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

3" Carbon Steel U-Bolt | 1/2"-13 Thread | 1.46" Width

Expert Overview

Engineered for reliability, this 3" Carbon Steel U-Bolt provides robust support for pipe systems. Its durable construction and precise dimensions ensure secure and long-lasting installations.

StandardISO 9001
MaterialCarbon Steel
FinishAnodized
GradeN/A
Inside Width ( A)1.46"
Inside Length ( B)3.46"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this U-bolt is manufactured from high-grade carbon steel, offering exceptional tensile strength and corrosion resistance for demanding environments. With an inside width (A) of 1.46 inches and an inside length (B) of 3.46 inches, it is precisely designed to accommodate standard 3-inch nominal pipe sizes. The 1/2"-13 UNC thread pitch ensures a secure and dependable fastening capability, suitable for applications ranging from plumbing and HVAC to structural support and industrial machinery.

🧊 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."
Market Rank
🏆 Global Innovation Leader
Industry Approvals
🚀 Aviation & Medical Approved
Warranty & Support
🛡️ Premium Performance Guarantee
Green Manufacturing
🌱 100% Renewable Energy HQ
Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
Market Rank
🏆 #1 Global Adhesives
Industry Approvals
🚀 Formula 1 & Aerospace OEM
Warranty & Support
🛡️ 24/7 Application Support
Green Manufacturing
🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
Market Rank
🏆 #1 Industrial Supply Standard
Industry Approvals
🚀 US Military Approved
Warranty & Support
🛡️ 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 support. 2. Thread the nuts onto the bolt legs, tightening them evenly to secure the pipe. 3. Torque the nuts to the manufacturer's recommended specification for the specific application and load requirements.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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 damage the threads.Use a torque wrench to tighten nuts to the specified value for the application.
Using a U-bolt that is not sized correctly for the pipe diameter.Verify the inside width and length dimensions match the pipe's outer diameter and required clearance.

Common Applications

  • Pipe Hanging and Support
  • Conduit and Cable Securing
  • Structural Framework Assembly

⚠️ Engineering Warnings

  • Ensure load ratings are not exceeded for the intended application.
  • Protect carbon steel from excessive moisture and corrosive agents if not specifically coated for such environments.

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, Conduit and Cable Securing, Structural Framework Assembly.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.46"B3.46"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.