Home > U-Bolts > Carbon Steel U-Bolt, 4" Pipe

4" Carbon Steel U-Bolt | 2.92" W x 5.46" L | 1/2"-13 Thread

Expert Overview

Engineered for robust pipe support, this 4" carbon steel U-bolt offers superior strength and durability. Its precise dimensions and secure threading ensure reliable performance in demanding industrial environments.

StandardISO 9001
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
Inside Width ( A)2.92"
Inside Length ( B)5.46"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this U-bolt is precisely manufactured from high-grade carbon steel, offering excellent tensile strength and corrosion resistance for long-term structural integrity. The internal dimensions are optimized for a secure fit around 4-inch nominal pipe, with an inside width (A) of 2.92 inches and an inside length (B) of 5.46 inches. The robust 1/2"-13 UNC threads provide a strong and dependable fastening point, suitable for supporting heavy loads and withstanding significant vibration in critical infrastructure, plumbing, and mechanical systems.

🧊 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
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🚀 Aviation & Medical Approved
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🛡️ Premium Performance Guarantee
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🌱 100% Renewable Energy HQ
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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🛡️ 24/7 Application Support
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🌱 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. Position the U-bolt around the pipe and intended mounting surface. 2. Insert the threaded legs through the designated mounting holes or bracket. 3. Secure the U-bolt by tightening the provided nuts onto the threaded ends, ensuring even pressure distribution.

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 nuts, which can deform the pipe or mounting surface.Tighten nuts until snug, then an additional 1/4 to 1/2 turn to achieve secure clamping without excessive force. Use a torque wrench if specifications are available.
Using the wrong size U-bolt for the pipe diameter, leading to loose or damaged fittings.Verify the U-bolt's inside width and length match the nominal pipe size and required clearance for secure and stable mounting.

Common Applications

  • Industrial pipe support systems
  • Plumbing and HVAC installations
  • Mechanical equipment mounting
  • Conduit and cable tray securing

⚠️ Engineering Warnings

  • Ensure thread engagement is sufficient for load bearing.
  • Inspect for corrosion or damage before installation in critical applications.

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, 4" Pipe made from?

A: This Carbon Steel U-Bolt, 4" Pipe is manufactured from Carbon Steel.

Q: What are the main applications?

A: Industrial pipe support systems, Plumbing and HVAC installations, Mechanical equipment mounting, Conduit and cable tray securing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.92"B5.46"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.