Home > U-Bolts > Aluminum 6061 U-Bolt, 3" Pipe

Aluminum 6061 U-Bolt 3" Pipe | 3.15" W x 7.92" L | 1/2"-13 Thread

Expert Overview

Engineered for robust pipe support, this Aluminum 6061 U-Bolt is designed to precisely fit 3" nominal pipe. Its superior corrosion resistance and lightweight properties make it ideal for marine, chemical, and outdoor installations.

StandardASME B18
MaterialAluminum 6061
FinishGalvanized
GradeN/A
Inside Width ( A)3.15"
Inside Length ( B)7.92"
Thread Size1/2"-13

Detailed Engineering Specifications

Built to exacting engineering tolerances, this U-bolt is manufactured from high-grade Aluminum 6061, renowned for its excellent strength-to-weight ratio and exceptional corrosion resistance, particularly in saltwater environments. With an Inside Width (A) of 3.15" and an Inside Length (B) of 7.92", it is meticulously designed to accommodate standard 3" nominal pipe dimensions. The 1/2"-13 UNC thread size ensures secure fastening with compatible nuts and washers, offering reliable structural integrity for a wide range of industrial and commercial applications where material longevity and performance are paramount.

🧊 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."
Market Rank
🏆 Global Innovation Leader
Industry Approvals
🚀 Aviation & Medical Approved
Warranty & Support
🛡️ Premium Performance Guarantee
Green Manufacturing
🌱 100% Renewable Energy HQ
Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
Market Rank
🏆 #1 Global Adhesives
Industry Approvals
🚀 Formula 1 & Aerospace OEM
Warranty & Support
🛡️ 24/7 Application Support
Green Manufacturing
🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
Market Rank
🏆 #1 Industrial Supply Standard
Industry Approvals
🚀 US Military Approved
Warranty & Support
🛡️ 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 and the supporting structure. 2. Thread the nuts onto the U-bolt legs until snug. 3. Tighten the nuts evenly in an alternating pattern to achieve uniform clamping pressure, ensuring the pipe is securely held without deformation.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

Mechanical Properties

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

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening the nuts, which can deform the pipe or strip the threads.Tighten nuts to the recommended torque specification for the thread size and material, using a torque wrench.
Using the wrong size U-bolt for the pipe or mounting surface.Always verify the Inside Width (A) and Inside Length (B) measurements against the actual pipe diameter and the thickness of the mounting structure.

Common Applications

  • Marine pipe and conduit support
  • Chemical processing equipment mounting
  • Outdoor structural bracing for piping systems
  • Aerospace and automotive applications requiring lightweight, corrosion-resistant fasteners

⚠️ Engineering Warnings

  • Ensure compatibility of mating hardware (nuts and washers) with Aluminum 6061 to prevent galvanic corrosion.
  • Avoid using in applications exceeding the specified load capacity or temperature limits for Aluminum 6061.

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 Aluminum 6061 U-Bolt, 3" Pipe made from?

A: This Aluminum 6061 U-Bolt, 3" Pipe is manufactured from Aluminum 6061.

Q: What are the main applications?

A: Marine pipe and conduit support, Chemical processing equipment mounting, Outdoor structural bracing for piping systems, Aerospace and automotive applications requiring lightweight, corrosion-resistant fasteners.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.15"B7.92"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.