Home > U-Bolts > Polycarbonate U-Bolt, 4" Pipe

Polycarbonate U-Bolt for 4" Pipe - 2.78" x 7.81" | Industrial Grade

Expert Overview

Engineered for demanding environments, this 4" pipe polycarbonate U-bolt offers superior corrosion resistance and electrical insulation. Its robust design ensures secure fastening for critical infrastructure.

StandardASTM A106
MaterialPolycarbonate
FinishPlain
GradeN/A
Inside Width ( A)2.78"
Inside Length ( B)7.81"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this U-bolt is specifically designed for securing 4" nominal pipe diameters. Constructed from advanced polycarbonate, it exhibits excellent chemical inertness, high impact strength, and a broad operating temperature range (-40°F to 250°F), making it ideal for corrosive or electrically sensitive applications. The precise dimensions include an Inside Width (A) of 2.78 inches and an Inside Length (B) of 7.81 inches, accommodating standard 4" Schedule 40 pipe. The integrated 1/2"-13 UNC threads provide robust and reliable fastening capability for various mounting scenarios.

🧊 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
Warranty & Support
🛡️ 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" pipe, ensuring it spans the pipe's circumference. 2. Align the threaded legs of the U-bolt with the corresponding mounting surface or bracket. 3. Thread the accompanying nuts onto the U-bolt legs, tightening incrementally and evenly to achieve secure and stable support without over-torquing.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

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 nuts, which can deform the polycarbonate material.Tighten nuts to the recommended torque specifications for polycarbonate fasteners. Ensure even pressure distribution on both sides of the U-bolt.
Using the wrong size U-bolt for the pipe diameter.Verify the nominal pipe size and select the U-bolt with appropriate inside dimensions (A and B) for a snug fit.

Common Applications

  • Chemical Processing Plants
  • Wastewater Treatment Facilities
  • Marine and Offshore Structures
  • Electrical Conduit Support

⚠️ Engineering Warnings

  • Avoid prolonged exposure to UV radiation if not specifically rated for outdoor use.
  • Ensure compatibility with the specific chemicals present in the operating environment.

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 Polycarbonate U-Bolt, 4" Pipe made from?

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

Q: What are the main applications?

A: Chemical Processing Plants, Wastewater Treatment Facilities, Marine and Offshore Structures, Electrical Conduit Support.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.78"B7.81"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.