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.

Heavy-Duty Square Cast Iron Manhole Cover for Ultimate Safety

Name: Heavy-Duty Square Cast Iron Manhole Cover for Ultimate Safety
Brand: Jize County Zihao Foundry Co., Ltd
SKU: 2135848422

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

Heavy-Duty Load Capacity: Engineered with high-grade cast iron and reinforced 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 Coating: Finished with black coating or epoxy/bitumen treatment to resist rust and harsh environments.

Flexible Customization: Supports custom dimensions, colors (grey/black), and logos to meet specific project demands.

International Standard Compliance: Products comply with EN 124 and ASTM A536 standards for global safety and quality assurance.

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

Fast Delivery Options: Standard orders ship within 15-25 working days; large inventory available for quick dispatch.

Comprehensive Warranty: Provides 1-year warranty coverage for product quality with replacement or compensation solutions.

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 Handan, with associated companies in manufacturing. Its stated scope covers precision castings, automotive parts, municipal castings, and ductile iron, supported by molding, melting, finishing, coating, sand-processing, and laboratory equipment. It reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, standardized finished-product inspection instructions, sample/design customization, OEM service for known brands, and valid manufacturing contracts with related subcontractors. It has inventory capability and accepts international quotation terms including FOB, CIF, CFR, and EXW. However, it reports no overseas warehouse, showroom, agents or branches, overseas service countries, SDK, offline trade-show participation, or Fortune 500 cooperation. Financial information is provided only as undisclosed placeholder values, so financial credibility cannot be assessed.

Supplier typeThe supplier is classified as a trade company, while its associated companies operate in manufacturing. Its stated business scope is focused on research and development, processing, and sales of precision castings, automotive parts, municipal castings, and ductile iron.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 management-system certificates. It also states that product compliance certification is categorized as “Others,” without identifying a specific product standard certificate.

Production capacityThe business scope includes processing of multiple casting and automotive-related products. Listed facilities include an 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; valid manufacturing contracts with associated subcontractors and inventory capability are also reported.

Customization capabilityThe supplier explicitly reports customization from samples, customization from designs, full customization, minor customization, and flexible customization. Its casting-focused business scope and stated R&D/processing activities support the presence of product customization capability.

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.