UL/FM Certified U-Bolt Mechanical Tee

UL/FM U-Bolt Mechanical Tee is a weld-free branch connector for fire protection & industrial piping systems. Made of ductile iron (red epoxy-coated) with EPDM gasket, it enables quick, sealed branch connections on main pipes (300psi working pressure). UL/FM certified, corrosion-resistant, and compatible with NPT threads—ideal for sprinkler systems, industrial fluid lines, and municipal pipelines.
Material : Ductile Iron
Normal Diameter :DN25 to DN80
Working Pressure : 300PSI
Certificate :UL,FM
Common Sizes (Main×Branch)：1-1/4"×3/4", 2"×1", 3"×2", etc.
MOQ :200 Pieces
Delivery Time :15~45 Days

Product category:

UL/FM Grooved pipe fittings

Enterprise Atlas:

Email:

linhaifeng117@gmail.com

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Product Details

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Product Formation

This is a UL/FM Certified U-Bolt Mechanical Tee designed for fire protection and industrial piping systems. Constructed with a ductile iron body, EPDM gasket, and carbon steel U-bolt, it enables quick branch connections on main pipelines without welding. It fits various pipe diameter requirements and is widely used in high-pressure fluid transfer scenarios.

KEY WORDS：UL FM U-Bolt Mechanical Tee、Grooved U-Bolt Branch Tee、Fire Protection Mechanical Tee、Ductile Iron U-Bolt Tee、300psi Grooved Mechanical Tee、NPT Thread U-Bolt Branch Connector

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Product Features

Weld-Free Installation: U-bolt fastening structure eliminates on-site hot work, saving time and enhancing safety;
Superior Sealing: EPDM rubber gasket conforms to pipe curvature, ensuring long-term sealing with bolt preload;
Certification Compliance: UL Listed & FM Approved, meeting North American and international fire/industrial piping standards;
Corrosion Resistance: Red epoxy-coated body + hot-dip galvanized bolts, suitable for humid/corrosive environments;
Multi-Size Compatibility: Covers mainstream pipe diameters (DN25-DN200) with NPT threaded branch connections.

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Product Parameter

Parameter	Details
Body Material	Ductile Iron (ASTM A536 Grade 65-45-12)
Gasket Material	EPDM Rubber (Temperature Range: -40℃~120℃)
Bolt/Nut Material	Carbon Steel (Hot-Dip Galvanized)
Working Pressure	300 psi (≈2.07 MPa)
Compatible Media	Water, fire foam, industrial fluids (non-corrosive)
Surface Treatment	Red Epoxy Coating (AWWA C550 Compliant)
Certifications	UL Listed, FM Approved
Common Sizes (Main×Branch)	1-1/4"×3/4", 2"×1", 3"×2", etc.

Application Scenarios：

Fire Protection Systems: Branch connections for sprinkler heads, fire water pipe distribution;
Industrial Piping: Branch links in fluid transfer pipelines (chemical/food processing plants);
Municipal Pipelines: Temporary branch interfaces for water/sewage networks;
Building M&E: Branch modifications for HVAC water pipes and water supply/drainage in commercial buildings.

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FAQ

Q: Can you accept sample order?

A: Yes, we accept samples with little and reasonable charge.But need customer pay sample fees and transport fees first.

Q: What is your payment terms?
A: Payment supports T/T, L/C, etc.

Q: How can l get my order?
A: We will send you the goods by UPS,DHL,FedEx,Oversea Shipment or other forwarder, all with tracking number.

Q: Why choose us?
A; With over 15 years of experience in the fire protection industry, our company has professional technical personnel and many well-known partners in the domestic market. We offer favorable prices and guarantee quality, having passed multiple certifications!

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We serve customers for over 15 years — so we’ve got the knowledge and industry experience to help you get it right.Professional technical support, intimate service experience We have a professional technical support team, at any time to provide you with product consultation, installation guidance and after-sales service.

At Sheng Feng Fire, our professionals are dedicated to helping you select the most suitable products based on your specific needs.

Let the professionals at Sheng Feng Fire help you select the products that meet your exact needs.

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