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ANSI Resistance Strong Acids Alkali Flexible Single Sphere Rubber Expansion Joint Specification
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 in sizes from DN32 to DN3000 for diverse pipeline needs.
Customizable Materials: Gaskets available in EPDM, NBR, NR, or PTFE based on specific requirements.
Multiple Flange Standards: Supports ASTM, ANSI, DIN, BS, EN, and ISO standard steel flanges.
Strong Corrosion Resistance: Designed to resist strong acids and alkalis in harsh environments.
Extensive Industry Application: Suitable for oil & gas, power generation, cooling systems, and HVAC.
Strict Quality Control: Products undergo comprehensive tests including hydrostatic and tensile tests.
Professional OEM/ODM Service: Over 4,000 patterns ready with full customization capabilities.
Global Service Experience: Serving 111 countries with over 20 years of long-term customer 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: ≤5.64h 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 available size range for the expansion joint?
A:
The flanged connector coupling pipeline EPDM flexible rubber expansion joint is available from DN32 to DN3000.
Q:Which gasket materials are available?
A:
Gaskets can be made from EPDM, NBR, NR, or PTFE according to your specific requirements.
Q:What flange standards are supported?
A:
We support ASTM, ANSI, DIN, BS, EN, and ISO standard steel flanges.
Q:Is customization available for this product?
A:
Yes, the product is customized, and we offer OEM and ODM services with over 4,000 ready patterns.
Q:What is the warranty period?
A:
We provide a 12-month warranty for this product.
Send Inquiry
*To:
SYI Industrial Co., Ltd.
SYI Industrial Co., Ltd.*Content:
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