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

Expert Overview

Engineered from premium brass for exceptional corrosion resistance, this 3" U-bolt provides robust and reliable pipe support. Its precise dimensions ensure a secure fit and long-lasting performance in challenging environments.

StandardASME B18
MaterialBrass
FinishZinc Plated
GradeN/A
Inside Width ( A)2.60"
Inside Length ( B)7.54"
Thread Size1/2"-13

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this Brass U-Bolt is designed for optimal performance and longevity. Constructed from high-grade brass (UNS C36000 or equivalent), it offers superior resistance to corrosion and galvanic action, making it ideal for marine, chemical processing, and water-related applications. The U-bolt features an inside width (A) of 2.60 inches and an inside length (B) of 7.54 inches, ensuring a secure fit for standard 3-inch nominal pipe sizes. Each leg is threaded with a 1/2"-13 UNC coarse thread, accommodating standard nuts and washers for secure fastening. The material's inherent strength and durability provide reliable support under various load conditions.

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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."
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LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
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🏆 #1 Global Adhesives
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🚀 Formula 1 & Aerospace OEM
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Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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🚀 US Military Approved
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🛡️ 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 the pipe is centered between the legs. 2. Place the provided nuts and washers onto the threaded ends of the U-bolt. 3. Tighten the nuts evenly and progressively until the pipe is securely held, but avoid overtightening to prevent pipe 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 / 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 pipe's nominal size and compare it to the U-bolt's inside width (A) to ensure a proper fit.
Overtightening fasteners, potentially damaging the pipe or the U-bolt.Tighten nuts evenly in a star pattern, stopping when the pipe is firmly secured without visible deformation.
Using incompatible materials that can lead to galvanic corrosion.Ensure all components in contact with the brass U-bolt (e.g., pipe clamps, mounting surfaces) are also made of compatible materials or are properly insulated.

Common Applications

  • Marine pipe and conduit support
  • Chemical processing equipment mounting
  • Water and wastewater system infrastructure
  • Plumbing and HVAC installations in corrosive environments

⚠️ Engineering Warnings

  • Ensure compatibility with surrounding materials to prevent galvanic corrosion.
  • Do not exceed the recommended load capacity of the U-bolt; consult engineering specifications if unsure.

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 mounting, Water and wastewater system infrastructure, Plumbing and HVAC installations in corrosive environments.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.60"B7.54"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.