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3" Brass U-Bolt | 4.57" Wide, 6.45" Long, 1/2"-13 Thread

Expert Overview

Securely fasten 3" pipes with this robust brass U-bolt. Engineered for superior corrosion resistance and durability in demanding industrial applications.

StandardDIN 933
MaterialBrass
FinishPassivated
GradeN/A
Inside Width ( A)4.57"
Inside Length ( B)6.45"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this brass U-bolt is meticulously manufactured to provide exceptional structural integrity and long-term reliability. Featuring an inside width (A) of 4.57 inches and an inside length (B) of 6.45 inches, it is designed to accommodate standard 3-inch nominal pipe sizes with precise fit. The robust 1/2"-13 UNC threads ensure a secure and dependable fastening solution. Crafted from high-grade brass, this U-bolt offers inherent resistance to corrosion and environmental degradation, making it ideal for applications involving moisture, chemicals, or saltwater exposure.

🧊 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
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. Ensure the U-bolt is the correct size for the pipe and mounting surface. 2. Position the U-bolt around the pipe, passing the threaded legs through the designated mounting holes. 3. Securely fasten the U-bolt using appropriate washers and nuts on each leg, tightening them evenly.

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using the wrong size U-bolt, leading to loose or damaged pipe connections.Always verify the pipe's nominal size and the U-bolt's inside dimensions (A and B) before installation.
Over-tightening or uneven tightening of nuts, causing stress on the pipe or mounting surface.Tighten nuts gradually and evenly on both legs to achieve a secure fit without excessive force. Use a torque wrench if specifications are available.

Common Applications

  • Marine hardware and plumbing
  • Chemical processing and conveyance
  • Food and beverage industry piping
  • General pipe support and anchoring

⚠️ Engineering Warnings

  • Ensure compatibility with the specific chemical environment if used in corrosive applications.
  • Do not exceed the recommended load capacity for the U-bolt; consult engineering specifications if necessary.

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 hardware and plumbing, Chemical processing and conveyance, Food and beverage industry piping, General pipe support and anchoring.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.57"B6.45"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.