Wenzhou Shangdian Flange & Pipe Fittings was founded in Wenzhou in 2010. It is an intelligent manufacturer of precision flanges and pipe fittings integrating R&D, production, sales and after-sales service.The company owns self-built standardized production workshops equipped with five-axis machining equipment, CNC precision machining machines and full-process physical & chemical testing instruments, realizing the full-chain production covering forging, mechanical processing and finished product inspection.We mainly supply a full range of industrial-grade and sanitary-grade pipeline products including flanges, elbows and tees. We specialize in custom fabrication of special alloys such as duplex steel and Hastelloy to satisfy rigorous working conditions for chemical industry, semiconductor, pharmacy, IDC liquid cooling, nuclear power, shipbuilding and other fields. Possessing a full set of domestic and international authoritative certifications including TS, ISO9001, CE-PED, EAC and AD2000, we deliver one-stop supporting services from model selection & customization to after-sales maintenance. Our products are sold across China and exported worldwide, winning consistent trust from global engineering customers
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Established In
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Annual Output Capacity
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Certificate
iso14001
iso14001
Special Equipment
Special Equipment
iso45001
iso45001
ISO9001
ISO9001
CE
CE
Our Advantages
Strict Quality Control
Each raw material piece is spectrally tested, with double inspections on appearance and dimensions.
Reliable Materials
Sourced from Tsingshan Group, the world’s largest stainless steel supplier.
Competitive Pricing
Benefiting from Wenzhou’s mature industrial chain, we offer cost-effective solutions.
Strong Production Capacity
Forging, machining, and testing are all completed in-house to ensure fast delivery and consistent quality.
Why Choose Us
Strict Quality Control
100% material testing and double inspection ensure each product meets international standards.
Reliable Raw Materials
All raw materials are sourced from Tsingshan Group – the world’s largest stainless steel producer.
Professional Manufacturing
Over 10 years of experience in forging and machining stainless steel flanges and fittings.
Competitive Pricing
Based in Wenzhou with a mature industrial chain, we offer stable quality at factory-direct prices.
Flexible Customization
OEM/ODM supported, including drawing-based production, custom marking, and packaging.
Rich Export Experience
We have exported to over 30 countries, with major markets in Southeast Asia, the Middle East, South Africa, and South America.
Trusted by Global Clients
Our products are used by distributors, engineering companies, and end users worldwide.
After-Sales Guarantee
We offer a 12-month warranty and full support for quality issues – replacement or refund available after verification.
Services
7*24 Hours Service
Have an excellent after-sales service team to ensure that the first time to solve customer after-sales problems.
Reasonable Price
More than 10 precision production line, easy to realize large quantities of goods, to provide you with the best price.We have an excellent technical team, which can be designed according to customers requirements.All products come with a one-year warranty. We are available to assist you with any faults or issues.
