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3" Carbon Steel U-Bolt | 4.13" Width | 1/2"-13 Thread

Expert Overview

This heavy-duty Carbon Steel U-Bolt is engineered for secure 3" pipe suspension. Featuring precise dimensions and robust construction, it ensures reliable support in demanding industrial environments.

StandardISO 9001
MaterialCarbon Steel
FinishAnodized
GradeN/A
Inside Width ( A)4.13"
Inside Length ( B)5.55"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this U-bolt is manufactured from high-grade carbon steel, offering superior tensile strength and corrosion resistance for extended service life. With an inside width (A) of 4.13 inches and an inside length (B) of 5.55 inches, it is precisely designed to accommodate standard 3-inch nominal pipe sizes. The robust 1/2"-13 UNC threading on both legs ensures a secure and stable connection when paired with appropriate locking nuts and washers. This design makes it ideal for a wide range of industrial applications requiring dependable pipe anchoring and support.

🧊 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
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🚀 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, ensuring it is centered on the desired support location. 2. Place the saddle or mounting plate beneath the U-bolt legs. 3. Secure the U-bolt by threading the provided nuts (or appropriate nuts) onto the leg threads, tightening evenly on both sides.

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 the U-bolt, which can deform the pipe or damage the threads.Tighten nuts to the manufacturer's recommended torque specification, ensuring a snug fit without excessive force.
Using undersized or non-locking nuts, leading to potential loosening under vibration.Always use appropriately sized, heavy-duty lock nuts (e.g., nylock or prevailing torque nuts) with washers for a secure and vibration-resistant installation.

Common Applications

  • Plumbing and HVAC pipe support
  • Conduit and cable tray anchoring
  • Structural steel pipe mounting

⚠️ Engineering Warnings

  • Ensure compatibility with the pipe's outer diameter and material before installation.
  • Always use appropriate safety equipment, including gloves and eye protection, during installation.

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 HVAC pipe support, Conduit and cable tray anchoring, Structural steel pipe mounting.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.13"B5.55"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.