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Customized ISO2531 En545 Ductile Iron Body Di Restrained Coupling for HDPE Pipes
US$1,100.00-1,300.00
1 Ton
Product profile
Customization
AvailableConnection
FlangeFlexible or Rigid
FlexibleModel NO.
Restrained CouplingsMaterial
IronStandard
StandardTransport Package
Standard Export Package or as Per Your RequirementSpecification
EN 14525, ISO2531, EN545, EN598Trademark
SYIOrigin
ChinaProduction Capacity
500 Tons Per MonthKey features
Multi-Standard Compliance: Complies with EN 14525, ISO 2531, EN 545, and EN 598 standards.
Wide Size Range: Available in sizes from DN40 to DN2000 for various pipeline needs.
High Working Pressure: Rated for 16 Bar or 250 PSI working pressure.
Flexible Installation: Slip-on design allows easy installation without dismantling existing pipes.
Customizable Coating: Internal and external coatings can be customized per customer requirements.
Anti-Collapse Design: Specifically designed to prevent PE pipe collapse and pullout.
OEM/ODM Service: Supports OEM and ODM services for customized manufacturing.
Global Supplier: Serving 111 countries with over 20 years of long-term cooperation.
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: ≤6.46h 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 standards does the coupling comply with?
A:
The coupling is designed and tested in accordance with EN 14525, ISO 2531, EN 545, EN 598, and ANSI/AWWA C219.
Q:What is the available size range?
A:
We supply compact restrained couplings in sizes ranging from DN40 to DN2000.
Q:What materials are used for the body and gasket?
A:
The body and gland are made of Ductile Iron grade 500-7/450-10. The gasket is available in EPDM, NBR, or SBR rubber.
Q:Can the coating be customized?
A:
Yes, internal and external liquid epoxy resin coatings can be applied according to specific customer requirements.
Q:What is the maximum working pressure?
A:
The coupling supports a working pressure of 16 Bar or 250 PSI.
Send Inquiry
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SYI Industrial Co., Ltd.
SYI Industrial Co., Ltd.*Content:
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