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High Quality Ductile Cast Iron Wafer Type Butterfly Valve for Pipeline
US$50.00
50-99 Pieces
US$30.00
100+ Pieces
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableMedia
WaterDriving Mode
ManualModel NO.
valveConnection Form
WaferStructure
Centre SealingSeal Form
Auto SealedValve Stem
OrbitWork Pressure
High Pressure (10.0mpa< Pn <80.0mpa)Working Temperature
High Temperature (T>450°C)Material of Seal Surface
Metal Hard SealedValve Body
CastingStandard
StandardApplication
Industrial Usage, Water Industrial Usage, Household UsagePower
HydraulicTemperature of Media
High TemperatureSize
DN40~DN1200Place of Origin
ChinaBrand Name
SyiSurface
Powder Coating/Acid Pickling/PaintTest
100% Water PressureTransport Package
standard export package or as per your requirementSpecification
BS750Trademark
SYIOrigin
ChinaHS Code
8481804090Production Capacity
1000 sets per monthKey features
Wide Size Range: Available in sizes from DN40 to DN1200, with custom sizes up to 2000mm upon request.
Durable Metal Seal: Features metal hard sealed surfaces with GGG50 body and stainless steel disc for longevity.
Multiple Certifications: ISO9001:2015, TUV, BSI Kitemarked, SGS, BV, FM certified, and UL, WRAS listed.
Fast Operation: Simple 90-degree rotation allows for quick opening and closing with excellent flow control.
Comprehensive Quality Testing: 100% water pressure tested with rigorous inspections including tensile and hardness tests.
OEM/ODM Capability: Full OEM and ODM services available with over 4,000 patterns ready for production.
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: ≤6.17h 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 valve?
A:
Standard sizes range from DN40 to DN1200. Custom sizes up to 2000mm are available upon request.
Q:What is the maximum working pressure?
A:
The valve is designed for high pressure applications ranging from 10.0 MPa to 80.0 MPa.
Q:What materials are used for the valve body and disc?
A:
The valve body is made of GGG50 ductile cast iron, while the disc and shaft are made of stainless steel.
Q:Does the valve support customization?
A:
Yes, we offer OEM and ODM services with over 4,000 patterns available, and can produce custom sizes up to 2000mm.
Q:What certifications does the product hold?
A:
The product is certified by ISO9001:2015, TUV, BSI, SGS, BV, FM, and is UL and WRAS listed.
Send Inquiry
*To:
SYI Industrial Co., Ltd.
SYI Industrial Co., Ltd.*Content:
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