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3" Carbon Steel U-Bolt, 1/2"-13 Thread | Industrial Grade

Expert Overview

Engineered for robust pipe securing, this 3" carbon steel U-bolt provides superior structural integrity. Its precise dimensions and durable material ensure reliable performance in demanding environments.

StandardISO 9001
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
Inside Width ( A)3.14"
Inside Length ( B)3.62"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this carbon steel U-bolt is designed for secure and dependable pipe suspension. Featuring an inside width (A) of 3.14 inches and an inside length (B) of 3.62 inches, it is manufactured from high-grade carbon steel, offering excellent tensile strength and resistance to deformation under load. The 1/2"-13 UNC coarse thread size ensures robust fastening capabilities, making it ideal for applications requiring substantial support and vibration dampening. Compliant with industry standards for material and dimensional accuracy, this U-bolt guarantees a secure fit for 3-inch nominal pipe sizes.

🧊 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
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🛡️ Premium Performance Guarantee
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🌱 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
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🛡️ 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. Select the appropriate U-bolt for the pipe diameter and required support. 2. Position the U-bolt around the pipe, ensuring it rests evenly on the supporting structure. 3. Secure the U-bolt by threading the nuts onto the bolt ends, tightening them evenly to achieve the desired clamping force.

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 U-bolt nuts, which can deform the pipe or the U-bolt itself.Tighten nuts evenly and progressively. Use a torque wrench if specified for the application, ensuring it meets the required clamping force without over-stressing components.
Using a U-bolt with incorrect dimensions for the pipe size, leading to a loose or damaged installation.Always verify the 'inside width' and 'inside length' specifications against the pipe's outer diameter and the mounting surface requirements before installation.

Common Applications

  • Industrial pipe support and suspension
  • Plumbing and HVAC systems
  • Mechanical and structural bracing

⚠️ Engineering Warnings

  • Ensure proper thread engagement to prevent stripping.
  • Apply appropriate anti-seize compound to threads in corrosive 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: Industrial pipe support and suspension, Plumbing and HVAC systems, Mechanical and structural bracing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.14"B3.62"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.