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4" Carbon Steel U-Bolt | Heavy Duty Pipe Support

Expert Overview

This 4" Carbon Steel U-Bolt is engineered for superior pipe support in demanding industrial settings. Its robust construction ensures reliable anchoring and vibration resistance for critical infrastructure.

StandardASTM A106
MaterialCarbon Steel
FinishPlain
GradeN/A
Inside Width ( A)2.89"
Inside Length ( B)4.07"
Thread Size1/2"-13

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this U-bolt features a 2.89" inside width (A) and 4.07" inside length (B), designed to securely accommodate a 4" nominal pipe size. Constructed from high-strength carbon steel, it offers excellent tensile strength and durability for long-term performance under significant load and environmental stress. The 1/2"-13 thread size ensures compatibility with standard nuts and washers for secure fastening. Ideal for securing pipelines in construction, manufacturing, and utility sectors where structural integrity is paramount.

🧊 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."
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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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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, ensuring it rests on a suitable support structure or mounting surface. 2. Thread the nuts onto the U-bolt legs, snugging them against the support surface. 3. Tighten nuts evenly in an alternating pattern to achieve firm and secure clamping pressure without over-stressing the pipe or support.

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
Using a U-bolt with incorrect dimensions for the pipe size.Always verify the inside width (A) and inside length (B) of the U-bolt match the nominal pipe diameter and the required support clearance.
Overtightening the nuts, leading to pipe deformation or support damage.Tighten nuts progressively and evenly, ensuring a secure fit without excessive force. Torque specifications should be consulted based on the application and load requirements.

Common Applications

  • Industrial piping support
  • Plumbing and HVAC systems
  • Structural steel mounting

⚠️ Engineering Warnings

  • Ensure all fasteners (nuts and washers) are compatible with the U-bolt material and application environment.
  • Regularly inspect U-bolts for signs of corrosion, wear, or loosening, and retighten or replace as needed to maintain structural integrity.

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, 4" Pipe made from?

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

Q: What are the main applications?

A: Industrial piping support, Plumbing and HVAC systems, Structural steel mounting.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.89"B4.07"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.