Powered by Made-in-China.com
OEM 450*450mm Handle Square Resin Manhole Cover
US$18.00-20.00
100 Pieces
Sample price:US$0.00/piece.Request sample
Product profile
Customization
AvailableMaterial
SMCShape
SquareModel NO.
manhole coverCertification
ISO, CECarrying Capacity
15 KnColor
BlackManufacturing Technique
Film Pressure Under The High TemperatureApplication Field
Electrical Power SystemTransport Package
Standard Export PackageSpecification
450*450mmTrademark
MingdaOrigin
Hebei, ChinaProduction Capacity
100PCS Per DayKey features
Anti-Theft Design: Regenerated resin has no scrap value, preventing theft and recycling.
High Load Capacity: Steel-strength durability with high tenacity; does not break into pieces.
Corrosion & Rust Resistant: Excellent wear resistance and insulation; never rusts in corrosive areas.
Noise Reduction: Sealed cover and frame design eliminates noise pollution during use.
Lightweight Construction: Lighter unit weight than iron products at the same size and loading.
Customizable Color: Various color options available for good decorative effect.
Versatile Application: Suitable for footways, parking areas, chemical factories, and underwater.
ISO & CE Certified: Meets international quality and safety standards for reliability.
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:What is the main material of the manhole cover?
A:
The main material is Fiberglass / Glass-fiber Reinforced Polyester (FRP / GRP) with supplementary materials like calcium powder, poly-styrene, and reinforcing steel bars.
Q:Is the color of the manhole cover customizable?
A:
Yes, various colors are available for good decorative effect, including black as a standard option.
Q:What is the carrying capacity of this product?
A:
The carrying capacity is 15 Kn.
Q:What is the lead time for production?
A:
The average lead time is within 15 workdays for both peak and off seasons.
Q:What certifications does the product have?
A:
The product holds ISO and CE certifications.
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
OEM Customized 450*450mm Handle Square Round Resin Manhole Cover Low Price
US$18.00-20.00
100 Pieces(MOQ)
OEM Composite Resin Square Water Supply Drainage Inspection Manhole Cover
US$12.00
10 Sets(MOQ)
D400 Factory Wholesale Square Manhole Cover & 2 Hole Design 450*450mm
US$21.07-39.00
50 Pieces(MOQ)
En124 A15 BMC Circular Sewer Cover Resin Composite Manhole Covers with Handle
US$8.00-55.00
10 Sets(MOQ)
Composite Square Customized and Resin FRP Manhole Cover
US$10.00-60.00
20 Pieces(MOQ)
Square 450*450mm Outdoor Ductile Iron Manhole Cover En124 No Noise Frame and Gully Cover in Cast Iron
US$29.27-31.82
10 Pieces(MOQ)
450*450 Composite Resin BMC/SMC/FRP Square and Round Manhole Cover
US$7.25-9.25
100 Pieces(MOQ)
Elite Square Fiber Glass Composite Resin BMC/SMC/FRP Manhole Cover
US$12.50-20.00
100 Sets(MOQ)
Best Quality Composite 600*450 Fiberglass Square Resin Manhole Covers for Road
US$14.50-15.50
50 Pieces(MOQ)
CE/ISO En124 Ductile D400 Square Fiberglass/FRP Composite Manhole Cover Price for Resin
US$10.00-60.00
20 Pieces(MOQ)
OEM Composite Resin Square Water Supply Drainage Inspection Manhole Cover
US$8.00-50.00
10 Pieces(MOQ)
Sample Customization OEM Manhole Cover Water Rain Gully Grate Resin Cast Iron Manhole Grids with Frame
US$800.00-1,000.00
5 Tons(MOQ)
Best Quality Resin Composite FRP Manhole Cover 450*450mm Price for Sale
US$10.00-11.00
1 Piece(MOQ)
OEM Square Resin Composite Manhole Cover Drainage Inspection
US$12.00-165.00
100 Sets(MOQ)
Best Quality Resin Composite FRP Manhole Cover 450*450mm Price for Sale
US$785.00-790.00
2 Pieces(MOQ)
Square 450*450mm Fiber Glass FRP Composite Manhole Cover with Handle
US$4.70-23.70
10 Sets(MOQ)
OEM Customized Polymer Resin Square Manhole Cover
US$15.00-18.00
100 Pieces(MOQ)



















