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Seismic Attachments are critical components used to reinforce piping systems, electrical conduits, and mechanical installations to withstand seismic forces. Engineered for safety-critical applications, our seismic attachment solutions—including yoke bracing clamps, sway brace fasteners, and structural attachment fittings—are designed to ensure system integrity and minimize damage risks during earthquakes.

Manufactured from high-strength carbon steel with corrosion-resistant surface treatment, our seismic components offer exceptional load-bearing performance, easy installation, and compatibility with conventional support systems. They are fully compliant with international seismic safety standards such as IBC, NFPA, SMACNA, and ASCE 7, ensuring reliable performance in high-risk seismic zones.

Key Features

  • High-strength structural steel construction for increased durability

  • Seismic-resistant engineering with superb tension and lateral force control

  • Compatible with pipe hanger systems, brace rods, and channel framing solutions

  • Corrosion protection coating for long-term use in harsh environments

  • Fast and secure installation, suitable for prefabrication and on-site assembly

  • Available in multiple types and configurations to meet diverse project needs

Advantages

  • Enhances system stability and structural reliability during seismic activity

  • Reduces equipment damage and ensures operational continuity

  • Compliant with international building safety and seismic control regulations

  • Can be custom-engineered based on project specifications

  • Supported by our professional engineering team for technical assistance


Typical Applications

  • Seismic attachments are commonly used in:

  • HVAC duct support systems, fire protection networks, and electrical conduit installations

  • Mechanical piping, industrial utility layouts, and suspended equipment bracing

  • High-rise construction, hospitals, data centers, transportation hubs, and energy facilities

  • Areas with high seismic activity requiring code-compliant support systems


FAQ

1. What are seismic attachments and why are they necessary?

Seismic attachments are structural components used to reinforce piping, HVAC, and electrical systems against earthquake forces.

They help prevent equipment movement, reduce structural damage, and ensure system safety during seismic events, especially in high-risk areas. They are widely used in hospitals, industrial facilities, and high-rise buildings.


2. How do I select the right type of seismic attachment for my project?

Selection depends on pipe diameter, load requirements, structural layout, seismic zone classification, and installation method.

You may refer to project specifications based on IBC, ASCE 7, NFPA, and SMACNA standards.

For custom engineering support, please contact us


3. Are your seismic attachments compliant with international building codes?

Yes. Our products are designed in compliance with IBC (International Building Code), ASCE 7, NFPA 13, and SMACNA seismic restraint guidelines. Material and performance tests are performed to meet seismic safety requirements.


4. Can seismic attachments be customized for specific installations?

Yes, we offer customized seismic restraint solutions based on project drawings and engineering requirements.

We can provide special sizes, load testing reports, surface finishing options, and installation suggestions.



Seismic Attachments

  • Electro Galvanized UTT63 Seismic Supporting Pipe Attachment
    UTT63 supporting pipe attachment is an electro-galvanized carbon steel seismic pipe restraint fitting designed for fire sprinkler pipeline sway bracing assemblies. It adopts a professional concentric load structure for brace pipes, connecting components and fasteners to deliver stable seismic performance. Covering pipe sizes DN65 (2-1/2") to DN200 (8"), this pipe clamp matches SCH10, SCH40, GB/T 3091 and JIS G3454 sprinkler steel pipes, widely used for overhead fire pipeline seismic anti-sway support complying with NFPA 13 standards in commercial construction, hospital and shopping mall projects.
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  • UTT10Q Structural Attachment
    UTT10Q C-clamp structural attachment is UL and CE certified seismic structural fitting with electro-galvanized anti-rust finish, manufactured from carbon steel and QT450 ductile iron. It acts as the upper building structural connector for fire pipe sway brace assemblies, compatible with all sprinkler pipes up to 8"diameter and matched with 1" SCH40 bracing pipe. This shear bolt C-clamp fully complies with NFPA 13 fire protection standards, widely used for overhead fire sprinkler pipeline seismic anti-sway support in commercial construction, hospitals and shopping mall projects.
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  • Longitudinal In-Line Sway Beace Attachment
    UTT20Q longitudinal in-line sway bracing attachment is UL and CE certified seismic pipe restraint fitting with electro-galvanized finish, manufactured from carbon steel and QT450 ductile iron. It is specially engineered to restrain fire sprinkler pipes from lateral sway and seismic movement, matched with UTT structural attachments and 1"SCH40 brace pipe to form complete sway brace assemblies complying with NFPA 13 standards. The size range covers DN50 (2") to DN200 (8"), widely used for overhead fire protection pipeline seismic restraint in commercial construction projects.
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  • Versatile UTT1401 Swivel Attachment with An Electro-galvanized Finish
    The UTT1401 swivel attachment clamp is a FM UL certified carbon steel pipe hanger designed for connecting overhead pipes to threaded rods. It is commonly used as a saddle clamp for uninsulated fire protection pipes and MEP piping supports. The swivel design allows flexible angle adjustment during installation, making it suitable for sloped roofs, offset pipe runs and variable ceiling conditions. With reliable clamping performance and electro-galvanized corrosion resistance, it provides stable vertical support for commercial building piping systems.
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  • Swivel Attachment for Fire Sprinkler Branch Line Restraint
    UTT14 swivel attachment is used for lateral restraint of fire sprinkler branch lines. It connects to a structure or structural attachment as part of a branch line restraint assembly. The unit fits 3/8 inch threaded rod and accommodates service lines from 1 inch to 4 inches. Made from carbon steel with electro-galvanized finish. Maximum restraint load reaches 1,000 lbs. Lightweight design at only 0.19 lbs per unit. Suitable for commercial buildings, industrial facilities and public buildings requiring branch line lateral restraint.
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  • Seismic Sway Brace Attachment for Fire Sprinkler Pipes
    UTH10 structural attachment is designed for bracing fire sprinkler pipes against seismic movement and mechanical sway. It works together with a structural fitting and a brace pipe to form a complete sway brace assembly. The unit carries UL and CE certifications and meets the installation requirements of NFPA 13. One size fits braced pipe up to 8 inches, covering Sch 10, Sch 40, GB/T 3091 and JIS G3454 standards. Made from ductile iron QT450 with electro-galvanized finish, this attachment holds up well in indoor and semi-outdoor environments. Maximum load capacity reaches 1,885 lbs when paired with 1-inch SCH40 brace pipe. Installation is straightforward with shear bolt torque control and standard M12x60 bolts. Suitable for commercial buildings, industrial plants, hospitals and other facilities where seismic protection is required.
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  • Longitudinal In-Line Sway Bracing Attachment for Sprinkler Pipes
    The UTT20 Longitudinal "In-Line" Sway Bracing Attachment is a critical component of seismic sway brace systems for fire sprinkler piping. Designed specifically for bracing pipe against sway and seismic disturbances, this attachment works in conjunction with a UTT Manufacturing structural attachment fitting and a bracing pipe element to form a complete sway brace assembly. Manufactured from carbon steel with an electro-galvanized finish, it offers excellent corrosion resistance and durability. Compatible with Sch 10, Sch 40, GB/T 3091, and JIS G3454 pipes, it accommodates pipe sizes from 2" (50mm) through 8" (200mm). Certified to UL and FM standards, all assemblies must be installed in accordance with NFPA 13 and the manufacturer's installation instructions.
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  • Carbon Steel & Ductile Iron Seismic Bracing Pipe Clamp
    UTT2001Q seismic pipe clamp is professional electro-galvanized pipe support for MEP and fire protection seismic bracing. Constructed from carbon steel and QT450 ductile iron, this durable sprinkler pipe clamp prevents pipe sway and seismic shift for 1-1/2" to 8" standard sprinkler & industrial pipes.
    Our ductile iron pipe hanger passes factory seismic load tests and complies with international building codes, with easy bolt-on installation to save construction time. ISO 9001 certified factory provides free test samples and custom service, ideal for HVAC, factory pipeline, high-rise fire protection and all kinds of mechanical electrical plumbing projects.
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  • Electro-Galvanized Beam Adapter for Sprinkler Sway Bracing
    The UTT1102 Beam Adapter is a heavy-duty structural connector designed to securely attach sway bracing and hanger assemblies to steel open web members such as bar joists and trusses. Manufactured from high-strength carbon steel with an electro-galvanized finish, it offers excellent corrosion resistance and long-term durability. Compatible with Sch 10, Sch 40, GB/T 3091, and JIS G3454 sprinkler pipes, this adapter supports horizontal design loads up to 1330 lbs (5.91 kN) depending on brace angle. Ideal for fire sprinkler, seismic bracing, and MEP support systems in commercial and industrial projects.
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  • Carbon Steel Seismic Structure Attachment For Pipe Bracing
    This Carbon Steel Seismic Structure Attachment UTT1002 is electro-galvanized pipe sway bracing part, designed for bracing pipe against sway and seismic disturbance, used with threaded rod, customization is available.
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  • Carbon Steel UL CE Fire Seismic Pipe Clamp
    UTT20 is UL/FM/CE certified seismic pipe clamp sized 2”-8”. Electro-galvanized carbon steel build secures sprinkler pipes against seismic sway, installed with specified torque for code-compliant bracing.
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  • Solid Ductile Iron UL FM Fire Seismic Attachment
    UTT11 is UL/FM/CE certified seismic structure attachment made of QT450 ductile iron with electro-galvanized finish, fits up to 8” pipe for fire sprinkler and MEP seismic sway restraint.
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Utterly TY Intelligent Technology Co.,Ltd. is a high-tech private enterprise integrating product design, research and development, sales and installation.

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Catherine Lee:+8615806475072
Laurel Sun :+8615806474942
Address: 609,No.4931 Beihai Road,Beihai Subdistrict,Kuiwen District,Weifang City,Shandong Province,China



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