How does the design facilitate installation?

The slip-on coupling design requires no dismantling and has no center stop, making repairs and installation easier.

Di Ductile Iron Joint Pipe Fittings Restraint Grip Flange Adaptor Coupling for HDPE Pipe

Name: Di Ductile Iron Joint Pipe Fittings Restraint Grip Flange Adaptor Coupling for HDPE Pipe
Brand: SYI Industrial Co., Ltd.
SKU: 1975799422

Shanxi, ChinaSYI Industrial Co., Ltd.

US$1,100.00-1,300.00

1 Ton

Product profile

Customization

Available

Connection

Flange

Flexible or Rigid

Flexible

Model NO.

Restrained Flanged Adaptor

Material

Iron

Standard

Transport Package

Standard Export Package or as Per Your Requirement

Specification

EN 14525, ISO2531, EN545, EN598

Trademark

SYI

Origin

China

Production Capacity

500 Tons Per Month

Key features

Compact & Lightweight Design: Compact design reduces weight and cost while ensuring high performance for PE pipe restraint.

Wide Size Range: Supports pipe diameters from DN40 to DN2000, suitable for various pipeline scales.

High Pressure Resistance: Rated for 16 Bar (250 PSI) working pressure to ensure durability and safety.

Standard Compliance: Designed and tested in accordance with EN 14525, ISO 2531, EN 545, and EN 598 standards.

Premium Material Construction: Body and gland made of Ductile Iron Grade 500-7/450-10 with EPDM/NBR/SBR gaskets.

Custom Coating Options: External and internal coatings available, including liquid epoxy resin applied by FBE.

Corrosion Resistant Coating: D-Bolts and nuts feature carbon steel grade 8.8 with dacromet coating for corrosion resistance.

Company profile

SYI Industrial Co., Ltd.

Shanxi, China

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: ≤5.95h 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 pipe sizes does this adaptor support?

The adaptor supports a wide range of pipe diameters from DN40 to DN2000.

Q:What is the working pressure rating?

The working pressure is rated at 16 Bar or 250 PSI.

Q:Can the adaptor handle angular deflection?

Yes, it allows for an allowed angular deflection of 3 degrees.

Q:What materials are used for the body and gasket?

The body and gland are made of Ductile Iron Grade 500-7/450-10, and the gasket is available in EPDM, NBR, or SBR.

Q:Is customization available for coatings?

Yes, custom external and internal coatings are available, such as liquid epoxy resin applied by FBE.

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Di Ductile Iron Joint Pipe Fittings Restraint Grip Flange Adaptor Coupling for HDPE Pipe