Handan Shengnada New Material Technology Co., Ltd. andy@sndatech.com 86--198 3265 7175
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850*850mm D400 Ductile Iron Manhole Cover with Rubber Gasket and Integral Structure for Heavy Duty Applications

Product Details

Place of Origin: Handan, China

Brand Name: SND Foundry

Certification: ISO / CE

Model Number: SND Manhole Cover

Payment & Shipping Terms

Minimum Order Quantity: 10 tons

Price: $50-90/t

Packaging Details: wood pallet/ bulk

Delivery Time: 45 days

Payment Terms: L/C,T/T

Supply Ability: 20000 tons per year

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Product Details
Highlight:

850*850 D400 Drain Cover

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850*850 Ductile Iron Manhole Cover

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D400 Ductile Iron Manhole Cover

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
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
Product Description
850×850 D400 Drain Cover Ductile Iron Manhole Cover Heavy Duty
EN124 Standard Ductile Iron Manhole Cover and Frame 850×850 mm for Algeria

SND Foundry provides ductile iron manhole covers in various sizes, with optional hinges, single or double seals, and multiple shapes (square, rectangular, circular). Custom coatings including epoxy or black bitumen are available based on customer specifications.

Production Description Details
Material Ductile Iron / Cast Iron
Size 850×850 mm, clear open 600mm
Standard EN124
Class C250/D400
Painting Black bitumen coated
Shape Round, Square, Rectangle etc.
Color Black, blue, grey or customized
Application Roadways, Residential Areas, Industrial Zones, Utilities 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
Product Features
  • Material: High-quality ductile cast iron with superior tensile strength and flexibility
  • Design: Available in multiple shapes and sizes with custom options
  • Load Capacity: Suitable for various load classes (A15 to F900) from pedestrian to heavy-duty applications
  • Surface Coating: Anti-slip and corrosion-resistant treatments for safety and longevity
850*850mm D400 Ductile Iron Manhole Cover with Rubber Gasket and Integral Structure for Heavy Duty Applications 0
Key Advantages
  • Enhanced Durability: Superior tensile strength compared to gray iron, reducing cracking under heavy loads
  • Corrosion Resistance: Epoxy coatings prevent rust in wet or coastal environments
  • Cost-Effective: Competitive pricing with reduced maintenance requirements
  • Easy Installation: Ergonomic designs with lifting hooks or hinges for quick handling
  • Eco-Friendly: 100% recyclable material supporting sustainable construction
Manufacturing Process
  1. Material Preparation: Melting high-quality pig iron and scrap with magnesium additives
  2. Casting: Precision sand casting method for accurate shape formation
  3. Heat Treatment: Thermal processing to enhance strength and flexibility
  4. Surface Coating: Application of anti-corrosive treatments
  5. Quality Control: Rigorous testing for load capacity, tensile strength, and dimensions
850*850mm D400 Ductile Iron Manhole Cover with Rubber Gasket and Integral Structure for Heavy Duty Applications 1
Packaging

Our manhole covers are securely packaged in wooden pallets or crates to ensure safe transportation.

850*850mm D400 Ductile Iron Manhole Cover with Rubber Gasket and Integral Structure for Heavy Duty Applications 2