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3" Aluminum 6061 U-Bolt | 3.12" W x 3.01" L | 1/2"-13 Thread

Expert Overview

Engineered for robust pipe support, this 3-inch Aluminum 6061 U-Bolt ensures secure fastening. Its precise dimensions and lightweight, corrosion-resistant aluminum construction make it ideal for demanding environments.

StandardISO 9001
MaterialAluminum 6061
FinishBlack Oxide
GradeN/A
Inside Width ( A)3.12"
Inside Length ( B)3.01"
Thread Size1/2"-13

Detailed Engineering Specifications

Specified by design engineers worldwide, this Aluminum 6061 U-Bolt is manufactured to exacting standards for 3" nominal pipe applications. It boasts an internal width (A) of 3.12 inches and an internal length (B) of 3.01 inches, ensuring a precise fit. The robust 1/2"-13 UNC thread provides superior holding power. Fabricated from Aerospace-grade 6061 aluminum alloy, it offers an excellent balance of strength, corrosion resistance, and lightweight properties, making it a preferred choice for marine, chemical processing, and architectural installations where galvanic corrosion is a concern.

🧊 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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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 over the 3" pipe and the mounting surface. 2. Thread the nuts onto the U-bolt legs until snug against the mounting surface. 3. Tighten the nuts incrementally and evenly to achieve the specified holding torque, ensuring the pipe is securely retained.

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 leading to deformation of the pipe or mounting surface.Utilize a torque wrench to tighten nuts to the manufacturer's recommended torque specification for the pipe size and mounting material. Do not exceed this value.
Using a U-bolt with insufficient internal dimensions for the specified pipe.Always verify the pipe's actual outer diameter against the U-bolt's internal width (A) and length (B) specifications to ensure a proper and secure fit.

Common Applications

  • Marine hardware and support systems
  • Chemical processing equipment mounting
  • Architectural pipe railing and support

⚠️ Engineering Warnings

  • Aluminum 6061 is susceptible to galvanic corrosion when in direct contact with dissimilar metals in a conductive electrolyte. Use appropriate insulating washers or coatings if necessary.
  • Ensure the mounting surface is structurally sound and capable of supporting the load applied by the U-bolt and the pipe.

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 hardware and support systems, Chemical processing equipment mounting, Architectural pipe railing and support.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.12"B3.01"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.