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

3" Aluminum 6061 U-Bolt | 3.95" Width | 1/2"-13 Thread

Expert Overview

This robust Aluminum 6061 U-Bolt is engineered for secure and corrosion-resistant pipe clamping in diverse industrial settings, ensuring reliable structural integrity.

StandardISO 9001
MaterialAluminum 6061
FinishPassivated
GradeN/A
Inside Width ( A)3.95"
Inside Length ( B)2.16"
Thread Size1/2"-13

Detailed Engineering Specifications

Designed for demanding industrial environments, this U-Bolt is fabricated from high-strength Aluminum 6061, offering exceptional corrosion resistance and a favorable strength-to-weight ratio. Its precise dimensions include an inside width (A) of 3.95 inches and an inside length (B) of 2.16 inches, perfectly suited for securing 3-inch nominal pipe. The threaded ends feature a standard 1/2"-13 UNC thread size, allowing for secure fastening with compatible nuts and washers. Ideal for marine, chemical processing, and outdoor applications where material longevity and structural support 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."
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🏆 Global Innovation Leader
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🌱 100% Renewable Energy HQ
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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🌱 Climate Positive 2030
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 pipe, ensuring it straddles the support structure. 2. Thread the provided nuts onto the U-Bolt legs, hand-tightening initially. 3. Tighten the nuts alternately and evenly to achieve the specified clamping force, ensuring the pipe is securely held without distortion.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the nuts, leading to pipe deformation or U-bolt thread damage.Utilize a torque wrench set to the manufacturer's recommended torque value for this fastener size and material.
Using the wrong size U-bolt for the pipe diameter, resulting in a loose or overly constricted fit.Always verify the pipe's nominal and actual outer diameter against the U-bolt's inside dimensions before installation.

Common Applications

  • Marine pipe support
  • Chemical processing equipment mounting
  • Outdoor conduit and pipe securing

⚠️ Engineering Warnings

  • Ensure compatibility of mating hardware (nuts, washers) with the Aluminum 6061 material to prevent galvanic corrosion.
  • Do not exceed the rated load capacity of the U-bolt for the intended application.

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 support, Chemical processing equipment mounting, Outdoor conduit and pipe securing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.95"B2.16"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.