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Ductile Iron Ggg50 Flanged End Double Disc Swing Type Check Valve
US$20.00
50-99 Pieces
US$10.00
100+ Pieces
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableMedia
WaterTemperature
Low TemperatureModel NO.
Check ValveType
Direct-actingMaterial
Carbon SteelConnection Form
Outside ThreadPressure
Low PressureActuator
PneumaticSeal Surface
Wedge Gate ValveThread Position of Valve Rod
Inside Gate ValveUsage
RegulationStandard
GBApplication
Industrial Usage, Water Industrial Usage, Household UsageWorking Temperature
0-100Working Pressure
Pn10/Pn16Surface
Powder Coating/Acid Pickling/PaintTransport Package
Standard Export Package or as Per Your RequirementSpecification
DIN/API/BSTrademark
SYIOrigin
ChinaProduction Capacity
1000 Sets Per MonthsKey features
Flexible Disc Design: Rubber flap with steel plate and nylon substrate ensures 1 million switch cycles.
Low Head Loss: Full flow area design prevents debris accumulation and reduces head loss.
Water Hammer Protection: Prevents backflow and protects pumps from water hammer damage.
Wide Size Range: Available in sizes DN50 to DN2000mm to meet diverse customer requirements.
Global Certifications: ISO9001, TUV, BSI, SGS, BV, FM certified and UL, WRAS listed.
Customizable Options: Working temperature, pressure, and surface coating can be customized.
Professional Manufacturing: Over 4000 patterns and complete production processes from molding to packaging.
Long-term Reliability: Serving 111 countries with most customers cooperating for over 20 years.
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 standards does this valve comply with?
A:
The valve complies with BS5153, BSEN593, DIN3202 F6, BS1868, DIN3202 F6, BSE4504, BSEN1092, and BS6755.
Q:Can the valve be used for media with solid particles?
A:
No, the check valve is generally suitable for cleaning medium and should not be used for media containing solid particles or high viscosity.
Q:What is the warranty period for this product?
A:
The provided text does not specify a warranty period; please contact the supplier for specific warranty terms.
Q:What are the payment terms?
A:
Payment terms include LC, T/T, D/P, PayPal, Western Union, and Small-amount payment.
Q:What is the average lead time for production?
A:
The average lead time is one month for both peak season and off-season.
Send Inquiry
*To:
SYI Industrial Co., Ltd.
SYI Industrial Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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