Ductile Iron Flanged Pipe Fittings , Valves , Manhole Covers , Repair Clamp, Flanged Tee

Technical Strength & Innovation Capability

Possessing a professional R&D team, constantly introducing competitive new products.

Quality Control & Reliability Integrity

Possessing a professional R&D team, constantly introducing competitive new products.

Customer Service & Solution Capability

Providing personalized solutions and professional technical support, closely collaborating with customers to meet their needs.

WEIFANG TOP WATER INDUSTRIAL CO.,LTD is one of professional and experienced manufacture in Shandong province,China.

We provide a wide range of pipeline system products for portable water ,sewage water plant industry ,gas ,building,energy applications.Our products are manufactured as per standards ISO2531,EN545,EN598,EN12842,EN14525,AWWA C110/153,BS4504,ISO7005,DIN3352,BS5163,BS5153,EN124 and so on . Our products have been exported to more than 100 countries and obtained a good reputations

As a professional and reliable manufacture of pipeline products ,we always sticks to the principle of “ strive for survival by quality and seek development by credit .” Our top level quality ,reliable credit and competitive prices are the basis for cooperation 。.

Hot Product

Manhole Cover

Specification :

Material: Ductile iron/cast iron

Design Standard: BS EN124

Test Load: 400kn/40tons

Shape: Square/round

Coating: Bitumen painting

Quality Control: ISO9001

Option :

Customized marking
Security requirements

Quality excellence, leading innovation
showcasing premium products in the pipeline industry

Our main pipeline system products including ductile iron pipes,ductile iron pipe fittings ,welding flanges,dismantling joints ,flange adapters ,flexible couplings ,saddle clamp ,gibault joint ,repair clamp ,gate valve ,check valve ,air valve ,Y strainer.

We encourage innovative thinking and continuously seek improvement and breakthroughs to meet customer needs and lead industry development.

As a one-stop solution provider, we offer an extensive range of pipeline fittings！—from standard elbows and valves to specialized connectors.

Our in-house customization capabilities enable us to tailor products to your unique requirements, ensuring a perfect fit for any project scale. Simplify your sourcing process and access comprehensive solutions under one roof.

Whether it's standard pipeline or specialized custom products,

TOP WATER has earned customer trust through outstanding quality and reliability.

With cutting-edge manufacturing technology and a dedicated R&D team, Weifang Top Water Industrial Co.,ltd leads the industry in developing high-performance pipeline fittings.

As a one-stop solution provider, we offer an extensive range of pipeline fittings—from standard elbows and valves to specialized connectors.

Quality is our cornerstone. Every pipeline fitting undergoes rigorous testing, from material inspection to performance simulations, adhering to international standards like ISO and ASME.

Time matters. Leveraging an optimized supply chain and agile production, we guarantee prompt order fulfillment without compromising quality.

Committed to a greener future, we prioritize eco-friendly manufacturing processes and recyclable materials.

Customer-centric

We always prioritize customers, listen to their needs, provide customized solutions, and ensure customer satisfaction remains paramount.
Team Collaboration

We value teamwork, encourage collaboration and communication among employees to achieve common goals and promote company development.
Quality and Reliability

We are committed to pursuing excellence in quality and reliability, ensuring that our products and services always meet the high standards and expectations of our customers.

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WTW Launches New High-Performance Ductile Iron Fittings for Global Water Infrastructure

WTW Launches New High-Performance Ductile Iron Fittings for Global Water Infrastructure on March5 ,2026 at Weifang City , WTW a leading manufacturer of ductile iron pipes and fittings, officially launched its new series of high-strength, corrosion-resistant ductile iron fittings designed for munici

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Our commitment to excellence has positioned us as a trusted partner for fluid control solutions worldwide.

Technical Strength & Innovation Capability

Quality Control & Reliability Integrity

Customer Service & Solution Capability

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