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3" Carbon Steel U-Bolt, 1/2"-13 Thread, 3.61" Width

Expert Overview

This robust carbon steel U-bolt is engineered for secure pipe support in high-stress industrial applications. Featuring precise dimensions and durable construction for reliable performance.

StandardASME B18
MaterialCarbon Steel
FinishPassivated
GradeN/A
Inside Width ( A)3.61"
Inside Length ( B)5.48"
Thread Size1/2"-13

Detailed Engineering Specifications

Designed for demanding industrial environments, this carbon steel U-bolt is manufactured to exacting standards for superior strength and corrosion resistance. With an inside width (A) of 3.61 inches and an inside length (B) of 5.48 inches, it is specifically designed to accommodate standard 3-inch nominal pipe sizes. The robust 1/2"-13 thread size ensures a secure and dependable fastening solution, capable of withstanding significant tensile and shear loads. Its carbon steel composition provides excellent durability and longevity in harsh operational conditions, making it ideal for mechanical, plumbing, and structural support systems.

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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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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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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 rests on a suitable mounting surface or support structure. 2. Thread the nuts onto the U-bolt legs evenly, applying initial finger-tightening. 3. Utilize appropriate wrenches to tighten the nuts incrementally and symmetrically, ensuring uniform pressure and securement of the pipe without over-compression. Refer to torque specifications if available for your specific application.

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
Using a U-bolt with insufficient inside width for the pipe diameter.Always verify the inside width (A) of the U-bolt against the actual outside diameter of the pipe to ensure a proper fit and adequate clearance.
Uneven tightening of the nuts, leading to pipe distortion or uneven load distribution.Tighten nuts in an alternating, criss-cross pattern to ensure consistent pressure and prevent damage to the pipe or support structure.

Common Applications

  • Pipe hanging and support in industrial facilities
  • Plumbing and HVAC system securement
  • Structural support and bracing

⚠️ Engineering Warnings

  • Ensure the mounting surface or support structure is adequately rated to handle the combined weight of the pipe and its contents, plus dynamic loads.
  • Always wear appropriate personal protective equipment (PPE) during installation, including safety glasses and gloves.

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 hanging and support in industrial facilities, Plumbing and HVAC system securement, Structural support and bracing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.61"B5.48"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.