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

Brass U-Bolt for 3" Pipe - 1.27" Width, 4.84" Length

Expert Overview

This robust Brass U-Bolt is engineered for secure and corrosion-resistant pipe support. Designed for 3-inch nominal pipe size, it offers exceptional durability in demanding environments, ensuring long-term system integrity.

StandardASME B18
MaterialBrass
FinishBlack Oxide
GradeN/A
Inside Width ( A)1.27"
Inside Length ( B)4.84"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this Brass U-Bolt is meticulously crafted from high-grade brass alloy, offering superior corrosion resistance, especially in saline or chemical-laden atmospheres. Its precise dimensions – an inside width (A) of 1.27 inches and an inside length (B) of 4.84 inches – are engineered to securely accommodate a standard 3-inch nominal pipe diameter. The robust 1/2"-13 thread size provides ample strength for secure fastening with appropriate nuts and washers, ensuring reliable support and vibration dampening in critical infrastructure and marine applications.

🧊 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 3" pipe, ensuring it rests on a suitable mounting surface or bracket. 2. Thread the provided nuts onto the U-bolt legs, hand-tightening to hold the pipe in place. 3. Using appropriate wrenches, tighten the nuts evenly and securely to achieve the desired clamping force, ensuring the pipe is firmly supported without deformation.

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

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Overtightening the U-bolt, leading to pipe deformation or damage.Tighten nuts gradually and evenly. Use a torque wrench to adhere to recommended torque specifications for the specific application and pipe material.
Using a U-bolt that is not the correct size for the pipe, resulting in a loose or insecure fit.Always verify the nominal pipe size and confirm the U-bolt's inside dimensions (width and length) before installation. Ensure it is rated for the specific pipe diameter.

Common Applications

  • Marine pipe support systems
  • Chemical processing pipelines
  • Plumbing and HVAC installations in corrosive environments

⚠️ Engineering Warnings

  • Ensure compatibility of brass with the fluid or environment being transported to prevent galvanic corrosion.
  • Always use appropriate washers to distribute clamping force and prevent damage to the pipe and mounting surface.

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 support systems, Chemical processing pipelines, Plumbing and HVAC installations in corrosive environments.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.27"B4.84"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.