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Brass U-Bolt 4" Pipe | 1/2"-13 Threads | Corrosion Resistant

Expert Overview

This robust Brass U-Bolt is engineered for secure pipe support in demanding environments. Its precise dimensions and high-quality brass construction ensure reliable performance and exceptional corrosion resistance for 4" nominal pipe sizes.

StandardDIN 933
MaterialBrass
FinishPlain
GradeN/A
Inside Width ( A)2.61"
Inside Length ( B)4.39"
Thread Size1/2"-13

Detailed Engineering Specifications

Manufactured under strict quality controls, this U-Bolt is forged from premium brass, renowned for its excellent corrosion resistance, especially in marine, chemical, and high-humidity applications. The inside width (A) measures 2.61 inches, accommodating a 4-inch nominal pipe. The inside length (B) is 4.39 inches, providing ample clearance. It features durable 1/2"-13 UNC threads for secure fastening with compatible nuts and washers, ensuring a stable and long-lasting installation against vibration and environmental factors.

🧊 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."
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 4" nominal pipe, ensuring it sits snugly. 2. Insert the threaded legs through the mounting bracket or support structure. 3. Securely fasten with appropriate brass or stainless steel nuts and washers, tightening evenly on both sides.

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 carbon steel fasteners with brass U-bolts in corrosive environments.Always use brass or 316 stainless steel nuts and washers to prevent galvanic corrosion.
Overtightening the fasteners, which can deform the pipe or the U-bolt.Tighten fasteners to the recommended torque specification for the thread size and application, ensuring a firm but not excessive grip.

Common Applications

  • Marine hardware and piping
  • Plumbing in corrosive industrial settings
  • Offshore oil and gas platforms
  • Wastewater treatment facilities

⚠️ Engineering Warnings

  • Ensure compatibility of all fasteners (nuts and washers) with brass to prevent galvanic corrosion.
  • Verify that the pipe diameter is within the specified tolerance for the U-bolt's inside width.

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, 4" Pipe made from?

A: This Brass U-Bolt, 4" Pipe is manufactured from Brass.

Q: What are the main applications?

A: Marine hardware and piping, Plumbing in corrosive industrial settings, Offshore oil and gas platforms, Wastewater treatment facilities.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.61"B4.39"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.