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OEM Products Shell Mould Casting Service Valve Parts Iron Valve Disc
US$2.00
1,000-19,999 kg
US$1.90
20,000-99,999 kg
US$1.80
100,000+ kg
Product profile
Customization
AvailableType
Valve Part BodyApplication
Butterfly ValveModel NO.
Valve DiscMachining
CastingMaterial
Ductile Iron , Grey Iron , Alloy Steel , Carbon StStandard
En, ANSI, BS, DIN, JISProduct
Valve DiscProcess
Shell Mould CastingTransport Package
Plywood or Wooden Case, Pallet (as Per Customer'sSpecification
CustomizedTrademark
SYI or OEMOrigin
Shanxi, ChinaProduction Capacity
3000 Ton/Tons Per MonthKey features
Shell Mould Casting Process: Manufactured via shell moulding for high dimensional accuracy and good surface quality.
Wide Material Options: Available in Ductile Iron, Grey Iron, Alloy Steel, and Carbon Steel.
Strict Quality Inspection: Includes spectral analysis, tensile testing, hardness testing, and metallography.
Custom OEM Service: Accepts customer drawings, samples, or ideas for customized valve parts.
Professional R&D Team: Supported by 50 engineers, inspectors, and customer service staff since 1990.
ISO Standard Compliance: Casting tolerance meets ISO8062 and ISO2768 standards.
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: ≤6.13h 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 materials are available for the valve disc?
A:
We offer Ductile Iron, Grey Iron, Alloy Steel, and Carbon Steel options.
Q:What is the manufacturing process used?
A:
The valve discs are manufactured using the shell moulding casting process.
Q:What quality inspections are performed?
A:
Inspections include chemical composition, mechanical properties, hardness, and metallography detection.
Q:Do you accept custom orders?
A:
Yes, we provide OEM services based on customer drawings, samples, or ideas.
Q:What is the lead time for production?
A:
The average lead time is one month for both peak and off-peak seasons.
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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