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304 Stainless Steel U-Bolt for 4" Pipe | 4" Pipe U-Bolt

Expert Overview

Engineered for robust pipe support, this 304 stainless steel U-bolt ensures secure fastening for 4" diameter piping. Its superior corrosion resistance makes it ideal for challenging industrial settings.

StandardASME B18
Material304 Stainless Steel
FinishGalvanized
GradeN/A
Inside Width ( A)2.68"
Inside Length ( B)5.63"
Thread Size1/2"-13

Detailed Engineering Specifications

Designed for demanding industrial environments, this U-bolt is constructed from high-grade 304 stainless steel, offering exceptional resistance to corrosion and oxidation, making it suitable for marine, chemical processing, and food/beverage applications. It features an inside width (A) of 2.68 inches and an inside length (B) of 5.63 inches, precisely accommodating standard 4-inch nominal pipe sizes. The 1/2-13 UNC thread provides robust mechanical integrity for secure attachment, capable of withstanding significant tensile and shear loads in vibration-prone or high-stress operational conditions. This U-bolt is a critical component for structural support and vibration dampening in complex piping systems.

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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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🏆 Global Innovation Leader
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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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🌱 Climate Positive 2030
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 straddles the pipe evenly. 2. Place the supporting structure (e.g., mounting plate, beam) against the U-bolt's curved section. 3. Thread the nuts onto the U-bolt's legs and tighten them alternately to achieve uniform pressure and secure the pipe to the support.

Equivalent Standards (Cross-Reference)

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

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
Overtightening the U-bolt, which can deform the pipe or the U-bolt itself.Tighten nuts to the recommended torque specifications for the thread size and application, or until snug and secure without excessive force.
Using the wrong size U-bolt for the pipe diameter, leading to a loose or insecure fit.Verify the pipe's nominal diameter and select a U-bolt with compatible inside dimensions (width and length) as specified in product literature.

Common Applications

  • Pipe hanging and support in industrial facilities
  • Marine and offshore piping systems
  • Chemical processing and pharmaceutical plants
  • Food and beverage manufacturing equipment

⚠️ Engineering Warnings

  • Ensure compatibility with the fluid or environment to confirm 304 stainless steel's suitability.
  • 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, 4" Pipe made from?

A: This 304 Stainless Steel U-Bolt, 4" Pipe is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Pipe hanging and support in industrial facilities, Marine and offshore piping systems, Chemical processing and pharmaceutical plants, Food and beverage manufacturing equipment.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.68"B5.63"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.