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Help Center304 Stainless Steel Well Screen, 1-Year Warranty, Mill Test Report Included, 0.1-0.5mm Slot
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As a leading manufacturer based in Hengshui, Hebei, China, Anping County Boli Hardware Wiremesh Products Factory has been dedicated to producing high-quality wire mesh and filtration products since 1998. Our 304 Stainless Steel Well Screen is engineered to deliver reliable performance in water well, dewatering, and oil filtration applications. With a 1-year warranty and a mill test report included, you can trust the material integrity and manufacturing precision of every screen we produce.
The 304 stainless steel construction ensures excellent corrosion resistance, strength, and durability even in harsh underground environments. The slot size ranges from 0.1mm to 0.5mm, allowing for efficient filtration of sand, gravel, and other fine particles while maximizing water flow. Our well screens are designed to meet the needs of both residential and commercial water systems, as well as industrial dewatering projects.
We understand that well screen performance directly impacts the lifespan and efficiency of your well system. That's why we manufacture each screen with strict quality control, using advanced machinery and experienced craftsmen. The mill test report provides full traceability of the material chemical composition and mechanical properties, giving you confidence in the product's quality.
Product Features & Technical Specifications
- Material: Premium 304 stainless steel, compliant with ASTM A240 / A240M standards.
- Slot Size: Available in 0.1mm, 0.2mm, 0.3mm, 0.4mm, 0.5mm – precise control for various sand conditions.
- Open Area: Typically 30%–50% depending on slot size and pattern, ensuring high water intake.
- Warranty: 1-year warranty against manufacturing defects, with prompt after-sales support.
- Mill Test Report: Included with each shipment, verifying material grade and quality.
- Customizable Dimensions: Length from 1 to 6 meters (or custom); diameter from 2 to 12 inches (or custom).
- Connection Types: Threaded ends, plain ends for welding, or flanged connections – all available upon request.
- Surface Finish: Pickled and passivated for enhanced corrosion resistance; alternative finishes available.
| Parameter | Specification |
|---|---|
| Material Grade | 304 Stainless Steel (UNS S30400) |
| Slot Width | 0.1 – 0.5 mm (±0.02mm tolerance) |
| Wire Diameter | 1.0 – 3.0 mm (customizable) |
| Screen Length | 1m, 2m, 3m, 4m, 5m, 6m or custom |
| Outer Diameter | 2" – 12" (50mm – 300mm) or custom |
| Open Area | 30% – 50% depending on slot size |
| Connection Type | Threaded, welding bevel, flange (optional) |
| Packing | Steel bundles, wooden pallets, or as per customer request |
Benefits to Your Project
- Long Service Life: 304 stainless steel resists rust and corrosion from groundwater chemicals, extending well life.
- High Flow Efficiency: Optimized slot pattern maximizes open area while maintaining structural strength, reducing drawdown and energy costs.
- Fine Filtration: Slot sizes as small as 0.1mm effectively filter fine sand and silt, protecting pumps and downstream equipment.
- Easy Installation: Customizable threads or welding ends allow quick integration with standard well casing pipes.
- Reliable Quality Assurance: Every screen is inspected during production, and the mill test report confirms material compliance.
- Cost-Effective: Competitive factory pricing with direct manufacturer support ensures you get the best value.
Our well screens are widely used in North America, South America, Europe, Southeast Asia, Africa, and Oceania. With an annual export value of US$5 million to US$10 million, we have built a solid reputation for consistent quality and on-time delivery. We ship from major ports including Tianjin, Qingdao, Shanghai, and Foshan, ensuring convenient logistics for global customers.
We back our 304 Stainless Steel Well Screen with a 1-year warranty and comprehensive after-sales service. The included Mill Test Report provides full traceability, so you can verify the material's chemical composition and mechanical properties. This transparency is part of our commitment to quality and customer satisfaction.
With over 25 years of manufacturing experience, our factory is equipped with modern wire mesh weaving and welding machines. We employ skilled technicians who ensure each screen meets strict dimensional tolerances. Whether you need a standard size or a custom design, we can produce it efficiently. Contact us today for a quote or technical consultation – we are ready to support your well project.
Frequently Asked Questions
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Q: What is the difference between 304 and 316 stainless steel for well screens?
A: 304 stainless steel offers good corrosion resistance for most fresh water and non-aggressive environments. For highly saline or acidic water, 316 stainless steel is recommended. We can supply 316 screens upon request. -
Q: Can I get a custom slot size outside the 0.1-0.5mm range?
A: Yes, we can manufacture custom slot sizes from 0.05mm up to 3mm. Please contact us with your specific requirements. -
Q: How is the well screen connected to the casing pipe?
A: We offer threaded ends, plain ends for welding, and flanged connections. The most common method is threaded connection for easy field assembly. You can choose the connection type that suits your installation. -
Q: What is the typical lead time for an order?
A: For standard sizes, lead time is 15-25 days after order confirmation. Custom orders may take 20-35 days, depending on quantity and complexity. -
Q: Do you provide samples before bulk order?
A: Yes, we can provide samples (e.g., 300mm length) for testing. The sample cost is negotiable, and shipping is at your expense. Once an order is placed, sample cost can be deducted. -
Q: Is the mill test report for each batch or each piece?
A: The mill test report is provided for each production batch (same material lot). It covers the chemical composition and mechanical properties of the 304 stainless steel used in that batch. -
Q: What is the warranty coverage?
A: The 1-year warranty covers manufacturing defects such as broken welds, incorrect slot size, or material failure. Normal wear and tear, improper installation, or corrosion due to incompatible water chemistry are not covered. -
Q: Can you ship to my country?
A: We export to many countries worldwide. Our main markets include North America, South America, Europe, Southeast Asia, Africa, Oceania, and the Middle East. We ship from several Chinese ports, so we can arrange logistics to your destination.
Experience the quality and reliability of Boli wiremesh products. Request a quote or ask for technical advice – we are here to help you select the right well screen for your project.
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