary seal prevents leakage even if primary fails.
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Easy Maintenance
Top-Entry Structure: Replace seats, balls, etc., without pipe disassembly.
Online Repair: Pressure-retained maintenance reduces downtime.
Applications of High Platform Ball Valve
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Chemical Industry
Transports highly corrosive media (e.g., sulfuric acid, hydrochloric acid) as a superior alternative to cast iron/carbon steel valves.
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Oil & Gas
Controls pipeline switching in oil/gas systems with high-pressure tolerance and H₂S corrosion resistance.
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Food & Pharmaceuticals
316L stainless steel construction meets hygienic certification requirements for purified water and pharmaceutical fluid transfer.
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Water Treatment
Resists chloride ion erosion in seawater desalination and wastewater treatment systems.
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Steam Systems
Metal-to-metal hard seal structure ensures leak-free performance in high-temperature steam pipelines (up to 550°C).
Selection Recommendations for High Platform Ball Valves
Material Selection
304 Stainless Steel: Suitable for general corrosive media.
316/316L Stainless Steel: Ideal for seawater or high-chloride environments.
Special Alloys (e.g., Hastelloy, Monel): Recommended for extreme corrosion conditions.
Sealing Type
Soft Seal (PTFE/PPL): Optimal for low-temperature/pressure applications (<200°C, ≤PN16) with superior sealing.
Metal-to-Metal Hard Seal: Essential for high-temperature/pressure scenarios (≤550°C, ≤PN420) or abrasive media.
Actuator Matching
Manual Operation: Fits small diameters (≤DN50) and low-frequency use.
Pneumatic/Electric Actuators: Required for automated systems; torque must align with pipeline pressure/flow demands.
Connection Method
Flanged Connection: Preferred for large diameters (≥DN80) and high-pressure pipelines.
Threaded Connection: Used for small diameters (≤DN50) and low-pressure systems.
Butt-Weld Connection: Critical for high-temperature/high-pressure or ultra-clean processes.
Stainless Steel High Platform Ball Valve factory
GNEE Group owns hundreds of valve production and testing equipment, and provides customized valve services-send us your drawings, and we'll tailor-make them for you.
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