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3" Carbon Steel U-Bolt | 1.59" Width x 7.09" Length

Expert Overview

This robust carbon steel U-bolt is engineered for secure and reliable mounting of 3-inch diameter piping. Its 1.59" inside width and 7.09" inside length ensure a precise fit for standard industrial applications.

StandardASTM A106
MaterialCarbon Steel
FinishPassivated
GradeN/A
Inside Width ( A)1.59"
Inside Length ( B)7.09"
Thread Size1/2"-13

Detailed Engineering Specifications

Built to exacting engineering tolerances, this U-bolt is fabricated from high-strength carbon steel, offering superior load-bearing capacity and resistance to corrosion in typical industrial environments. The 1/2"-13 UNC thread size ensures compatibility with standard nuts and washers for secure fastening. The 1.59" inside width is precisely designed to accommodate the nominal 3" pipe O.D. (approximately 3.5"), while the 7.09" inside length provides ample clearance for mounting and structural support. This specification ensures optimal performance in demanding applications such as conduit support, pipe anchoring, and structural framework assembly where unwavering stability is paramount.

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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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McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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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 and through the mounting surface or bracket. 2. Thread nuts onto the U-bolt legs, ensuring even engagement. 3. Tighten nuts securely, alternating between legs to apply uniform pressure and prevent pipe deformation.

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

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
Over-tightening the U-bolt, which can deform the pipe or damage its lining.Tighten until snug, then apply an additional 1/4 to 1/2 turn. Use a torque wrench if specified for the application.
Using undersized or incorrect thread size hardware, compromising the connection's integrity.Always verify the U-bolt's thread size (1/2"-13 UNC) and use appropriately sized nuts and washers.

Common Applications

  • Pipe and conduit support in commercial and industrial settings
  • Structural framing and anchoring of equipment
  • Mechanical system installations requiring secure pipe mounting

⚠️ Engineering Warnings

  • Ensure the carbon steel U-bolt is compatible with the environmental conditions to prevent premature corrosion.
  • Verify the load rating of the U-bolt and associated hardware to prevent failure under stress.

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 commercial and industrial settings, Structural framing and anchoring of equipment, Mechanical system installations requiring secure pipe mounting.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.59"B7.09"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.