Home > U-Bolts > Brass U-Bolt, 3" Pipe

3" Brass U-Bolt | 1/2"-13 Thread | Corrosion Resistant

Expert Overview

This robust brass U-bolt is engineered for secure pipe support in demanding industrial settings. Its premium brass construction offers superior corrosion resistance, ensuring longevity and reliable performance for 3-inch pipes.

StandardDIN 933
MaterialBrass
FinishGalvanized
GradeN/A
Inside Width ( A)2.96"
Inside Length ( B)4.37"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this brass U-bolt is specifically designed for securing 3-inch nominal diameter pipes. It features an inside width (A) of 2.96 inches and an inside length (B) of 4.37 inches, providing a secure and stable fit. The 1/2"-13 UNC thread size ensures compatibility with standard fasteners and offers robust clamping force. Manufactured from high-grade brass, this U-bolt exhibits excellent resistance to corrosion and chemical attack, making it ideal for marine, chemical processing, and other harsh environments where material integrity is paramount.

🧊 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:N/A

Installation Procedure

1. Position the U-bolt around the pipe, ensuring the pipe rests evenly within the curve. 2. Thread the nuts onto the U-bolt legs, snugging them down to the mounting surface or bracket. 3. Tighten nuts alternately and evenly to achieve firm, secure clamping without over-compression.

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

Copper (Cu)60.0 - 63.0%
Zinc (Zn)Balance
Lead (Pb)2.5 - 3.7%

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
Over-tightening the nuts, which can deform the pipe or U-bolt.Tighten nuts until snug, then an additional 1/4 to 1/2 turn. Avoid excessive force.
Using the wrong size U-bolt for the pipe diameter.Always verify the pipe's nominal diameter and select a U-bolt with appropriate inside dimensions.

Common Applications

  • Marine pipe and conduit support
  • Chemical processing equipment
  • Plumbing in corrosive environments
  • General industrial pipe hanging

⚠️ Engineering Warnings

  • Ensure compatibility of materials in the surrounding environment to avoid galvanic corrosion.
  • Regularly inspect for signs of wear or corrosion, especially in harsh conditions.

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 Brass U-Bolt, 3" Pipe made from?

A: This Brass U-Bolt, 3" Pipe is manufactured from Brass.

Q: What are the main applications?

A: Marine pipe and conduit support, Chemical processing equipment, Plumbing in corrosive environments, General industrial pipe hanging.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.96"B4.37"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.