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304 Stainless Steel U-Bolt - 3" Pipe, 1/2"-13 Thread

Expert Overview

Engineered for robust pipe support, this 304 stainless steel U-bolt ensures superior corrosion resistance and long-term performance in demanding environments. Specifically designed for 3-inch nominal pipe size.

StandardASTM A106
Material304 Stainless Steel
FinishAnodized
GradeN/A
Inside Width ( A)1.81"
Inside Length ( B)5.38"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this U-bolt is manufactured from high-grade 304 stainless steel, offering excellent resistance to corrosion, oxidation, and stress cracking, making it ideal for marine, chemical processing, food and beverage, and pharmaceutical applications. The precise dimensions, with an inside width (A) of 1.81 inches and an inside length (B) of 5.38 inches, are engineered to securely accommodate a 3-inch nominal pipe. The robust 1/2"-13 UNC thread size ensures a reliable and secure fastening point, capable of withstanding significant loads 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
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 3-inch pipe and the supporting structure. 2. Thread the nuts onto the U-bolt legs, ensuring even engagement. 3. Tighten nuts to the recommended torque specification, verifying pipe security and preventing movement.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

Mechanical Properties

Tensile Strength75,000 psi (515 MPa)
Yield Strength30,000 psi (205 MPa)
Elongation in 2 in.40% min
HardnessRockwell B95 max

Chemical Composition

Carbon (C)0.08% max
Chromium (Cr)18.0 - 20.0%
Nickel (Ni)8.0 - 10.5%
Manganese (Mn)2.00% max

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1400°F (760°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 / SaltwaterGood
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the U-bolt, which can deform the pipe or the U-bolt itself.Adhere to specified torque values for the fastener size and application to prevent damage.
Using a U-bolt that is not rated for the environmental conditions, leading to premature corrosion.Select U-bolts made of appropriate material (like 304 stainless steel for corrosive environments) for the intended application.

Common Applications

  • Marine pipe and conduit support
  • Chemical processing equipment mounting
  • Food and beverage industry piping
  • Wastewater treatment plant infrastructure
  • General industrial pipe securing

⚠️ Engineering Warnings

  • Ensure proper torque is applied to prevent over-compression of the pipe or under-securing.
  • Verify material compatibility for the specific chemical or environmental exposure.

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 304 Stainless Steel U-Bolt, 3" Pipe made from?

A: This 304 Stainless Steel U-Bolt, 3" Pipe is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Marine pipe and conduit support, Chemical processing equipment mounting, Food and beverage industry piping, Wastewater treatment plant infrastructure, General industrial pipe securing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.81"B5.38"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.