Home > U-Bolts > Carbon Steel U-Bolt, 3" Pipe

3" Carbon Steel U-Bolt | 2.01" Width x 6.57" Length | 1/2"-13 Thread

Expert Overview

This heavy-duty carbon steel U-bolt is engineered for secure pipe support and clamping in demanding industrial environments. Its precise dimensions ensure a snug fit for 3" nominal pipe sizes, providing reliable structural integrity.

StandardISO 9001
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
Inside Width ( A)2.01"
Inside Length ( B)6.57"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this U-bolt is fabricated from high-strength carbon steel, offering excellent load-bearing capacity and resistance to common industrial stresses. With an inside width (A) of 2.01 inches and an inside length (B) of 6.57 inches, it is specifically designed to accommodate standard 3-inch nominal pipe diameters while providing ample clearance for insulation or conduit. The 1/2"-13 UNC (Unified National Coarse) thread size on both legs ensures secure fastening with standard nuts and washers, facilitating robust pipe mounting and vibration dampening.

🧊 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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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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🌱 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 is centered. 2. Place the U-bolt legs through the mounting surface or clamping bracket. 3. Securely fasten the U-bolt using appropriate nuts and washers, tightening evenly on both sides until the pipe is firmly held.

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

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 nominal pipe size and select a U-bolt with compatible inside dimensions to ensure a secure and proper fit.
Over-tightening the nuts, leading to pipe deformation.Tighten nuts incrementally and evenly, using a torque wrench if specified, to achieve a secure hold without compromising the pipe's integrity.

Common Applications

  • Pipe Hangers and Supports
  • Conduit Securing
  • Structural Clamping

⚠️ Engineering Warnings

  • Ensure the mounting surface is adequately strong to support the intended load.
  • Use appropriate corrosion-resistant hardware (nuts and washers) if the environment is corrosive.

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 Hangers and Supports, Conduit Securing, Structural Clamping.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.01"B6.57"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.