Home > U-Bolts > Carbon Steel U-Bolt, 3" Pipe

3" Carbon Steel U-Bolt | 1/2"-13 Thread | 1.53" Width

Expert Overview

This robust carbon steel U-bolt is designed for secure and reliable fastening of 3" nominal pipe sizes. Engineered for demanding industrial environments, it ensures long-term stability.

StandardDIN 933
MaterialCarbon Steel
FinishAnodized
GradeN/A
Inside Width ( A)1.53"
Inside Length ( B)3.92"
Thread Size1/2"-13

Detailed Engineering Specifications

Built to exacting engineering tolerances, this 3" U-bolt features a 1.53" inside width (A) and a 3.92" inside length (B), accommodating standard pipe dimensions. Constructed from high-grade carbon steel, it offers superior tensile strength and corrosion resistance for industrial applications. The 1/2"-13 UNC thread size ensures a secure and tight fit when paired with appropriate nuts and washers, providing reliable support and vibration dampening for piping systems. Material conforms to ASTM A36 or equivalent.

🧊 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:Yes

Installation Procedure

1. Position the U-bolt around the pipe, ensuring it spans the supporting structure. 2. Thread the nuts onto the U-bolt legs until snug. 3. Tighten nuts evenly to achieve firm pipe support, avoiding overtightening.

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

Carbon (C)0.28 - 0.55%
Manganese (Mn)0.60 - 0.90%
Phosphorus (P)0.04% max
Sulfur (S)0.05% max

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
Selecting an undersized U-bolt for the pipe diameter.Always confirm the nominal pipe size matches the U-bolt's inside width specification.
Using a U-bolt with insufficient thread engagement.Ensure at least two full threads are engaged beyond the nut for secure fastening.

Common Applications

  • Pipe hanging and support in commercial plumbing
  • Securing conduit and electrical raceways
  • Structural bracing in industrial facilities

⚠️ Engineering Warnings

  • Ensure compatibility of nuts and washers with the U-bolt thread size.
  • Do not exceed the maximum load capacity as specified by engineering calculations for the 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 Carbon Steel U-Bolt, 3" Pipe made from?

A: This Carbon Steel U-Bolt, 3" Pipe is manufactured from Carbon Steel.

Q: What are the main applications?

A: Pipe hanging and support in commercial plumbing, Securing conduit and electrical raceways, Structural bracing in industrial facilities.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.53"B3.92"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.