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304 Stainless Steel U-Bolt for 3" Pipe | 3" ID | 5.2" Length

Expert Overview

This 304 stainless steel U-bolt is engineered for robust and corrosion-resistant support of 3-inch nominal pipe sizes. Featuring superior strength and durability, it ensures secure and long-lasting pipe mounting.

StandardDIN 933
Material304 Stainless Steel
FinishPassivated
GradeN/A
Inside Width ( A)3.02"
Inside Length ( B)5.20"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this U-bolt is manufactured from premium 304 stainless steel, renowned for its excellent corrosion resistance, high tensile strength, and suitability for a wide range of environmental conditions. The precise dimensions include an Inside Width (A) of 3.02 inches and an Inside Length (B) of 5.20 inches, specifically designed to accommodate standard 3-inch nominal pipes. It is threaded with a 1/2"-13 UNC pattern, allowing for secure fastening with standard nuts and washers. This specification ensures reliable structural integrity for pipe systems in chemical processing, marine environments, and food/beverage production.

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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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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 mounting surface. 2. Thread the provided nuts onto the U-bolt legs until snug. 3. Tighten nuts evenly using a torque wrench to the manufacturer's recommended specification, ensuring uniform pressure on the pipe.

Equivalent Standards (Cross-Reference)

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

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
Using the wrong size U-bolt for the pipe.Always verify the nominal pipe size and confirm the U-bolt's inside dimensions match the pipe's outer diameter to ensure a secure fit.
Over-tightening or under-tightening the nuts.Utilize a calibrated torque wrench to achieve the specified torque, preventing pipe deformation or inadequate support.
Using the wrong material for the application's environment.Select U-bolts made of 304 stainless steel for corrosive environments to prevent premature degradation and ensure longevity.

Common Applications

  • Pipe support and bracing in chemical processing plants
  • Marine and offshore structural applications
  • Food and beverage industry pipe mounting
  • Plumbing and HVAC system installations

⚠️ Engineering Warnings

  • Ensure compatibility of the U-bolt material with the surrounding environment to prevent galvanic corrosion.
  • Always use appropriate safety equipment, including gloves and eye protection, 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 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: Pipe support and bracing in chemical processing plants, Marine and offshore structural applications, Food and beverage industry pipe mounting, Plumbing and HVAC system installations.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.02"B5.20"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.