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3" Carbon Steel U-Bolt | 1/2"-13 Thread | 2.31" Width

Expert Overview

Engineered for robust pipe support, this 3-inch Carbon Steel U-Bolt offers exceptional strength and corrosion resistance. Featuring a 2.31-inch inside width and 1/2"-13 UNC threads, it ensures a secure and reliable fastening solution for demanding industrial applications.

StandardISO 9001
MaterialCarbon Steel
FinishAnodized
GradeN/A
Inside Width ( A)2.31"
Inside Length ( B)6.26"
Thread Size1/2"-13

Detailed Engineering Specifications

Specified by design engineers worldwide, this U-bolt is manufactured from high-grade carbon steel, offering superior tensile strength and durability for critical infrastructure. Its precise dimensions, with an inside width (A) of 2.31 inches and an inside length (B) of 6.26 inches, are optimized for secure clamping of 3-inch nominal pipe. The 1/2"-13 UNC coarse thread size provides ample engagement for standard nuts and washers, ensuring a robust and vibration-resistant connection. This design meets stringent industry standards for load-bearing capacity and material integrity.

🧊 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:Yes

Installation Procedure

1. Position the U-bolt around the pipe, ensuring it is centered. 2. Place the pipe and U-bolt assembly onto the supporting structure or mounting surface. 3. Secure the U-bolt by threading nuts onto the bolt ends, tightening them evenly and to the specified torque value.

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
Overtightening fasteners, leading to thread stripping or material deformation.Use a calibrated torque wrench and adhere to recommended torque specifications for the bolt size and material.
Using the wrong size U-bolt for the pipe diameter, resulting in a loose or overly compressed fit.Verify the nominal pipe size and ensure the U-bolt's inside width (A) is appropriate for a secure grip without excessive pressure.

Common Applications

  • Plumbing and piping systems
  • Structural steel support
  • Conduit and cable management

⚠️ Engineering Warnings

  • Ensure all fasteners are tightened to the manufacturer's recommended torque to prevent loosening or failure.
  • Inspect U-bolts regularly for signs of corrosion, wear, or damage, and replace as necessary to maintain system integrity.

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: Plumbing and piping systems, Structural steel support, Conduit and cable management.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.31"B6.26"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.