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En124 D400 Medium Duty Square Single Double Seal Ductile Iron Manhole Covers Foundry
US$1,200.00
10-49 Tons
US$900.00
50+ Tons
Sample price:US$1200.00/ton.Request sample
Product profile
Customization
AvailableAfter-sales Service
1 YearWarranty
1 YearModel NO.
EN124 D400Material
IronShape
SquareCertification
ISO, CETransport Package
Wooden BoxSpecification
customTrademark
SYI or OEMOrigin
ChinaProduction Capacity
100/Ton/MonthKey features
EN124 D400 Certification: Heavy duty manhole covers certified to EN124 D400 standard with 40-ton loading capacity.
Customizable Coating: Standard black bitumen coating available; epoxy coating can be customized per customer demand.
Logo Customization: Customer logos and specific marks can be changed and customized on the product surface.
OEM/ODM Service: Professional OEM/ODM services available with strong R&D team and custom mold design capabilities.
Multiple Seal Options: Available in single seal or double seal configurations for various square, rectangular, and round shapes.
High Quality Standards: Smooth surface free from defects; certified by ISO9001, TUV, BSI, SGS, BV, FM, UL, and WRAS.
Fast Response Time: Dedicated customer service team promises to respond to questions within 24 hours.
Comprehensive Support: Includes free installation instructions, product standards, inspection certificates, and extra accessories.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2015-03-19 CertifiedNearest Port: Tianjin PortAverage Response Time: ≤6.18h CertifiedTerms of Payment: LC, T/T, D/P, etc.
AI-Powered supplier vetting
SummarySYI Group, also identified as SYI Industrial Co., Ltd., is a China-based limited company established in 1999 and operating from Shanxi. Its reported product scope includes castings, forgings, ductile iron pipes and fittings, manhole covers, valves, flanges, aluminum castings, and municipal products. The supplier reports ISO 9001:2015 certification and additional TUV, BSI Kitemark, SGS, BV, FM, and WRAS credentials or listings. Manufacturing evidence includes six production lines, automatic moulding equipment, CNC machining, laboratory facilities, in-house tooling, and 21–30 quality-control staff. It exports to multiple global regions and states that exports represent 90% of sales. Evidence supports production capability and certification strength, while after-sales service, financial credibility, innovation outcomes, customization performance, and customer cases cannot be conclusively assessed from the provided information.
Supplier typeThe supplier is described as a combined business entity and limited company, operating in industrial equipment, components, tools, hardware, metallurgy, machinery, construction, and related sectors. Its stated product range is centered on castings, ductile iron products, manhole and municipal products, valves, flanges, and aluminum parts.
CertificationsThe supplier explicitly reports an ISO 9001:2015 certificate and states that it is TUV, BSI Kitemarked, SGS, BV, FM certified, and WRAS listed. These statements provide direct evidence of multiple quality, product, or compliance credentials, although the specific scope and validity of each additional credential are not detailed.
Production capacityProduction capability is supported by a reported 67,275.83 m² manufacturing plant, six production lines, automatic moulding equipment, CNC machining centers, laboratory facilities, in-house tooling, and 21–30 quality-control staff. The supplier also reports one-month fulfillment timing in both peak and off-peak seasons and serves multiple export regions.
Customization capabilityThe supplier lists OEM industrial castings and maintains in-house pattern and tooling shops, which directly supports the ability to develop or manufacture customer-specific cast components. Nevertheless, no examples, minimum requirements, engineering workflow, or documented customization projects are provided.
Product Q&A
Q:What is the loading capacity of this manhole cover?
A:
The loading capacity is 40 tons, meeting the EN124 D400 heavy-duty standard.
Q:Can the coating be customized?
A:
Yes, the normal coating is black bitumen (30 microns thickness), but epoxy coating can be made according to customer demand.
Q:Is OEM or ODM service available?
A:
Yes, SYI provides OEM/ODM services with a strong R&D team capable of designing and making new molds for customers.
Q:What certifications does the product have?
A:
The product is certified by ISO9001:2015, TUV, BSI Kitemarked, SGS, BV, FM, and is UL and WRAS listed.
Q:What is the warranty period?
A:
The warranty period is 1 year.
Send Inquiry
*To:
SYI Industrial Co., Ltd.
SYI Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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