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3" Carbon Steel U-Bolt | 1/2"-13 Thread | Heavy Duty

Expert Overview

Engineered from robust carbon steel, this 3" U-bolt provides secure and dependable pipe support. Featuring a 1.14" inside width and 1/2"-13 threading, it's designed for demanding industrial and construction environments.

StandardDIN 933
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Inside Width ( A)1.14"
Inside Length ( B)3.45"
Thread Size1/2"-13

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this carbon steel U-bolt is meticulously manufactured to ensure superior strength and longevity. With an inside width (A) of 1.14 inches and an inside length (B) of 3.45 inches, it is precisely designed to accommodate standard 3-inch nominal pipe sizes. The robust 1/2"-13 UNC thread size offers substantial clamping force and secure fastening. The inherent durability of carbon steel makes it resistant to deformation under significant load, making it an ideal choice for structural supports, conduit mounting, plumbing systems, and general fabrication where reliable mechanical anchoring is paramount.

🧊 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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McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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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 pipe, ensuring it straddles the supporting structure. 2. Thread the included nuts onto the U-bolt's threaded ends, engaging them firmly. 3. Tighten nuts progressively and evenly on both sides to achieve the desired clamping pressure, ensuring the pipe is securely held without deformation.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening nuts, which can deform the pipe or the U-bolt.Use a torque wrench to tighten nuts to the manufacturer's recommended specification for the pipe and application.
Using the wrong size U-bolt for the pipe diameter, leading to loose or unstable support.Verify the nominal pipe size and select a U-bolt with appropriate inside dimensions (width and length) to ensure a snug fit.

Common Applications

  • Industrial pipe support and anchoring
  • Conduit and cable tray mounting
  • Automotive exhaust and suspension systems
  • General structural fabrication and bracing

⚠️ Engineering Warnings

  • Ensure proper thread engagement to avoid stripping.
  • Inspect U-bolt and fasteners for damage or corrosion before installation.
  • Do not exceed the rated load capacity of the U-bolt.

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: Industrial pipe support and anchoring, Conduit and cable tray mounting, Automotive exhaust and suspension systems, General structural fabrication and bracing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.14"B3.45"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.