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Cast iron grating and trench cover manufacturers

I have found results from2000+products and800+suppliers aboutCast iron grating and trench cover

Hebei And Metals & Minerals Co., Ltd.mic-icon
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Custom Rain Water Pool Trench Cover Ductile Cast Iron Manhole Grating

Custom Rain Water Pool Trench Cover Ductile Cast Iron Manhole Grating

US$1.00
10 Sets(MOQ)
Sample Available
Customized En124 Cast Iron Channel Trench Square Manhole Cover Drain Grating

Customized En124 Cast Iron Channel Trench Square Manhole Cover Drain Grating

US$1.00
10 Sets(MOQ)
Sample Available
Heavy Duty D400 Ductile Cast Iron Channel Trench Drain Grates Trench Drain Grating

Heavy Duty D400 Ductile Cast Iron Channel Trench Drain Grates Trench Drain Grating

US$1.00
10 Pieces(MOQ)
Sample Available
Heavy Duty Ductile Cast Iron Channel Trench Drain Grates Trench Drain Grating

Heavy Duty Ductile Cast Iron Channel Trench Drain Grates Trench Drain Grating

US$1.00
10 Pieces(MOQ)
Sample Available
OEM Heavy Duty Square Ductile Cast Iron Channel Trench Drain Grating

OEM Heavy Duty Square Ductile Cast Iron Channel Trench Drain Grating

US$1.00
10 Sets(MOQ)
Sample Available
OEM Square and Round Ductile Iron Manhole Covers Cast Iron Drainage Grids Gully Grating

OEM Square and Round Ductile Iron Manhole Covers Cast Iron Drainage Grids Gully Grating

US$1.00
10 Sets(MOQ)
Sample Available
OEM/ODM Sewerage Trench Drainage Ductile Iron Trench Drain Grating

OEM/ODM Sewerage Trench Drainage Ductile Iron Trench Drain Grating

US$1.00
10 Sets(MOQ)
Sample Available
Heavy Duty Rectangle Ductile Cast Iron Channel Trench Drain Grates Gully Grating

Heavy Duty Rectangle Ductile Cast Iron Channel Trench Drain Grates Gully Grating

US$1.00
10 Pieces(MOQ)
Sample Available
OEM Iron Grate Safety Drain Channel Cover Ductile Cast Iron Grill Grating

OEM Iron Grate Safety Drain Channel Cover Ductile Cast Iron Grill Grating

US$1.00
10 Sets(MOQ)
Sample Available
En124 D400 C250 B125 Ductile Cast Iron Manhole Cover and Channel Square Gully Gratings

En124 D400 C250 B125 Ductile Cast Iron Manhole Cover and Channel Square Gully Gratings

US$1.00
10 Pieces(MOQ)
Sample Available
Heavy Duty Storm Drain Cover Square B125 C250 D400 Cast Iron Gully Manhole Grating for Highway

Heavy Duty Storm Drain Cover Square B125 C250 D400 Cast Iron Gully Manhole Grating for Highway

US$1.00
10 Sets(MOQ)
Sample Available
Ductile Gully Grate Cast Iron Manhole Cover Ductile Iron Drainage Manhole Grating Gully Grating

Ductile Gully Grate Cast Iron Manhole Cover Ductile Iron Drainage Manhole Grating Gully Grating

US$1.00
10 Pieces(MOQ)
Sample Available
OEM Ductile Iron Manhole Cover Cast Iron Grate Round Channel Grating

OEM Ductile Iron Manhole Cover Cast Iron Grate Round Channel Grating

US$1.00
10 Pieces(MOQ)
Sample Available
Heavy Duty D400 Ductile Cast Iron Trench Drain Grates Channel Grating for Drainage Systems

Heavy Duty D400 Ductile Cast Iron Trench Drain Grates Channel Grating for Drainage Systems

US$1.00
10 Pieces(MOQ)
Sample Available
Heavy Duty D400 Ductile Cast Iron Channel Trench Drain Grates Trench Manhole Grating

Heavy Duty D400 Ductile Cast Iron Channel Trench Drain Grates Trench Manhole Grating

US$1.00
10 Pieces(MOQ)
Sample Available
En124-D400 Residential Cast Iron Drain Grating and Trench Cover Premium Casting Services

En124-D400 Residential Cast Iron Drain Grating and Trench Cover Premium Casting Services

US$20.99-24.99
20 pieces(MOQ)
Sample Available
Corrosion-Resistant Cast Iron Drain Grating & Trench Cover

Corrosion-Resistant Cast Iron Drain Grating & Trench Cover

US$800.00-1,000.00
10 Tons(MOQ)
Sample Available
Cast Iron Stormwater Management Drain Grating and Trench Cover Handcrafted Casting Services

Cast Iron Stormwater Management Drain Grating and Trench Cover Handcrafted Casting Services

US$850.00-1,000.00
20 Tons(MOQ)
Cast Iron Drain Grating and Trench Cover for Landscaping Projects Handcrafted Casting Services

Cast Iron Drain Grating and Trench Cover for Landscaping Projects Handcrafted Casting Services

US$800.00-1,000.00
20 Tons(MOQ)
Sample Available
Reliable Cast Iron Drain Grating with Trench Cover for Urban Areas Quality Casting Services Product

Reliable Cast Iron Drain Grating with Trench Cover for Urban Areas Quality Casting Services Product

US$850.00-1,000.00
20 Tons(MOQ)
Sample Available
Cast Iron Drain Grating & Trench Cover Premium Casting Services for Flood Prevention

Cast Iron Drain Grating & Trench Cover Premium Casting Services for Flood Prevention

US$7.00-10.00
100 kg(MOQ)
Sample Available
Cast Iron Drain Grating with Trench Cover Resilient Casting Services for Severe Environments

Cast Iron Drain Grating with Trench Cover Resilient Casting Services for Severe Environments

US$850.00-1,000.00
20 Tons(MOQ)
Sample Available
Cast Iron Drain Grating with Trench Cover for Public Spaces Custom Casting Services Available

Cast Iron Drain Grating with Trench Cover for Public Spaces Custom Casting Services Available

US$8.00-10.00
10 kg(MOQ)
Sample Available
Cast Iron Drain Grating with Trench Cover Easy to Install Casting Services Product

Cast Iron Drain Grating with Trench Cover Easy to Install Casting Services Product

US$850.00-1,000.00
20 Tons(MOQ)
Sample Available
Premium Casting Services Customized Ductile Iron Trench Cover Cast Iron Drain Channel Grating with Enhance Drainage for Outdoor Road Drainage

Premium Casting Services Customized Ductile Iron Trench Cover Cast Iron Drain Channel Grating with Enhance Drainage for Outdoor Road Drainage

US$10.99-20.99
80 pieces(MOQ)
Customizable Cast Lron Drain Grating & Trench Cover Low MOQ Casting Services Option

Customizable Cast Lron Drain Grating & Trench Cover Low MOQ Casting Services Option

US$850.00-1,000.00
20 Tons(MOQ)
Sample Available
Trusted Cast Iron Drain Grating with Trench Cover Versatile Casting Services for All Needs

Trusted Cast Iron Drain Grating with Trench Cover Versatile Casting Services for All Needs

US$20.99-24.99
20 pieces(MOQ)
Sample Available
Low-Maintenance Cast Iron Drain Grating with Trench Cover Premium Casting Services Product

Low-Maintenance Cast Iron Drain Grating with Trench Cover Premium Casting Services Product

US$800.00-1,000.00
1 Ton(MOQ)
Sample Available
High Load-Bearing Cast Iron Drain Grating for High-Traffic Areas Premium Casting Services Product

High Load-Bearing Cast Iron Drain Grating for High-Traffic Areas Premium Casting Services Product

US$12.99-17.99
50 pieces(MOQ)
Optimal Solution for Stormwater Management Cast Iron Drain Grating Premium Casting Services

Optimal Solution for Stormwater Management Cast Iron Drain Grating Premium Casting Services

US$20.99-24.99
20 pieces(MOQ)
Ductile Cast Iron Drain Grating Resilient and Durable for Harsh Conditions

Ductile Cast Iron Drain Grating Resilient and Durable for Harsh Conditions

US$20.99-24.99
20 pieces(MOQ)
Urban Drainage System Essential Cast Iron Drain Grating for Effective Surface Water Management

Urban Drainage System Essential Cast Iron Drain Grating for Effective Surface Water Management

US$20.99-24.99
20 pieces(MOQ)

Sourcing guidance for Cast Iron Grating And Trench Cover

How do I choose the correct load-bearing class for cast iron gratings?

Selecting the right load class is the most critical safety factor. You must follow the EN 124 standard, which categorizes products from Class A15 (pedestrian use) to Class F900 (airports and heavy docks). For standard municipal projects, Class C250 or D400 is typically required to withstand heavy traffic. Always request a load test report from the supplier to ensure the product won't fail under pressure.

What are the differences between Ductile Iron and Grey Iron for trench covers?

Ductile Iron (QT450-10) is superior for high-traffic areas because it offers high tensile strength and impact resistance, meaning it will bend rather than snap. Grey Iron (HT200) is more cost-effective but brittle, making it suitable only for areas with low weight requirements and no vehicular impact. For long-term durability in cross-border sourcing, Ductile Iron is the industry-recommended choice.

What anti-theft and safety features should be prioritized?

To prevent theft and displacement, prioritize covers with hinged designs and spring-loaded locking mechanisms. For public safety, ensure the surface has a raised anti-slip pattern (e.g., diamond or square grid). If the grating is for a pedestrian area, the slot width must be 'heel-safe' (usually <10mm) to prevent injuries and comply with ADA or local accessibility standards.

How can I verify the anti-corrosion quality of the coating?

Most cast iron products are coated with black bitumen paint or epoxy powder coating. For high-salinity or coastal environments, ensure the coating thickness meets ISO standards to prevent premature rusting. You should ask the supplier for a Salt Spray Test report to verify the coating's longevity during sea transit and outdoor use.

Cross-Border Procurement & Risk Management for Cast Iron Products

How can I mitigate the risk of receiving underweight or brittle products?

Cast iron is often priced by weight, leading some suppliers to reduce thickness to save costs. Specify the minimum weight per unit in the contract and hire a third-party inspector (like SGS or Intertek) to perform a random weight check and a 'ball drop' impact test before the balance payment is made. Using Made-in-China.com's Secured Trading services can also provide a safety net for your funds.

What are the best practices for shipping heavy cast iron goods internationally?

Due to the high density and weight, these products must be packed on fumigated solid wood or steel pallets with heavy-duty PET strapping. Ensure the supplier uses VCI (Volatile Corrosion Inhibitor) film or moisture-absorbent bags inside the container to prevent 'container rain' from rusting the iron during the long sea voyage.

How should I negotiate pricing for large-scale municipal orders?

Raw material costs (pig iron) fluctuate daily. Negotiate a price adjustment clause based on a recognized steel/iron index if the lead time is long. For bulk orders, aim for FOB pricing to maintain control over shipping costs, and request a 3-5% discount for orders exceeding a full 20GP container.

What documentation is required for customs clearance in the destination country?

Beyond the standard Invoice and Packing List, you will need a Mill Test Certificate (MTC) showing the chemical composition (Carbon, Silicon, Manganese levels) and a Certificate of Origin. Check if your country imposes anti-dumping duties on Chinese cast iron products; if so, ensure your supplier is a verified manufacturer on Made-in-China.com with the correct HS Code classification to avoid legal delays.

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