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OEM Ductile Iron Manhole Covers
US$2.00
50-999 Pieces
US$1.00
1,000+ Pieces
Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

Casting Method

Sand Casting

Casting Form Material

Metal

Model NO.

iron casting

Casting Metal

Cast Iron

Surface Treatment

Sand Blast

Surface Roughness

Ra1.6

Machining Tolerance

+/-0.10mm

Standard

DIN

Size

as Your Drawings

Process

Casting

Transport Package

Carton, Wooden Cases

Specification

SGS

Trademark

MINGDA

Origin

Hebei China

Production Capacity

100 Ton/Month

Key features

Custom Size Options: Size can be customized according to customer drawings.
Ductile Iron Material: Made from high-quality ductile iron and grey iron.
DIN Standard Compliance: Manufactured in strict accordance with DIN standards.
High Precision Tolerance: Machining tolerance maintained at +/-0.10mm.
Professional Sand Casting: Utilizes resin sand and sand mould casting processes.
Surface Sand Blasting: Features sand blast treatment with Ra1.6 roughness.
16 Years Experience: Over 16 years of actual production experience in castings.
Competitive Pricing: Best and competitive prices provided based on drawings.

Company profile

Hebei Mingda International Trading Co., Ltd.
Experienced TeamExhibition ExperienceHigh Repeat Buyers ChoiceImporters and Exporters
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-10-22Nearest Port: Tianjin Port, Qingdao PortAverage Response Time: ≤24hTerms 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.

Product Q&A

Q:Can the size of the manhole cover be customized?
A:
Yes, the size can be customized according to your specific drawings.
Q:What materials are used for the manhole covers?
A:
The covers are made from ductile iron and grey iron.
Q:What is the machining tolerance for these products?
A:
The machining tolerance is maintained at +/-0.10mm.
Q:What casting process is used?
A:
We use sand casting processes, including resin sand and sand mould techniques.
Q:What surface treatment is applied?
A:
The surface undergoes sand blasting treatment with a roughness of Ra1.6.

Send Inquiry

*To:Hebei Mingda International Trading Co., Ltd.Hebei Mingda International Trading Co., Ltd.
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