Handan Shengnada New Material Technology Co., Ltd.
| Payment Terms | L/C, T/T |
| Supply Ability | 20000 tons per year |
| Delivery Time | 45 days |
| Packaging Details | wood pallet/ bulk |
| Sizes | 850*850mm |
| Class | D400 |
| Paint | Spray paint, |
| Feature | heavy duty |
| Sealing System | Rubber Gasket |
| Structure | Integral |
| Material | Ductile Iron |
| Unit Weight | 50kg to 350 kg |
| Durability | Long Lasting |
| Inspection | Professional Lab |
| Corrosion Resistance | High |
| Third Party Testing | Available |
| Brand Name | SND Foundry |
| Model Number | SND Manhole Cover |
| Certification | ISO / CE |
| Place of Origin | Handan, China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 20000 tons per year |
| Delivery Time | 45 days | Packaging Details | wood pallet/ bulk |
| Sizes | 850*850mm | Class | D400 |
| Paint | Spray paint, | Feature | heavy duty |
| Sealing System | Rubber Gasket | Structure | Integral |
| Material | Ductile Iron | Unit Weight | 50kg to 350 kg |
| Durability | Long Lasting | Inspection | Professional Lab |
| Corrosion Resistance | High | Third Party Testing | Available |
| Brand Name | SND Foundry | Model Number | SND Manhole Cover |
| Certification | ISO / CE | Place of Origin | Handan, China |
| High Light | en124 d400 manhole cover ，en124 ductile iron manhole cover ，standard d400 manhole cover | ||
EN124 Standard Ductile Iron Mahole Cover and Frame 850*850 mm for Algeria
SND Foundry can provide ductile iron manhole covers in a variety of sizes, with or without hinges, single or double seals, square, rectangular, or circular shapes, and coated in epoxy or black bitumen, based on drawings or customer requests.
| Material | Ductile Iron /Cast Iron |
|---|---|
| Size | 850*850, clear open 600mm, |
| Standard | EN124 |
| Class | C250/D400 |
| Painting | Black bitumen coated |
| Shape | Round, Square, Rectangle etc. |
| Color | Black, blue, grey or customized |
| Aplication | Roadways, Resisdential Areas, Industrial Zones, Untilities Access |
| OEM Service | Yes |
| Brand | SND foundry |
| Package | Wood pallet, Wood box etc. |
| MOQ | 10 tons for new molds, 1 set for stock molds |
| Delivery | 45-60 days after prepayment |
| Payment | LC/TT, etc |
| Port | Tianjin port, China |
Ductile iron manhole covers are essential components in modern infrastructure, known for their strength, durability, and resistance to harsh environmental conditions. These covers ensure safe access to underground utilities, such as water, sewage, and telecommunication systems. Here, we provide a comprehensive look at the features, applications, advantages, and manufacturing process of ductile iron manhole covers.
Features
Material: Made from ductile cast iron, these covers exhibit high tensile strength and flexibility, reducing the risk of breakage.
Design: Available in various shapes (round, square) and sizes, with custom designs possible for specific requirements.
Load Capacity: Suitable for different load classes (A15, B125, C250, D400, E600, F900), making them ideal for everything from pedestrian areas to heavy-duty roads.
Surface Coating: Anti-slip coatings ensure safety, while corrosion-resistant treatments extend the product’s lifespan.
Applications
Advantages
Strength and Durability: Ductile iron offers a higher tensile strength than gray iron, making the covers more durable and less prone to cracking under heavy loads.
Corrosion Resistance: The covers are treated with epoxy coatings to prevent rust, making them ideal for wet or coastal environments.
Cost-Effectiveness: Despite their superior strength, ductile iron manhole covers offer a competitive price, reducing overall maintenance costs.
Ease of Installation: Available with ergonomic designs like lifting hooks or hinges, these covers ensure easy handling and quick installation.
Environmental Friendliness: Ductile iron is recyclable, supporting sustainable construction practices.
Manufacturing Process
Material Preparation: High-quality pig iron and scrap iron are melted together, with magnesium added to create a ductile iron alloy.
Casting: The molten iron is poured into molds to form the basic shape of the manhole cover. Sand casting is a common method due to its precision and efficiency.
Heat Treatment: The cast pieces are treated with heat to improve strength and flexibility.
Surface Coating: Anti-corrosive coatings are applied to ensure longevity in various environments.
Quality Control: Each cover undergoes rigorous testing for load-bearing capacity, tensile strength, and dimensional accuracy.
Package
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2021
Total Annual:
8000000-10000000
Employee Number:
150~200
Ecer Certification：
Verified Supplier
SND Foundry have been specializing in the production and sales of manhole cover and gully grating, valves, pipe & pipe fitings and metal castings products nearly 20 years. It is located in Wu'an Industrial Park, Handan City, Hebei Province. The park is the largest mechanical casting spare pa... SND Foundry have been specializing in the production and sales of manhole cover and gully grating, valves, pipe & pipe fitings and metal castings products nearly 20 years. It is located in Wu'an Industrial Park, Handan City, Hebei Province. The park is the largest mechanical casting spare pa...
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