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Alloy Steel Flange (DN 1000) Corrosion Resistant Butt Welding Flange
US$0.10-100.00
50 Pieces
Sample price:US$100.00/piece.Request sample
Product profile
Customization
AvailableStandard
ANSI, DIN, GB, JIS, GOST, BSWType
Threaded Connection FlangeModel NO.
DN 1000Material
Stainless SteelStructure
RoundConnection
FlangedSealing Surface
RFManufacturing Way
ForgingProduct
Alloy Steel Flange (Dn 1000)Types
Pl, So, Sw, Bl, Wn etc.Flange Facing
Raised Face/Flat Face/Ring Joint etcStandard Finish
Stock Finish/Spiral Serrated/Smooth Finish etcSurface
Light Oiled/Galvanization/PaintNdt
Ut, Mpi, X-ray etcPrice
CompetitiveDelivery Time
on Time DeliveryQuality
Excellent QualityTransport Package
standard export package or as per your requirementSpecification
ANSITrademark
SYIOrigin
ChinaProduction Capacity
1200 ton/ monthKey features
Multi-Standard Compliance: Manufactured to ANSI, DIN, GB, JIS, GOST, and BSW standards for global compatibility.
Corrosion Resistant Material: Constructed from high-quality stainless steel for durability in harsh environments.
Customizable Design: Offers custom types (Pl, So, Sw, Bl, Wn), facing, finish, and surface treatment options.
Forging Manufacturing: Produced via precision forging to ensure high strength and structural integrity.
Competitive Pricing: Provides cost-effective solutions with competitive pricing for bulk orders.
On-Time Delivery: Guarantees timely shipment with standard models shipping in 15-30 days.
Quality Assurance: Certified with ISO 9001, CE, and GOST for strict quality control.
NDT Inspection Available: Offers Ultrasonic, Mpi, and X-ray inspection for enhanced safety and reliability.
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: ≤6.40h 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 are the flanges manufactured to?
A:
Our flanges are manufactured in accordance with ANSI, DIN, GB, JIS, GOST, and BSW standards.
Q:Can I customize the flange type and facing?
A:
Yes, we offer custom types such as Pl, So, Sw, Bl, Wn, and facing options like Raised Face, Flat Face, or Ring Joint.
Q:Do you provide after-sales service overseas?
A:
Yes, we have partnered service centers in key regions to provide 24/7 technical assistance and spare parts supply.
Q:What documents are provided for export?
A:
We provide a full export package including Commercial Invoice, Packing List, Bill of Lading, and Certificate of Conformity (COC).
Q:Is customization available for surface treatment?
A:
Yes, we offer surface options such as Light Oiled, Galvanization, and Paint, as well as finishes like Stock Finish or Spiral Serrated.
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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