Powered by Made-in-China.com
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
AvailableCasting Method
Sand CastingCasting Form Material
MetalModel NO.
iron castingCasting Metal
Cast IronSurface Treatment
Sand BlastSurface Roughness
Ra1.6Machining Tolerance
+/-0.10mmStandard
DINSize
as Your DrawingsProcess
CastingTransport Package
Carton, Wooden CasesSpecification
SGSTrademark
MINGDAOrigin
Hebei ChinaProduction Capacity
100 Ton/MonthKey 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
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.*Content:
Supplier replies will be sent to your registered email
You may also like
High Quality Round Ductile Cast Iron Manhole Cover
Negotiable
100 Pieces(MOQ)
ISO 9001 Manufacturer Sand Casting Ductile Roof Drain Cast Iron Iron Casting Manhole Cover
US$0.10-10.00
100 Pieces(MOQ)
High Quality Square Ductile Cast Iron Manhole Cover
Negotiable
100 Pieces(MOQ)
Casting Factory Customized High Strength Drainage Sewer Cover Ductile Iron Recessed Manhole Cover with Factory Price
US$0.10-100.00
100 Pieces(MOQ)
En124 D400 Ductile Iron Cast Sewage Manhole Cover Manufacturers
US$1,100.00-1,200.00
100 Tons(MOQ)
Custom En124 Ductile Iron Cast Telecome Manhole Cover with Frame
US$0.10-10.00
100 Pieces(MOQ)
Industry Iron Sewer Cover Iron Price Chamber Cover Ductile Heavy Duty Manhole Cover Cast Iron
Negotiable
100 Pieces(MOQ)
En124 D400 43kg Ductile Iron Cast Manhole Cover for Roumania Customer
US$0.10-10.00
100 Pieces(MOQ)
High Quality Square Ductile Cast Iron Manhole Cover
Negotiable
100 Pieces(MOQ)
Eb Factory Provides You with High Quality Corrosion Resistant Manhole Covers
US$1.00-1.50
200 kg(MOQ)
Telecom Ductile Iron Square Manhole Cover
US$0.10-10.00
100 Pieces(MOQ)
En124 D400 Ductile Cast Iron Square Sewer Manhole Cover Foundry
US$1,100.00-1,200.00
100 Tons(MOQ)
Cast Iron Round Composite Manhole Cover
US$20.00
500 Pieces(MOQ)
OEM Ductile Iron Sand Casting Parts Gearbox Cover for Forklift Truck
US$1.40
100 kg(MOQ)
Durable Ductile Iron Pump Cover with Precision CNC Machining
US$2.00-50.00
3 Pieces(MOQ)
Durable Ductile Iron Valve Cover for Enhanced Engine Performance
US$1.00-10.00
1 Piece(MOQ)
Ductile Cast Iron Rectangular Water Tank Manhole Cover En124 B125
US$1,100.00-1,200.00
100 Tons(MOQ)
High Quality Aluminum Manhole Cover Manlid for Tank
US$115.00
5 Pieces(MOQ)
Heavy Duty Ductile Iron Square Manhole Cover
US$1.00-2.00
100 kg(MOQ)



















