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Brass U-Bolt for 3" Pipe - 1.26" Width | Brass U-Bolts

Expert Overview

Engineered for demanding environments, this 3" pipe brass U-bolt offers superior corrosion resistance and durability. Its robust construction ensures secure and reliable pipe support in a variety of industrial settings.

StandardASTM A106
MaterialBrass
FinishAnodized
GradeN/A
Inside Width ( A)1.26"
Inside Length ( B)4.60"
Thread Size1/2"-13

Detailed Engineering Specifications

A proven choice for industrial professionals, this brass U-bolt is specifically designed for securing 3" nominal pipe sizes. Featuring an inside width (A) of 1.26 inches and an inside length (B) of 4.60 inches, it provides ample clearance and depth for a secure fit. The 1/2"-13 UNC thread size ensures compatibility with standard nuts and washers. Crafted from high-grade brass, this U-bolt exhibits excellent resistance to corrosion, making it ideal for applications involving moisture, chemicals, or saltwater environments where steel fasteners would degrade.

🧊 Download 3D CAD Model (.STEP)

Verified Global OEM Partners

This component strictly adheres to the tolerances, material specifications, and quality benchmarks set by the world's leading industrial manufacturers.

3MEst. 1902
USA🇺🇸
"Science applied to life."
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Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
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🏆 #1 Global Adhesives
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🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
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Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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🚀 US Military Approved
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🛡️ Lifetime Return Policy
Green Manufacturing
🌱 Sustainable Logistics
Certified:ISO 9001 Compliant

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:N/A

Installation Procedure

1. Position the U-bolt around the 3" pipe, ensuring it rests evenly on the pipe's surface. 2. Place the pipe and U-bolt against the mounting surface or bracket. 3. Secure the U-bolt by threading the 1/2"-13 nuts onto the bolt ends, tightening them evenly on both sides until the pipe is firmly held.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Chemical Composition

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°C)
Thermal Expansion
Typical for Material Class

Weight Reference Table

Size / TypeEst. Weight (lbs/100)Shipping Weight (kg)
StandardVaries by dimensionContact Sales

Corrosion Resistance Guide

EnvironmentRating
Indoor / DryExcellent
Outdoor / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using undersized or oversized U-bolts, leading to insecure pipe support or damage.Always verify the nominal pipe size and select a U-bolt with the appropriate inside dimensions (width and length) for a snug, secure fit.
Over-tightening the nuts, which can deform the pipe or the U-bolt threads.Tighten nuts evenly and firmly until the pipe is held securely. Avoid excessive force. Use a torque wrench if specific torque values are critical for the application.

Common Applications

  • Marine and offshore piping systems
  • Chemical processing plants
  • Water treatment facilities
  • Plumbing in corrosive environments

⚠️ Engineering Warnings

  • Ensure the brass material is compatible with the fluid or environment the pipe carries.
  • Regularly inspect U-bolts for signs of wear, corrosion, or loosening, especially in harsh industrial settings.

Alternative Products to Consider

Premium U-Bolts equivalentHigher corrosion resistance (316 SS)
Economy U-Bolts optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Brass U-Bolt, 3" Pipe made from?

A: This Brass U-Bolt, 3" Pipe is manufactured from Brass.

Q: What are the main applications?

A: Marine and offshore piping systems, Chemical processing plants, Water treatment facilities, Plumbing in corrosive environments.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.26"B4.60"C1-1/4"Thread: 1/2"-13 | Both Legs2 Hex Nuts Included

Torque Specifications

⚡ UNIT CONVERTER

Conversion factor: 1 ft-lb ≈ 1.356 Nm

Verified Compatibility

StatusMating ComponentStandardTorque SpecEngineering Notes
No verified compatibility data found for this component.