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3" Carbon Steel U-Bolt | 4.70" Width | 1/2"-13 Thread

Expert Overview

Engineered for robust pipe support, this 3" carbon steel U-bolt offers exceptional strength and durability. Its precise dimensions ensure a secure and reliable mounting solution for critical industrial applications.

StandardASTM A106
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Inside Width ( A)4.70"
Inside Length ( B)2.89"
Thread Size1/2"-13

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this U-bolt is constructed from high-grade carbon steel, ensuring superior tensile strength and resistance to corrosion in demanding environments. The internal dimensions are precisely set at 4.70 inches (A) for the inside width and 2.89 inches (B) for the inside length, specifically designed to accommodate standard 3-inch nominal pipe sizes. The threaded ends feature a 1/2"-13 UNC thread pitch, compatible with standard nuts and washers for secure fastening. This material choice and manufacturing standard guarantee long-term performance and structural integrity under significant load and vibration.

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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
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LoctiteEst. 1953
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"Industrial adhesives and sealants."
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McMaster-CarrEst. 1901
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"Complete industrial supply."
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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 3" pipe, ensuring it is centered. 2. Place the mounting surface or channel against the curved portion of the U-bolt. 3. Secure the U-bolt by threading the appropriate nuts onto the exposed bolt ends, tightening evenly until firm.

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 / ExposedExcellent
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Incorrectly sizing the U-bolt for the pipe diameter.Always verify the nominal pipe size and cross-reference with the U-bolt's inside dimensions (A) to ensure a snug and secure fit.
Over-tightening the nuts, which can deform the pipe or U-bolt.Tighten nuts incrementally and evenly. Consult torque specifications if available for the specific application, but aim for a secure, non-damaging fit.

Common Applications

  • Plumbing and pipe support in industrial facilities
  • Conduit and cable tray mounting
  • Structural bracing and anchoring

⚠️ Engineering Warnings

  • Ensure proper thread engagement when tightening nuts to prevent stripping.
  • Use appropriate grade nuts and washers for the application's load requirements.

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: Plumbing and pipe support in industrial facilities, Conduit and cable tray mounting, Structural bracing and anchoring.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.70"B2.89"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.