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3" Carbon Steel U-Bolt | 1/2"-13 Thread | Industrial Grade

Expert Overview

This heavy-duty carbon steel U-bolt is engineered for secure and stable support of 3" nominal pipe. Designed for industrial environments, it offers exceptional strength and durability for critical infrastructure.

StandardDIN 933
MaterialCarbon Steel
FinishBlack Oxide
GradeN/A
Inside Width ( A)2.92"
Inside Length ( B)2.22"
Thread Size1/2"-13

Detailed Engineering Specifications

A proven choice for industrial professionals, this Carbon Steel U-Bolt is meticulously manufactured to meet stringent performance requirements for 3" nominal pipe applications. The inside width (A) is precisely 2.92 inches, and the inside length (B) is 2.22 inches, ensuring a snug and secure fit around the pipe. Constructed from high-grade carbon steel, it provides superior tensile strength and resistance to deformation under load. The threads are a standard 1/2"-13, compatible with common nuts and washers for robust fastening. This U-bolt is ideal for securing piping systems in plumbing, HVAC, and structural support applications where reliability 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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Certified:ISO 9001, ISO 14001
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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🛡️ 24/7 Application Support
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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
Green Manufacturing
🌱 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 sits flush against the supporting structure. 2. Thread the accompanying nuts onto the U-bolt legs, tightening them evenly. 3. Use appropriate torque specifications for the application to achieve secure fastening without overtightening.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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 U-bolt size for the pipe's nominal diameter.Always verify the nominal pipe size matches the U-bolt's intended application dimensions.
Uneven tightening of the nuts, leading to stress concentration.Tighten nuts incrementally and evenly on both legs of the U-bolt to distribute load uniformly.

Common Applications

  • Pipe support in plumbing systems
  • HVAC ductwork and conduit securing
  • Structural bracing in construction

⚠️ Engineering Warnings

  • Ensure all fasteners (nuts and washers) are compatible with the U-bolt material and application environment.
  • Do not exceed the rated load capacity of the U-bolt; consult engineering specifications for load limits.

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 support in plumbing systems, HVAC ductwork and conduit securing, Structural bracing in construction.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.92"B2.22"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.