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4" Carbon Steel U-Bolt | 1/2"-13 Threads | Industrial Grade

Expert Overview

Engineered for robust pipe support, this 4" Carbon Steel U-Bolt offers exceptional durability. Its precise dimensions and 1/2"-13 threading ensure a secure, long-lasting installation for critical infrastructure.

StandardASTM A106
MaterialCarbon Steel
FinishZinc Plated
GradeN/A
Inside Width ( A)3.98"
Inside Length ( B)7.35"
Thread Size1/2"-13

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this U-bolt is constructed from high-grade carbon steel, offering superior tensile strength and resistance to deformation under load. The inside width of 3.98" is optimized for a 4" nominal pipe size, ensuring a snug and secure fit. The inside length of 7.35" provides ample clearance for mounting hardware and securing larger pipe sections or bundles. The robust 1/2"-13 UNC threading on both legs ensures reliable engagement with accompanying nuts, critical for maintaining structural integrity in demanding industrial environments.

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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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🛡️ Lifetime Return Policy
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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 and the supporting structure. 2. Thread the nuts onto the U-bolt legs until snug. 3. Tighten the nuts evenly using a calibrated torque wrench to the manufacturer's recommended specification for the pipe and application.

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
Over-tightening U-bolt nuts, which can deform the pipe or lead to premature fastener fatigue.Utilize a calibrated torque wrench to adhere to specified torque values, ensuring secure but not excessive clamping force.
Using the wrong size U-bolt for the pipe diameter, resulting in a loose fit or damage to the pipe.Verify the nominal pipe size and compare it with the U-bolt's inside width specification (A) to ensure proper fit.

Common Applications

  • Piping systems in chemical plants
  • Structural support in manufacturing facilities
  • Marine and offshore infrastructure
  • Plumbing and HVAC installations

⚠️ Engineering Warnings

  • Ensure all fasteners (nuts) are appropriately rated for the application and environment.
  • Always consult relevant engineering drawings and load calculations before installation to confirm suitability.

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: Piping systems in chemical plants, Structural support in manufacturing facilities, Marine and offshore infrastructure, Plumbing and HVAC installations.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.98"B7.35"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.