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3" Carbon Steel U-Bolt | 4.64" Width | 6.86" Length

Expert Overview

This robust carbon steel U-bolt is engineered for secure 3" pipe support. Featuring a 4.64" inside width and 6.86" inside length, it offers superior clamping force and longevity in critical applications.

StandardASTM A106
MaterialCarbon Steel
FinishPlain
GradeN/A
Inside Width ( A)4.64"
Inside Length ( B)6.86"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this carbon steel U-bolt is designed to securely fasten 3" nominal pipe. With an inside width (A) of 4.64 inches and an inside length (B) of 6.86 inches, it provides substantial contact area for optimal grip. The 1/2"-13 UNC thread size ensures compatibility with standard hardware and delivers robust mechanical strength. Manufactured from high-grade carbon steel, this U-bolt exhibits excellent tensile strength and durability, resisting deformation under significant load and vibration, making it ideal for demanding industrial and construction settings.

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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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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:Yes

Installation Procedure

1. Position the U-bolt around the 3" pipe, ensuring it sits squarely on the supporting structure. 2. Thread the provided nuts onto the U-bolt legs, hand-tightening initially. 3. Use appropriate wrenches to tighten the nuts evenly, alternating sides to achieve uniform pressure and secure the pipe.

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

Carbon (C)0.28 - 0.55%
Manganese (Mn)0.60 - 0.90%
Phosphorus (P)0.04% max
Sulfur (S)0.05% max

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
Overtightening the U-bolt, which can deform the pipe or mounting surface.Tighten nuts to the manufacturer's recommended torque specifications or until snug, ensuring even pressure.
Using the wrong size U-bolt for the pipe, leading to a loose or damaged installation.Verify the pipe's nominal size and ensure the U-bolt's inside dimensions are appropriate for a secure fit.

Common Applications

  • Industrial pipe support
  • Plumbing and HVAC systems
  • Mechanical equipment mounting

⚠️ Engineering Warnings

  • Ensure all hardware is properly tightened to prevent movement or failure.
  • Inspect U-bolts regularly for signs of corrosion or stress damage, especially in harsh environments.

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 Carbon Steel U-Bolt, 3" Pipe made from?

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

Q: What are the main applications?

A: Industrial pipe support, Plumbing and HVAC systems, Mechanical equipment mounting.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.64"B6.86"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.