Handan Shengnada New Material Technology Co., Ltd. andy@sndatech.com 86--198 3265 7175
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Leak Proof Triangle Ductile Iron Manhole Cover with OEM Service for Telecom Access

Product Details

Place of Origin: Handan, China

Brand Name: SND FOUNDRY

Certification: ISO CE

Model Number: Gully Grates

Payment & Shipping Terms

Minimum Order Quantity: 1 tons

Price: $50-90/t

Packaging Details: Wood pallet or bulk.

Delivery Time: 15 Days after mold confirm

Payment Terms: L/C,,T/T

Supply Ability: 20000 tons per year

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Product Details
Highlight:

Telecom Ductile Iron Access Covers

,

Leak Proof Cast Iron Manhole

,

Leak Proof Cast Manhole Cover

Product Name:
Telecom Electric Ductile Iron Access Covers Leak Proof Manhole
Key Words:
Driveway Manhole Cover
Material:
GGG50
Application:
Drain Away Water
Standard:
EN 124 Standard
Size:
As Drawings
Shape:
Triangle
Service:
OEM
Product Name:
Telecom Electric Ductile Iron Access Covers Leak Proof Manhole
Key Words:
Driveway Manhole Cover
Material:
GGG50
Application:
Drain Away Water
Standard:
EN 124 Standard
Size:
As Drawings
Shape:
Triangle
Service:
OEM
Product Description
Telecom Ductile Iron Access Covers - Leak Proof Cast Iron Manhole
High-quality telecom electric ductile iron manhole covers designed for leak-proof performance and durability in demanding environments.
Product Specifications
CLEAR OPENING (MM) FRAME (MM) FRAME DEPTH (MM) WEIGHT (KG)
600 × 600 786*786 100 77
600 × 600 786*786 150 87
675 × 675 855*855 100 96
675 × 675 855*855 150 108
Inspection & Quality Control
  • Appearance inspection: Surface examination for cracks, pores, shrinkage holes and other defects
  • Dimension measurement: Verification of dimensions and tolerances against design requirements
  • Performance testing: Mechanical property tests including compression resistance, bending resistance, and impact resistance to ensure compliance with EN124 standards
Finished Product Assembly
• Precise matching of manhole cover with manhole ring for optimal sealing and stability
• Professional packaging, numbering and storage prior to delivery
Optional Customizations
• Anti-slip texture or company logo engraving
• Integration of intelligent sensor modules for position monitoring, anti-theft, and water accumulation alarms
Manufacturing Process
  1. Material preparation using high-quality pig iron and scrap iron with magnesium alloying
  2. Precision casting via sand casting methods
  3. Heat treatment for enhanced strength and flexibility
  4. Application of anti-corrosive surface coatings
  5. Rigorous quality control testing for load-bearing capacity, tensile strength, and dimensional accuracy
About Our Company
With 20 years of experience in metal goods manufacturing, SND specializes in producing high-quality cast iron products using advanced techniques including sand casting, lost wax casting, and precision machining.
Our ISO9001-certified quality control systems ensure consistent product reliability, supported by comprehensive testing including spectrometer analysis, ultrasonic inspection, and mechanical property verification.
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