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Carbon Steel U-Bolt 3" Pipe | 3.82" W x 6.66" L

Expert Overview

This robust Carbon Steel U-Bolt is engineered for secure and reliable 3-inch pipe support. Featuring precise dimensions and high-strength carbon steel construction, it ensures lasting integrity in demanding environments.

StandardISO 9001
MaterialCarbon Steel
FinishPlain
GradeN/A
Inside Width ( A)3.82"
Inside Length ( B)6.66"
Thread Size1/2"-13

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this U-Bolt is designed for 3" nominal pipe applications. It boasts an inside width (A) of 3.82 inches and an inside length (B) of 6.66 inches, accommodating a substantial pipe diameter and allowing for secure mounting. Constructed from high-grade carbon steel, it offers superior tensile strength and rigidity, capable of withstanding significant axial and radial loads. The 1/2"-13 UNC threading on each leg provides a secure and dependable fastening point when used with compatible nuts and washers (sold separately), ensuring a stable and vibration-resistant connection. Ideal for structural support, conduit mounting, and general pipe securing in construction and industrial settings.

🧊 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."
Market Rank
🏆 Global Innovation Leader
Industry Approvals
🚀 Aviation & Medical Approved
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🛡️ Premium Performance Guarantee
Green Manufacturing
🌱 100% Renewable Energy HQ
Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
Market Rank
🏆 #1 Global Adhesives
Industry Approvals
🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
Green Manufacturing
🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
Market Rank
🏆 #1 Industrial Supply Standard
Industry Approvals
🚀 US Military Approved
Warranty & Support
🛡️ 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. Center the U-Bolt over the pipe, ensuring the pipe rests within the curved section. 2. Position the U-Bolt legs against the mounting surface (e.g., beam, plate). 3. Secure the U-Bolt by threading the appropriate nuts onto each leg, tightening evenly to achieve the desired clamping force without deforming the pipe.

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
Over-tightening the nuts, which can deform the pipe or the U-Bolt.Tighten nuts incrementally and evenly, ensuring a snug fit without excessive force. Use a torque wrench if specific load requirements are critical.
Using a U-Bolt with incorrect dimensions for the pipe size.Verify the nominal pipe size and the U-Bolt's inside dimensions (Width A and Length B) to ensure a proper fit and secure clamping.

Common Applications

  • Structural pipe support
  • Conduit and cable tray mounting
  • Plumbing and mechanical systems
  • Industrial equipment securing

⚠️ Engineering Warnings

  • Ensure all fasteners (nuts and washers) are compatible with the U-Bolt's thread size and material.
  • For corrosive environments, consider specialized coatings or alternative materials.

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: Structural pipe support, Conduit and cable tray mounting, Plumbing and mechanical systems, Industrial equipment securing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.82"B6.66"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.