What is the minimum order quantity (MOQ) for your manhole covers?

The MOQ is 50 pieces for standard sizes; for customized products, the MOQ is negotiable according to specific requirements.

What is the production lead time?

The lead time is 15-25 working days for standard orders, and 25-35 working days for customized orders, depending on the order quantity.

Which ports do you usually ship from?

We usually ship from Tianjin Port, Qingdao Port or Shanghai Port in China, and can also arrange shipment from other ports according to your needs.

What payment terms do you accept?

We accept T/T (30% deposit in advance, 70% balance before shipment), L/C at sight, and for long-term cooperative customers, the payment terms can be negotiated.

What is your after-sales service policy?

We provide a 1-year warranty for product quality. If there are non-human quality problems during the warranty period, we will provide replacement or compensation solutions.

Premium Heavy-Duty Cast Iron Manhole Cover for Versatile Use

Name: Premium Heavy-Duty Cast Iron Manhole Cover for Versatile Use
Brand: Jize County Zihao Foundry Co., Ltd
SKU: 2139609352

Hebei, ChinaJize County Zihao Foundry Co., Ltd

US$700.00-800.00

1 Ton

Product profile

Customization

Available

After-sales Service

Online Technical Support

Warranty

1year

Model NO.

Square Cast Iron Manhole Covers

Material

Cast Iron

Shape

Square

Certification

ISO

Product Name

Square Manhole Covers

Dimensions

as Your Demands

Color

Grey/Black/as Your Request

Note

OEM/ODM Service Is Available

Transport Package

Wooden Pallets or Steel Pallets, or as Your Reques

Specification

Customized

Trademark

OEM

Origin

China

Key features

High Load-Bearing Capacity: Engineered with reinforced structural design for exceptional load-bearing performance.

Anti-Slip Safety Design: Textured grid surface ensures strong anti-slip performance in wet or slippery conditions.

Corrosion Resistant Finish: Black coating or epoxy painting effectively resists rust, moisture, and harsh environments.

Customizable Dimensions: Dimensions and sizes can be customized according to your specific demands.

OEM/ODM Service Available: We support customization of logos, colors, and specific product requirements.

International Standard Compliance: Products comply with EN 124, ASTM A536, and other international standards.

Durable Cast Iron Material: Made from high-grade ductile iron or gray iron for long service life and durability.

Noise Reduction Feature: Precision-molded edges create a secure fit to prevent displacement and operational noise.

Company profile

Importers and ExportersHigh Repeat Buyers ChoicePatents AwardedIn-stock Capacity

Jize County Zihao Foundry Co., Ltd

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: Confidential CertifiedNearest Port: Tianjin PortAverage Response Time: ≤0.01h

AI-Powered supplier vetting

SummaryThe supplier is identified as a trade company in Jize County, Handan, with manufacturing-related associated companies. Its stated scope covers R&D, processing, and sales of precision castings, automotive parts, municipal castings, and ductile iron. Evidence indicates production resources including automatic molding, electric furnace, shot blasting, dipping paint, sand processing, and inspection equipment, plus sample- and design-based customization. It holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications and reports regular fire drills. The supplier supports OEM services for known brands, maintains inventory, and has valid manufacturing contracts with affiliated subcontractors. However, it has no overseas warehouse, showroom, agent, branch, or offline trade-show participation, and reports no Fortune 500 cooperation. Financial figures are omitted; the provided financial indicators are insufficient for a meaningful credibility assessment.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates. It also reports other product compliance certification, but no specific standard or certificate is identified, so management-system certification is clearly evidenced while product compliance details remain limited.

Production capacityProduction-related evidence includes a vertical automatic molding line, medium-frequency electric furnace, shot blasting machine, automatic dipping paint line, automatic clay sand processing line, optical emission spectrometer, and metallographic microscope. The supplier also reports inventory capability and valid manufacturing contracts with each affiliated subcontractor, supporting production coordination, although capacity volume and delivery performance are not stated.

Customization capabilityThe supplier explicitly reports customization from samples, designs, full customization, minor customization, and flexible customization. Finished-product inspection is conducted according to instructions that are uniformly followed, indicating a documented inspection approach alongside broad customization options.

Client casesThe supplier reports providing OEM services for known brands, which is direct evidence of brand-customer experience. It also explicitly reports no cooperation with Fortune 500 companies; no customer names, order examples, volumes, or verifiable case details are provided.

Product Q&A

Q:What material are your ductile iron manhole covers made of?

Our manhole covers are made of high-quality ductile iron (Grade 500-7), with excellent impact resistance and load-bearing capacity, complying with international standards.

Q:What are the load classes of your ductile iron manhole covers?

We supply covers with load classes from A15 to F900, suitable for pedestrian areas, residential roads, highways, airports, and port terminals respectively.

Q:What is the anti-corrosion treatment of your manhole covers?

The surface is treated with hot-dip galvanizing, epoxy coating or bitumen painting, which can effectively resist rust and corrosion, and the service life is more than 30 years.

Q:Do your ductile iron manhole covers meet international standards?

Yes, our products comply with EN 124 (European Standard), ASTM A536 (American Standard) and other international standards, and have passed relevant certification tests.

Q:Can you provide certification documents required for export?

We can provide CE certificate, ISO 9001 quality management system certificate, factory inspection report and other documents required for customs clearance.