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Brass U-Bolt 4" Pipe | Corrosion Resistant Fastener

Expert Overview

This robust brass U-bolt is engineered for secure and reliable 4-inch pipe support in demanding industrial settings. Its superior corrosion resistance ensures longevity in challenging environments.

StandardDIN 933
MaterialBrass
FinishPlain
GradeN/A
Inside Width ( A)4.24"
Inside Length ( B)7.21"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this brass U-bolt is precision-machined to secure 4-inch nominal pipe diameters. Featuring an Inside Width (A) of 4.24 inches and an Inside Length (B) of 7.21 inches, it provides substantial clamping surface. Constructed from high-grade brass, it offers exceptional resistance to corrosion, galvanic action, and a wide range of chemicals, making it ideal for plumbing, marine, and chemical processing applications. The robust 1/2"-13 UNC threads ensure a strong, reliable connection when paired with appropriate nuts.

🧊 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. Position the U-bolt around the 4-inch pipe, ensuring it rests on a suitable mounting surface or support. 2. Thread the nuts onto the U-bolt legs, hand-tightening initially. 3. Use appropriate wrenches to tighten the nuts evenly and securely, ensuring consistent pressure on the pipe and mounting surface.

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 insufficient tightening torque, leading to pipe movement or loosening.Apply the manufacturer's recommended torque specification or tighten until firm and secure, ensuring even pressure on both sides.
Failing to consider the environment, leading to premature corrosion of standard steel U-bolts.Always select U-bolts made from materials like brass, which are specifically designed for corrosive or chemically aggressive environments.

Common Applications

  • Marine pipe and conduit support
  • Chemical processing plant plumbing
  • Industrial water and wastewater systems

⚠️ Engineering Warnings

  • Ensure proper thread engagement and avoid cross-threading when installing nuts.
  • Do not exceed the recommended load capacity for the U-bolt and its mounting system.

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 pipe and conduit support, Chemical processing plant plumbing, Industrial water and wastewater systems.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.24"B7.21"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.