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Single Sphere Expans Bellows Flanged Connector Flexible Expansion Joint Rubber Coupling Suppliers
US$85.00
10-99 Pieces
US$15.00
100+ Pieces
Product profile
Customization
AvailableConnection
FlangeKind
Natural CompensatorModel NO.
Expansion JointHead Code
RoundCustomized
CustomizedCertification
ISO9001Warranty
12 MonthsApplication
Oil & Gas,etcProduct
Rubber Expansion JointTransport Package
Carton & Plywood Case or PalletSpecification
ASTM, ANSI, DIN, BS, EN, ISOTrademark
SYIOrigin
ChinaProduction Capacity
10000 Piece/Pieces Per MonthKey features
Wide Size Range: Available from DN32 to DN3000 to fit various pipeline needs.
Customizable Materials: Gasket options include EPDM, NBR, NR, and PTFE based on requirements.
Multiple Flange Standards: Supports ASTM, ANSI, DIN, BS, EN, and ISO standard steel flanges.
ISO 9001 Certified: Manufacturing process and quality assurance meet international standards.
Comprehensive Warranty: 12-month warranty coverage provided for all products.
OEM and ODM Services: Full customization available for product design and manufacturing.
Global Application: Suitable for Oil & Gas, Power Generation, Desalination, and HVAC systems.
Professional Support: 100% English-speaking sales team with 24-hour response guarantee.
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 is the size range of the expansion joint?
A:
The product is available in sizes ranging from DN32 to DN3000.
Q:Which materials are available for the gasket?
A:
Gasket options include EPDM, NBR, NR, and PTFE depending on your specific requirements.
Q:What flange standards do you support?
A:
We support ASTM, ANSI, DIN, BS, EN, and ISO standard steel flanges.
Q:Do you offer OEM and ODM services?
A:
Yes, we provide both OEM and ODM services with over 4,000 patterns ready.
Q:What is the warranty period?
A:
We provide a 12-month warranty for our products.
Send Inquiry
*To:
SYI Industrial Co., Ltd.
SYI Industrial Co., Ltd.*Content:
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