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4" Carbon Steel U-Bolt, 1/2"-13 UNC Thread

Expert Overview

Engineered for robust pipe anchoring, this 4-inch carbon steel U-bolt offers exceptional strength and corrosion resistance. Featuring precise dimensions and a 1/2"-13 UNC thread, it ensures a secure and reliable connection in demanding industrial environments.

StandardASME B18
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
Inside Width ( A)2.41"
Inside Length ( B)2.38"
Thread Size1/2"-13

Detailed Engineering Specifications

A proven choice for industrial professionals, this carbon steel U-bolt is designed for secure and dependable pipe support. With an inside width (A) of 2.41 inches and an inside length (B) of 2.38 inches, it precisely accommodates 4-inch nominal pipe sizes. The robust 1/2"-13 UNC thread provides ample engagement for secure fastening with compatible nuts and washers, ensuring a stable and long-lasting installation. Constructed from high-grade carbon steel, it exhibits excellent tensile strength and durability, making it suitable for a wide range of static and dynamic load applications in construction, plumbing, and mechanical systems.

🧊 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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🏆 Global Innovation Leader
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Certified:ISO 9001, ISO 14001
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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🛡️ 24/7 Application Support
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🌱 Climate Positive 2030
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 straddles the pipe accurately. 2. Place the U-bolt legs through the mounting surface or saddle. 3. Secure the U-bolt by tightening the nuts onto the threaded legs, applying even pressure.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

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 U-bolt nuts, potentially deforming the pipe or U-bolt.Tighten nuts to the recommended torque specification for the thread size and application, ensuring uniform pressure on both sides.
Using the wrong size U-bolt for the pipe, leading to a loose or overly compressed fit.Verify the nominal pipe size and compare it against the U-bolt's inside dimensions (width and length) to ensure a proper fit.

Common Applications

  • Structural pipe support
  • Conduit and cable tray anchoring
  • Plumbing and HVAC system mounting

⚠️ Engineering Warnings

  • Ensure compatibility of nuts and washers with the 1/2"-13 UNC thread size.
  • Apply thread locker if vibration is a concern and recommended by application standards.

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 support, Conduit and cable tray anchoring, Plumbing and HVAC system mounting.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.41"B2.38"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.