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3" Carbon Steel U-Bolt | 2.66" Width x 6.62" Length | 1/2"-13 Thread

Expert Overview

This heavy-duty carbon steel U-bolt is engineered for robust and secure fastening of 3" pipes. Its precise dimensions and strong material ensure dependable support and long-term performance in demanding industrial environments.

StandardASTM A106
MaterialCarbon Steel
FinishAnodized
GradeN/A
Inside Width ( A)2.66"
Inside Length ( B)6.62"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this U-bolt features a 2.66" inside width (A) and a 6.62" inside length (B), specifically designed to accommodate 3" nominal pipe. Manufactured from high-strength carbon steel, it offers excellent tensile strength and resistance to deformation under load. The 1/2"-13 UNC thread size ensures a secure and stable connection when paired with appropriate nuts and washers. Its robust construction is ideal for structural support, pipe hanging, and vibration isolation in plumbing, HVAC, and general construction applications.

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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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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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🌱 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 pipe, ensuring it rests securely on the supporting structure. 2. Thread the nuts onto the U-bolt legs, hand-tightening initially. 3. Using appropriate wrenches, tighten the nuts evenly to achieve the required clamping force, ensuring the pipe remains stable and the U-bolt is not overtightened to the point of deforming 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
Using the wrong size U-bolt for the pipe diameter.Always verify the pipe's nominal diameter and select a U-bolt with the corresponding inside width specification.
Inadequate tightening leading to pipe movement or rattling.Ensure nuts are tightened evenly and sufficiently to prevent movement, but avoid overtightening which can damage the pipe or fitting.

Common Applications

  • Pipe support and securing
  • Vibration dampening for piping systems
  • Structural mounting of conduits and tubes

⚠️ Engineering Warnings

  • Ensure the supporting structure has adequate load-bearing capacity for the applied forces.
  • Always use appropriate nuts and washers (sold separately) with this U-bolt for optimal performance and safety.

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: Pipe support and securing, Vibration dampening for piping systems, Structural mounting of conduits and tubes.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.66"B6.62"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.