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3" Carbon Steel U-Bolt | 1.57" Width | 3.54" Length

Expert Overview

Engineered for robust performance, this 3-inch carbon steel U-bolt ensures secure fastening of pipes and conduit. Its durable construction is ideal for demanding industrial and commercial applications.

StandardISO 9001
MaterialCarbon Steel
FinishPassivated
GradeN/A
Inside Width ( A)1.57"
Inside Length ( B)3.54"
Thread Size1/2"-13

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this carbon steel U-bolt is designed to reliably secure 3" nominal pipe. With an inside width (A) of 1.57" and an inside length (B) of 3.54", it provides ample clearance and support for standard pipe sizes. The robust 1/2"-13 thread size offers superior holding power and compatibility with standard nuts and washers. Manufactured from high-strength carbon steel, it exhibits excellent tensile strength and resistance to deformation under significant loads, making it suitable for environments subjected to vibration, stress, and moderate corrosive conditions. This U-bolt is an essential component for maintaining structural integrity in fluid transport, conduit management, and structural framing systems.

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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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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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Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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🚀 US Military Approved
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🌱 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 or conduit, ensuring it rests securely on the mounting surface. 2. Thread the provided nuts onto the U-bolt legs, hand-tightening initially. 3. Use appropriate wrenches to tighten the nuts evenly on both sides, ensuring firm and secure clamping without overtightening, which could deform the pipe.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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
Using the wrong size U-bolt for the pipe diameter.Always verify the nominal pipe size against the U-bolt's inside dimensions (A and B) to ensure a proper fit and secure grip.
Uneven tightening of the nuts.Tighten nuts alternately and incrementally to apply even pressure, preventing pipe distortion and ensuring uniform clamping force.

Common Applications

  • Pipe and conduit support in plumbing systems
  • Securing structural members and framing
  • Vibration dampening for machinery and equipment

⚠️ Engineering Warnings

  • Ensure compliance with local building codes and regulations for structural applications.
  • For corrosive environments, consider applying a protective coating or selecting a corrosion-resistant material.

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 and conduit support in plumbing systems, Securing structural members and framing, Vibration dampening for machinery and equipment.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.57"B3.54"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.