Product Specifications
| Item | Specification |
| Material | QT450-10 Ductile Iron |
| Standard Sizes | 150×205×600mm, 300×300×500mm, 350×350×500mm |
| Load Standard | EN124 Standard Heavy Load Grade |
| Surface Treatment | Asphalt anti-corrosion spraying; customized anti-rust coating available |
| Structure | Integrated one-piece casting, hook hanging installation, built-in detachable interception basket, anti-settlement curved bottom |
| Customization | Size, load capacity, grille style, anti-corrosion craft, cast-in LOGO/project number/municipal mark |
| Origin | China |
| Packing | Wooden case / Pallet customized for domestic & export orders |
Key Features
- Integrated Molding & High Drainage Efficiency
Adopting premium QT450-10 ductile iron one-piece casting, the integrated grille and curved water tank expands water passing area. It delivers rapid drainage, effectively eliminating road ponding and mitigating urban waterlogging during heavy rains. - Detachable Interception Basket & Anti-blocking
Equipped with a removable built-in basket to intercept leaves, sediment, garbage and other impurities. It prevents drainage pipeline blockages fundamentally, greatly reducing later cleaning and maintenance costs. - Heavy-load & Durable
Compliant with EN124 international load standards, the product features high strength, excellent toughness and strong impact resistance. It withstands heavy vehicle rolling, suitable for all kinds of high-load road scenarios with a long service life. - Anti-settlement & Stable Installation
Unique hook-type mounting structure enables quick and firm installation. The curved bottom fits the drain outlet closely, avoiding displacement, settlement and driving abnormal noise caused by long-term vehicle compression. - Superior Corrosion & Weather Resistance
Finished with professional asphalt anti-corrosion spraying, it resists acid, alkali, moisture and dust erosion. It maintains stable performance in harsh outdoor environments with low maintenance needs. - Full Customization Service
Support customized size, load grade, grille style and surface technology. Custom logo, project number and municipal marking engraving are available. We provide one-stop services from design and mold opening to mass production for domestic and export projects.
Applications
Sponge city construction, municipal road drainage, highway drainage, factory park drainage, parking lot drainage, urban community road drainage, urban flood control & drainage reconstruction projects.
@custom_metal_casting GooCasting® QT450-10 ductile iron hook gully grate with interception basket is an upgraded solution for sponge city and municipal road drainage, replacing conventional drainage grates. – High-strength ductile iron material ensures stable drainage performance and long service life – Fully customizable: size, load class and installation structure for diverse engineering projects #gullygrate #drainagegrates

















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