The Heavyweight Standard in Fluid Control
In large-scale piping installations, the flange is the most critical stress point. Our Heavy-Duty PVC Flanges set the benchmark for durability. By significantly increasing the material volume—scaling up to a massive 2357g for the 8-inch model—we ensure a robust connection that withstands higher system pressures and water hammer effects compared to lightweight alternatives.
Structural Integrity & Anti-Deformation
Unlike standard flanges that may warp under high bolt torque, our engineering-grade design incorporates reinforced ribs. These ribs distribute stress evenly across the flange face, preventing deformation and ensuring a perfectly flat sealing surface. This results in a more secure, long-term, leak-proof joint for industrial wastewater, chemical processing, and agricultural irrigation.
Optimized for Global Projects
Whether you are managing a municipal water project in Southeast Asia or an industrial facility in the Middle East, our flanges offer the consistency you need. With 17+ years of manufacturing expertise, we provide fully documented technical data (weights and dimensions) to help engineers specify the right components with absolute confidence.
4. Technical Specifications & Logistics Data
| Size |
Product Weight |
Packing (PCS/CTN) |
Carton Size (cm) |
Application |
| 2" |
425g |
30 |
43 x 34 x 26 |
Small Industrial Lines |
| 3" |
684g |
20 |
45 x 35 x 30 |
Irrigation Mainlines |
| 4" |
1007g |
12 |
47 x 37 x 30 |
Municipal Water Systems |
| 6" |
1621g |
6 |
45 x 35 x 28 |
Large Scale Drainage |
| 8" |
2357g |
4 |
48 x 38 x 30 |
Heavy Industrial / Mining |
5. Why Partner with Hongke Valve?
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Verified Quality: Every size is weighed to guarantee material density and strength.
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One-Stop Sourcing: We offer the complete range of heavy-duty fittings, reducing your procurement complexity.
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Logistics Transparency: Pre-calculated carton sizes and quantities for easy freight and container loading optimization.
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OEM Excellence: Support for private labeling and custom material formulations to meet specific regional standards.
6. Call to Action (CTA)
"Upgrade Your Project Standards with Hongke Heavy-Duty Flanges" Ensure the safety and longevity of your piping infrastructure. Contact our engineering sales team for technical drawings and bulk wholesale pricing.
