What payment terms do you accept?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

What is the casting material?

The material is heavy-duty ductile iron.

Which markets do you serve?

We export to North America, South America, Europe, Asia, Africa, Oceania, and the Middle East.

Heavy Duty Ductile Iron Square Manhole Cover

Name: Heavy Duty Ductile Iron Square Manhole Cover
Brand: Hebei Mingda International Trading Co., Ltd.
SKU: 790558385

Hebei, ChinaHebei Mingda International Trading Co., Ltd.

US$1.00-2.00

100 kg

Sample price:US$2.00/kg.Request sample

Product profile

Customization

Available

Casting Method

Sand Casting

Casting Form Material

Metal

Model NO.

iron casting

Casting Metal

Cast Iron

Casting Form Usage Count

Permanent

Surface Treatment

Bitumen Painted

Surface Roughness

Ra12.5

Coating

Bitumen

Machining Tolerance

+/-0.02mm

Certification

CE, ISO 9001:2008

Pressure

D400

Size

300X300, 400X400 More

Color

Grey

Transport Package

Standard Export Package

Specification

EN124

Trademark

Mingda

Origin

Hebei, China

Production Capacity

100 Ton/Tons Per Month

Key features

Heavy Duty Ductile Iron: Made from high-strength ductile iron for superior load bearing.

Multiple Bearing Classes: Available in EN124 classes A15 to F900 for various traffic loads.

Customizable Sizes: Standard sizes 300x300 and 400x400, with more options available.

Bitumen Painted Surface: Black bituminous paint coating for corrosion resistance.

CE and ISO Certified: Certified to CE and ISO 9001:2008 standards.

Sand Casting Method: Manufactured using permanent sand casting for precision.

Fast Lead Time: Peak and off-peak season lead time within 15 workdays.

Global Shipping Options: Shipped via FOB, CFR, CIF, EXW from Tianjin or Qingdao ports.

Company profile

Experienced TeamExhibition ExperienceHigh Repeat Buyers ChoiceImporters and Exporters

Hebei Mingda International Trading Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-10-22Nearest Port: Tianjin Port, Qingdao PortAverage Response Time: ≤18hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, EXW

AI-Powered supplier vetting

SummaryHebei Mingda International Trading Co., Ltd. is a China-based limited trading company also identified as a manufacturer/factory, operating from Hebei. Its offering centers on castings, forgings, machining parts, valves, flanges, pipe fittings, and related fabricated components. The supplier reports exporting since 2007, with 90% of sales from exports and markets spanning multiple regions. Production evidence includes more than 10 production lines, stated casting outputs, 21–30 quality-control staff, and TS 16949 and ISO 9001 certifications. It describes capabilities in multiple casting processes and CNC machining, including production from customer drawings. Evidence is insufficient to assess after-sales service, financial credibility, and customer cases; innovation capability is also only partially evidenced through engineering resources and process development claims.

Supplier typeThe supplier is identified as a limited company based in Shijiazhuang, Hebei, China, with its business nature described as a trading company and its entity type also listed as Trading Company, Manufacturer/Factory. Its product and factory-related information supports a combined trading and manufacturing profile.

CertificationsThe supplier reports holding TS 16949 and ISO 9001 management-system certifications. These are explicit certifications relevant to quality and automotive-related management systems, although no certificate scope, issuing body, or validity dates are provided.

R&D capabilityThe supplier reports 11–20 years of R&D engineer experience, multiple production processes including lost-wax and lost-foam casting, and efforts to improve production crafts and quality control. These indicate process-development capability, but there is no explicit evidence of patents, proprietary technologies, formal innovation projects, or new-product development results.

Production capacityProduction capability is supported by more than 10 production lines, 21–30 quality-control staff, stated annual casting outputs, and experience with resin sand, sand molding, hot-core-box, lost-wax, lost-foam, and machining processes. The supplier also reports off-peak lead times within 15 workdays and broad export coverage, indicating established operational capacity.

Customization capabilityThe supplier explicitly states that it makes parts according to customer drawings and offers casting, forging, CNC turning, CNC milling, surface grinding, CNC engraving, and other machining services. Its listed products and processes support customized components across several materials and applications.