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Aluminum 6061 U-Bolt for 4" Pipe - 2.94" W x 3.51" L

Expert Overview

This Aluminum 6061 U-Bolt is engineered for secure pipe clamping. Featuring a 4" nominal pipe size compatibility, it offers exceptional corrosion resistance and lightweight strength for diverse industrial applications.

StandardASME B18
MaterialAluminum 6061
FinishZinc Plated
GradeN/A
Inside Width ( A)2.94"
Inside Length ( B)3.51"
Thread Size1/2"-13

Detailed Engineering Specifications

Specified by design engineers worldwide, this Aluminum 6061 U-Bolt is manufactured to precise tolerances for 4" nominal pipe applications. It features an inside width (A) of 2.94 inches and an inside length (B) of 3.51 inches, accommodating standard pipe dimensions. The robust 1/2"-13 UNC thread size ensures secure fastening. Crafted from aerospace-grade Aluminum 6061-T6, it offers superior tensile strength, excellent corrosion resistance, and a lightweight profile, making it ideal for marine, chemical processing, and outdoor environments where weight and environmental factors are critical.

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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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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 4" nominal pipe, ensuring it rests on a suitable mounting surface or bracket. 2. Thread the nuts onto the U-bolt legs, tightening them evenly and progressively. 3. Apply specified torque to achieve secure clamping without over-stressing the pipe or mounting surface.

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
Using incorrect U-bolt size for the pipe diameter.Verify the 'pipe size' designation of the U-bolt matches the nominal outer diameter of the pipe being secured, consulting sizing charts if necessary.
Uneven tightening of the nuts.Tighten nuts alternately and incrementally to ensure uniform pressure distribution and prevent pipe distortion or bracket damage.

Common Applications

  • Marine vessel pipe and conduit support
  • Chemical processing equipment mounting
  • Lightweight structural pipe framing
  • Offshore platform pipe securing
  • Specialized vehicle exhaust systems

⚠️ Engineering Warnings

  • Ensure the mounting surface or bracket has adequate load-bearing capacity for the intended application.
  • Do not exceed the recommended torque specifications for the 1/2"-13 thread to prevent thread stripping or material fatigue.

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, 4" Pipe made from?

A: This Aluminum 6061 U-Bolt, 4" Pipe is manufactured from Aluminum 6061.

Q: What are the main applications?

A: Marine vessel pipe and conduit support, Chemical processing equipment mounting, Lightweight structural pipe framing, Offshore platform pipe securing, Specialized vehicle exhaust systems.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.94"B3.51"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.