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Brass U-Bolt 3" Pipe | Corrosion-Resistant Fastener

Expert Overview

This high-quality brass U-bolt is engineered for secure fastening of 3" pipes. Its robust brass construction ensures excellent corrosion resistance in demanding environments, making it ideal for plumbing and marine applications.

StandardDIN 933
MaterialBrass
FinishBlack Oxide
GradeN/A
Inside Width ( A)3.43"
Inside Length ( B)2.71"
Thread Size1/2"-13

Detailed Engineering Specifications

Manufactured under strict quality controls, this brass U-bolt offers superior durability and resistance to corrosion, particularly in humid or chemically active environments. The U-bolt features an inside width (A) of 3.43 inches and an inside length (B) of 2.71 inches, designed to accommodate standard 3" nominal pipe sizes with a snug fit. The 1/2"-13 UNC thread size allows for secure fastening with compatible nuts and washers, ensuring a stable and reliable connection for a wide range of pipe support systems. The inherent properties of brass, including its non-sparking nature and excellent machinability, contribute to its suitability for diverse industrial and commercial 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."
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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 pipe, ensuring it is centered and the legs are parallel. 2. Place a flat washer over each threaded leg of the U-bolt. 3. Thread the appropriate nuts onto the U-bolt legs until snug, then tighten evenly on both sides to secure the pipe 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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the nutsTighten nuts evenly until the pipe is securely held, avoiding deformation of the pipe or U-bolt.
Using the wrong size U-boltVerify the pipe's nominal size and ensure the U-bolt's inside dimensions (width and length) are appropriate for a secure fit.
Ignoring environmental factorsSelect brass for its corrosion resistance, but be aware of specific chemical compatibilities for extreme environments.

Common Applications

  • Pipe support and anchoring in plumbing systems
  • Marine applications requiring corrosion resistance
  • General industrial pipe clamping and securing

⚠️ Engineering Warnings

  • Ensure nuts are tightened to prevent vibration loosening.
  • Inspect regularly for signs of corrosion or wear, 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: Pipe support and anchoring in plumbing systems, Marine applications requiring corrosion resistance, General industrial pipe clamping and securing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.43"B2.71"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.