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

Expert Overview

This high-strength Carbon Steel U-Bolt is engineered to securely fasten 3" diameter pipes. Featuring a 1/2"-13 thread size and a durable carbon steel construction, it provides robust support in demanding industrial environments.

StandardASME B18
MaterialCarbon Steel
FinishPlain
GradeN/A
Inside Width ( A)1.37"
Inside Length ( B)5.69"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this U-bolt is manufactured from high-grade carbon steel, offering exceptional tensile strength and corrosion resistance suitable for various environmental conditions. With an inside width (A) of 1.37" and an inside length (B) of 5.69", it is precisely designed to accommodate standard 3" nominal pipe sizes. The 1/2"-13 UNC thread size ensures a secure and dependable fastening connection, making it ideal for plumbing, structural support, and machinery mounting where load-bearing integrity is paramount. Each U-bolt is rigorously tested to meet stringent industry standards, guaranteeing consistent quality and performance.

🧊 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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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 3" pipe, ensuring it rests evenly on the pipe's exterior. 2. Align the U-bolt legs with the mounting surface or supporting structure. 3. Thread the nuts onto the U-bolt legs and tighten them evenly and progressively to achieve the required clamping force, ensuring the pipe is held securely without deformation.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

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
Overtightening nuts, leading to pipe deformation or damage to the U-bolt threads.Tighten nuts evenly and progressively, using a torque wrench to adhere to recommended torque specifications for the given thread size and application.
Using a U-bolt with insufficient inside width or length for the specific pipe and application.Verify that the U-bolt's inside width (A) and inside length (B) are appropriate for the nominal pipe size and the required clearance for insulation or other fittings.

Common Applications

  • Plumbing and piping systems support
  • Structural framework and conduit securing
  • Machinery mounting and vibration dampening

⚠️ Engineering Warnings

  • Ensure proper thread engagement before applying torque.
  • Use appropriate personal protective equipment (PPE) during installation.

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 piping systems support, Structural framework and conduit securing, Machinery mounting and vibration dampening.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.37"B5.69"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.