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Brass U-Bolt 4" Pipe | 3.08" Width x 7.39" Length | 1/2"-13 Thread

Expert Overview

Engineered for superior corrosion resistance and durability, this Brass U-Bolt is designed to securely fasten 4" nominal pipe sizes. Its robust construction ensures reliable support in demanding environments.

StandardDIN 933
MaterialBrass
FinishAnodized
GradeN/A
Inside Width ( A)3.08"
Inside Length ( B)7.39"
Thread Size1/2"-13

Detailed Engineering Specifications

Specified by design engineers worldwide, this Brass U-Bolt is manufactured from premium naval brass (ASTM B16/B21), offering exceptional resistance to saltwater, industrial chemicals, and atmospheric corrosion. The 3.08" inside width (A) and 7.39" inside length (B) are precisely engineered to accommodate standard 4" Schedule 40 pipe, while the 1/2"-13 UNC threads provide robust clamping force. The material's inherent properties make it ideal for marine, chemical processing, and food/beverage industries where sanitary conditions and material integrity are paramount.

🧊 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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🏆 Global Innovation Leader
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🌱 100% Renewable Energy HQ
Certified:ISO 9001, ISO 14001
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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🛡️ 24/7 Application Support
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🌱 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
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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. Place the U-bolt around the 4" pipe and through the mounting surface. 2. Thread the nuts onto the U-bolt legs until snug. 3. Tighten nuts alternately to ensure even pressure and secure the pipe without over-stressing the material.

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 standard steel U-bolts in corrosive environments.Always select brass or stainless steel U-bolts for applications exposed to moisture, chemicals, or saltwater to prevent premature corrosion and failure.
Over-tightening nuts, leading to pipe deformation or U-bolt fracture.Tighten nuts to the recommended torque specification. Even tightening on both sides is crucial to distribute load effectively.

Common Applications

  • Marine pipe support
  • Chemical processing equipment
  • Food and beverage industry plumbing

⚠️ Engineering Warnings

  • Ensure material compatibility with the surrounding environment and transported fluid to prevent galvanic corrosion.
  • Verify pipe outer diameter against U-bolt dimensions for a secure fit. Consult pipe specifications if uncertain.

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 support, Chemical processing equipment, Food and beverage industry plumbing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.08"B7.39"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.