Home > U-Bolts > Carbon Steel U-Bolt, 3" Pipe

3" Carbon Steel U-Bolt | 4.18" Width | 5.32" Length | 1/2"-13 Thread

Expert Overview

This 3" pipe U-bolt, constructed from durable carbon steel, offers superior strength and corrosion resistance. Its precisely engineered dimensions ensure a secure and reliable mounting solution for demanding industrial applications.

StandardDIN 933
MaterialCarbon Steel
FinishPlain
GradeN/A
Inside Width ( A)4.18"
Inside Length ( B)5.32"
Thread Size1/2"-13

Detailed Engineering Specifications

A proven choice for industrial professionals, this carbon steel U-bolt is engineered for 3" nominal pipe sizes, providing exceptional load-bearing capacity. The inside width (A) measures 4.18 inches, and the inside length (B) is 5.32 inches, accommodating standard pipe wall thicknesses. Manufactured from high-quality carbon steel, it offers excellent tensile strength and resistance to environmental degradation. The 1/2"-13 UNC threads provide a secure and dependable connection for mounting applications, ensuring the integrity of your pipe systems under stress.

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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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🛡️ Lifetime Return Policy
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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 rests on a suitable mounting surface. 2. Thread the nuts onto the U-bolt legs, hand-tightening initially. 3. Using appropriate wrenches, tighten the nuts evenly on both sides to achieve the desired clamping force, ensuring the pipe remains stable.

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the nuts, which can deform the pipe or the U-bolt.Tighten nuts to the manufacturer's recommended torque specifications or until a firm, secure hold is achieved without excessive force.
Using a U-bolt that is not sized correctly for the outer diameter of the pipe.Verify the outer diameter of the pipe and select a U-bolt with an inside width (A) that is slightly larger than the pipe's outer diameter.

Common Applications

  • Pipe support and anchoring in plumbing systems
  • Securing conduit and electrical raceways
  • Mounting of structural components and equipment

⚠️ Engineering Warnings

  • Ensure the mounting surface can support the combined weight of the pipe and its contents.
  • Always use appropriate personal protective equipment (PPE) 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: Pipe support and anchoring in plumbing systems, Securing conduit and electrical raceways, Mounting of structural components and equipment.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.18"B5.32"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.