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

Expert Overview

Engineered for robust support, this 3" carbon steel U-bolt provides secure fastening for piping systems. Its durable construction ensures long-lasting performance in demanding environments.

StandardASTM A106
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
Inside Width ( A)1.79"
Inside Length ( B)3.27"
Thread Size1/2"-13

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this carbon steel U-bolt is designed to withstand significant load and vibration. With an inside width (A) of 1.79 inches and an inside length (B) of 3.27 inches, it offers a precise fit for 3-inch nominal pipe sizes. The robust 1/2"-13 UNC thread size ensures strong mechanical connection capabilities, suitable for securing pipes in industrial plumbing, structural supports, and automotive applications where material integrity and resistance to environmental factors are critical. The inherent strength of carbon steel provides excellent tensile strength and durability.

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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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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 secure it within the mounting surface or bracket. 2. Thread the nuts onto the U-bolt legs until snug, ensuring even pressure distribution. 3. Tighten the nuts to the recommended torque specification for the application, utilizing appropriate wrenches.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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, leading to deformation of the pipe or bolt threads.Use a torque wrench to adhere to specified torque values, preventing excessive stress.
Using the wrong size U-bolt for the pipe diameter, resulting in a loose or damaged connection.Verify the nominal pipe size and compare it to the U-bolt's inside dimensions (A and B) before installation.

Common Applications

  • Industrial Piping Support
  • Structural Steel Connections
  • Automotive Exhaust Systems

⚠️ Engineering Warnings

  • Ensure the mounting surface is adequate to support the intended load.
  • Always use appropriate personal protective equipment during installation and handling.

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 Piping Support, Structural Steel Connections, Automotive Exhaust Systems.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.79"B3.27"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.