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

Expert Overview

This robust brass U-bolt is engineered to securely fasten 3" diameter pipes. Its premium brass construction ensures exceptional corrosion resistance, making it ideal for challenging industrial and marine applications.

StandardISO 9001
MaterialBrass
FinishGalvanized
GradeN/A
Inside Width ( A)1.62"
Inside Length ( B)2.32"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this 3" brass U-bolt features a precisely machined 1/2"-13 UNC thread size on each leg, providing robust fastening capabilities. The internal dimensions, with an inside width (A) of 1.62 inches and an inside length (B) of 2.32 inches, are optimized for a secure grip on standard 3" nominal pipe. Crafted from high-grade brass alloy, it exhibits excellent resistance to a wide range of corrosive media and environments, including saltwater and chemical exposure, ensuring long-term structural integrity and preventing premature failure.

🧊 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
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🚀 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."
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🏆 #1 Global Adhesives
Industry Approvals
🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
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🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #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 it straddles the pipe evenly. 2. Thread the provided nuts onto the U-bolt legs, hand-tightening initially. 3. Using appropriate wrenches, tighten the nuts alternately and evenly until the pipe is firmly secured, taking care not to overtighten and distort the pipe or U-bolt.

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

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
Using the wrong size U-bolt for the pipe diameter.Always verify the nominal pipe size against the U-bolt's internal dimensions to ensure a proper fit.
Overtightening nuts, leading to deformation.Tighten nuts incrementally and alternately to achieve a secure fit without stressing the pipe or U-bolt.
Using steel U-bolts in corrosive environments.Select brass or stainless steel U-bolts for applications exposed to moisture, chemicals, or saltwater to prevent rust and premature failure.

Common Applications

  • Marine pipe support
  • Chemical processing equipment mounting
  • Plumbing in corrosive environments

⚠️ Engineering Warnings

  • Ensure the brass U-bolt is compatible with the specific corrosive agents present in the application.
  • Periodically inspect the U-bolt for signs of wear or corrosion, especially in harsh 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 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, Chemical processing equipment mounting, Plumbing in corrosive environments.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.62"B2.32"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.