Handan Shengnada New Material Technology Co., Ltd.
                                                                                                           
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5 Years
Since 2021
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Double Sealed Ductile Iron Manhole Cover 450X750 600X600 Square Storm Drain Cover

Price Negotiable
Price: $50-90/t
MOQ: 10 tons
Delivery Time: 45 days
Brand: SND Foundry
Product Description
Round To Square Manhole 450X750 600X600 Square Storm Drain Cover
Double Sealed Ductile Iron Manhole Cover Black Square Storm Drain Cover
Product Overview
The Double-Sealed Ductile Iron Manhole Cover is a premium heavy-duty product designed for applications requiring superior sealing performance, durability, and load-bearing capacity. Manufactured from high-quality ductile iron with a dual-sealing system, it ensures watertight and odor-proof functionality, making it ideal for municipal drainage systems, sewage networks, and other demanding environments.
Product Specifications
Product Name Specification (mm) Altitude (mm) Weight Model
Square manhole cover 250X250 35 5KG B125
Square manhole cover 300X300 35 6KG B125
Square manhole cover 300X500 40 11.5KG B125
Square manhole cover 400X400 40 14KG D400
Square manhole cover 450X750 35 18KG B125
Square manhole cover 600X600 35 16KG C250
Frequently Asked Questions
Q. Do you accept OEM service?
A: Yes, we do.
Q. Can I get free samples?
A: Yes, and you only need to bear the delivery costs if the samples are not too big.
Q. What information should I provide to get a quotation?
A: Size, design standard, material, package, quantities, etc.
Q. How do you ensure product quality?
A: We have a modern quality control system with quality engineers checking every step from mold production to final shipment.
Company Introduction
SND has been producing and selling metal goods for about 20 years. Using manufacturing techniques including sand casting, lost wax casting, lost foam casting, and precision machining, we supply products made of materials like cast iron, steel, stainless steel, and aluminum. We also offer surface finishing and assembly services.
Our company serves various industries including automotive, rail transportation, agricultural machinery, chemical, energy, electricity, water, air compressor, and construction. Our ISO9001-certified quality control systems ensure consistent and reliable quality for every component.
Routine production inspections include spectrometer analysis, ultrasonic testing, magnetic inspection, permeability testing, and tensile/yield strength measurements.
Double-sealed ductile iron manhole cover product photo Close-up view of square storm drain cover Installed square manhole cover in urban environment

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Handan Shengnada New Material Technology Co., Ltd.
Location No.4 Building, Wuan industry park, Handan City, Hebei, China
Contact Person Andy

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