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

Expert Overview

This 4" carbon steel U-bolt, featuring a 1/2"-13 thread, is engineered for uncompromising strength. Its robust construction ensures reliable support for critical piping systems in demanding industrial settings.

StandardDIN 933
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Inside Width ( A)1.05"
Inside Length ( B)5.63"
Thread Size1/2"-13

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this carbon steel U-bolt is designed to securely fasten 4-inch nominal pipe sizes. With an inside width (A) of 1.05 inches and an inside length (B) of 5.63 inches, it provides ample clearance and support. The robust 1/2"-13 UNC thread size ensures a secure and stable connection, capable of withstanding significant tensile and shear loads. Manufactured from high-grade carbon steel, it offers superior tensile strength and resistance to corrosion in industrial environments, making it ideal for structural supports, conduit mounting, and general pipe securing in oil and gas, chemical processing, and heavy manufacturing.

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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
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. 2. Place the U-bolt over the mounting surface and loosely thread the nuts onto the bolt legs. 3. Tighten the nuts evenly and progressively to the specified torque, ensuring a secure and stable fit.

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 the nuts, which can deform the pipe or damage the threads.Use a calibrated torque wrench and adhere to recommended torque specifications for the fastener size and application.
Using a U-bolt with insufficient thread engagement or incorrect dimensions for the pipe size.Always verify the U-bolt's inside width and length match the pipe's nominal size and required clearances. Ensure adequate thread engagement on both bolt legs.

Common Applications

  • Structural pipe supports
  • Conduit and cable tray mounting
  • Heavy machinery pipe securing

⚠️ Engineering Warnings

  • Ensure the U-bolt material is compatible with the surrounding environment and potential chemical exposure.
  • Regularly inspect U-bolts for signs of corrosion, wear, or loosening, and replace as necessary to maintain system integrity.

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, 4" Pipe made from?

A: This Carbon Steel U-Bolt, 4" Pipe is manufactured from Carbon Steel.

Q: What are the main applications?

A: Structural pipe supports, Conduit and cable tray mounting, Heavy machinery pipe securing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.05"B5.63"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.