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Big Range Ductile Iron Coupling Restrained Flanged Universal Expansion Dismantling Joint
US$1,100.00-1,300.00
1 Ton
Product profile
Customization
AvailableConnection
FlangeMaterial
IronModel NO.
Dismantling JointStandard
DINProduct
Ductile Iron Dismantling JointTransport Package
Standard Export Package or as Per Your RequirementSpecification
EN14525, ANSI/AWWA C219 and EN545Trademark
SYIOrigin
ChinaProduction Capacity
500 Tons Per MonthKey features
Compact Lightweight Design: Newest compact design developed in 2020, lighter and more cost-effective than traditional joints.
Adjustable Expansion: Overall connection length is adjustable with a maximum expansion of 50mm for easy installation.
Flexible Repair Solution: Replaces double flange straight pipes for repairing damaged fittings or connecting new pipes.
Cost-Reducing Bolt Design: Optional half-set bolts (50% holes) reduce weight and cost, enhancing market competitiveness.
High-Grade Materials: Body and gland made of Ductile Iron Grade 500-7/450-10; gaskets available in EPDM/NBR/SBR.
Global Certifications: ISO9001:2015, TUV, BSI Kitemarked, SGS, BV, FM certified; UL and WRAS listed.
Customizable Coatings: Internal and external liquid epoxy resin coatings applied by FBE according to customer requirements.
Standard Compliance: Designed and tested in accordance with EN14525, ANSI/AWWA C219, and EN545 standards.
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: ≤6.39h 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 maximum expansion capability?
A:
The overall length of the connection can be adjusted, with a general design maximum expansion of 50mm.
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. Gaskets are available in Rubber E.P.D.M., NBR, or SBR.
Q:What certifications does the product hold?
A:
The product is ISO9001:2015, TUV, BSI Kitemarked, SGS, BV, and FM certified, and is UL and WRAS listed.
Q:Can the coating be customized?
A:
Yes, internal and external liquid epoxy resin coatings can be applied by FBE according to specific customer requirements.
Q:Is OEM service available?
A:
Yes, OEM service is available. We can supply customized products such as ductile iron dismantling joints.
Send Inquiry
*To:
SYI Industrial Co., Ltd.
SYI Industrial Co., Ltd.*Content:
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