Finding reliable brass pipe fittings suppliers can make or break the performance of your plumbing, HVAC, or industrial systems. The best suppliers offer precision-engineered fittings, high-quality materials, and proven compliance with international standards, ensuring strong, corrosion-resistant, and leak-proof connections.
In this guide, we’ve rounded up eight trusted names from around the world, each known for their manufacturing quality, technical expertise, and global reach.
Among them, DESO stands out for combining premium brass fittings with integrated PPR piping solutions, helping customers source a complete, compatible system from one partner.
1. Viega
Viega is one of the most recognized names in plumbing and industrial piping, with over 120 years of manufacturing experience.

The company is best known for its press fitting systems, which use precision-engineered brass components to deliver fast, secure, and long-lasting connections. Serving markets worldwide, Viega products meet a wide range of international certifications, making them a trusted choice for both commercial and residential projects.
2. Victaulic
Founded in 1919, Victaulic is a pioneer in mechanical pipe joining systems, including grooved couplings, valves, and brass fittings used in water, HVAC, and fire protection applications.

While the brand is most famous for its grooved mechanical connections, it also produces a range of high-quality brass fittings designed for durability and leak resistance in demanding environments.
Victaulic serves over 140 countries and holds multiple international certifications, ensuring compliance with regional standards. Its commitment to R&D and engineering support makes it a reliable partner for large-scale infrastructure and industrial projects.
3. Wieland Group
The Wieland Group is one of the world’s largest producers of semi-finished copper and brass products, supplying industries ranging from plumbing and HVAC to automotive and electrical engineering.

With operations in more than 30 countries, Wieland manufactures precision brass fittings that meet strict performance and safety standards. Their fittings are known for excellent corrosion resistance, consistent dimensional accuracy, and compatibility with both residential and industrial piping systems.
Backed by over 200 years of metallurgical expertise, the company invests heavily in sustainable production and recycling, making it a dependable choice for environmentally conscious projects.
4. Mueller Industries
Mueller Industries is a global leader in the manufacturing of copper, brass, aluminum, and plastic piping systems.
Founded in 1917 and headquartered in Tennessee, the company operates manufacturing and distribution facilities across North America, Europe, Asia, and the Middle East.

Mueller’s brass fittings are widely used in plumbing, refrigeration, and industrial applications, valued for their strength, corrosion resistance, and precise machining. The company also offers extensive technical resources and product certifications, ensuring compliance with international standards.
With a reputation for quality and reliability built over a century, Mueller remains a go-to supplier for contractors and distributors worldwide.
5. United Brass Manufacturers
United Brass Manufacturers has built its reputation on supplying precision-engineered brass fittings to OEMs, wholesalers, and industrial contractors across the United States and abroad.
The company offers a wide range of fittings—including couplings, elbows, tees, and adapters—manufactured to exacting tolerances for leak-free performance.

Known for its ability to deliver both standard and custom components, United Brass caters to industries such as plumbing, HVAC, compressed air, and fluid handling. Every product is manufactured using high-grade brass alloys, ensuring excellent resistance to corrosion and wear.
They have a strong focus on responsive customer service and timely delivery, so United Brass has become a preferred partner for businesses seeking consistent quality and dependable supply.
6. Mid-America Fittings
Mid-America Fittings is a Kansas-based manufacturer specializing in lead-free brass fittings for plumbing, industrial, and OEM applications.
Operating for more than 30 years, the company produces a broad range of products including compression fittings, push-to-connect fittings, and flare fittings—each designed for precision, durability, and compliance with U.S. and international standards.

Mid-America is particularly well-regarded for its custom manufacturing capabilities, allowing clients to request specialized configurations or materials to meet unique project requirements. By combining advanced CNC machining with rigorous quality control, the company ensures every fitting delivers a secure, long-lasting connection. Their commitment to domestic manufacturing also appeals to buyers prioritizing U.S.-made products.
7. Aalberts
Aalberts Integrated Piping Systems, headquartered in the Netherlands, is a global leader in providing complete piping and connection solutions for plumbing, heating, cooling, and industrial applications. Known for its innovation and precision engineering, Aalberts offers an extensive range of brass fittings, valves, and accessories designed for high performance and long-term reliability.

Their brass pipe fittings are manufactured to meet rigorous European and international standards, ensuring corrosion resistance, leak-free performance, and safe use in potable water systems.
Aalberts supports its partners through localized technical expertise, training programs, and supply chain efficiency. This combination of global reach and local service makes Aalberts a trusted supplier for projects ranging from residential plumbing to large-scale commercial systems.
8. DESO
DESO is recognized as one of the world’s top PPR pipe brands and a trusted partner for brass pipe fittings.
Unlike most suppliers, DESO integrates both PPR pipe manufacturing and in-house brass processing, enabling it to deliver a fully compatible piping and fittings solution from a single source. This approach reduces procurement complexity, ensures perfect compatibility, and streamlines project timelines for contractors and distributors.

Their brass fittings are made from international-grade materials such as CW617N or H59 brass, meeting environmental and safety compliance requirements.
Each component undergoes CNC precision machining, leak-proof testing, and rigorous inspection to guarantee corrosion resistance, mechanical strength, and hygienic performance—qualities critical for potable water, HVAC, and high-standard industrial systems.
With over two decades of OEM/ODM experience, DESO supports customization in specifications, colors, and structural designs to match diverse project needs.
Their global certification support (including WRAS, SASO, and others) ensures compliance in multiple markets, while their export expertise makes them a dependable choice for distributors in the Middle East, Southeast Asia, Latin America, and beyond.
From technical guidance to product innovation, DESO offers more than just fittings—it delivers a complete, tested, and globally trusted piping system.
Brass Pipe Fittings Suppliers: Conclusion
Choosing the right brass pipe fittings supplier isn’t just about getting parts—it’s about securing quality, compliance, and reliability for the entire system. The eight suppliers featured here each bring proven expertise, high manufacturing standards, and global market presence.
If you’re looking for a partner that can supply both advanced PPR piping systems and precision-engineered brass fittings—backed by customization and global certification—contact us today for more info!
Why Global Top 10 PPR Pipe Brands Choose DESO?
| Key Factors | DESO | Others |
|---|---|---|
| International Certifications (ISO, WRAS, CE) | ✅ Full Set | ⚠️ Partial or None |
| Premium Raw Materials | ✅ Borealis & Hyosung | ❌ Recycled / Low-grade |
| Guaranteed Delivery Time | ✅ 100% On-Time in 5 Years | ❌ Uncertain |
| OEM Support: Branding & Packaging | ✅ Color, Logo, Manuals in 7 Days | ❌ Weak or None |
| Technical Match & Mold Flexibility | ✅ 500+ Molds / Custom Options | ❌ Limited Compatibility |







