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3" Carbon Steel U-Bolt | 1/2"-13 Thread | Industrial Grade

Expert Overview

Engineered for robust pipe support, this 3" Carbon Steel U-Bolt features a 2.37" inside width and 4.13" inside length. Its heavy-duty construction and 1/2"-13 thread ensure reliable, long-lasting performance in industrial environments.

StandardASTM A106
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Inside Width ( A)2.37"
Inside Length ( B)4.13"
Thread Size1/2"-13

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this Carbon Steel U-Bolt is designed for the secure attachment and support of 3-inch nominal pipe sizes. The material, high-grade carbon steel, offers excellent tensile strength and structural integrity, making it suitable for applications enduring significant load and vibration. With an inside width (A) of 2.37 inches and an inside length (B) of 4.13 inches, it provides ample clearance and a firm grip on the pipe. The 1/2"-13 UNC thread size on both legs ensures compatibility with standard-sized nuts and washers, facilitating secure fastening. This U-bolt is ideal for plumbing, HVAC, and structural pipe mounting where reliability is paramount.

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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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🚀 Formula 1 & Aerospace OEM
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Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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🚀 US Military Approved
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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 rests evenly on the supporting surface. 2. Thread the nuts onto the U-bolt legs until snug, applying even pressure. 3. Torque the nuts to the manufacturer-recommended specification for the pipe and supporting structure to ensure a secure and stable installation.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening nuts, which can deform the pipe or supporting structure.Use a calibrated torque wrench to adhere to specified torque values.
Using incorrect thread size or length nuts, leading to a weak or failed connection.Always verify that the nuts match the U-bolt's thread size and sufficient thread engagement.

Common Applications

  • Industrial pipe hanging and support
  • Plumbing and mechanical systems
  • Structural bracing for conduit and tubing

⚠️ Engineering Warnings

  • Ensure the supporting structure is rated to handle the combined weight of the pipe, its contents, and the U-bolt assembly.
  • For corrosive environments, consider alternative materials such as stainless steel or coated carbon steel.

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 hanging and support, Plumbing and mechanical systems, Structural bracing for conduit and tubing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.37"B4.13"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.