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304 Stainless Steel U-Bolt for 4" Pipe - 4" x 7.9" | 1/2"-13 Thread

Expert Overview

Engineered for robust pipe support, this 304 stainless steel U-bolt provides exceptional strength and corrosion resistance. Designed to precisely fit 4" nominal pipe size, ensuring secure and reliable installations in demanding environments.

StandardDIN 933
Material304 Stainless Steel
FinishAnodized
GradeN/A
Inside Width ( A)2.35"
Inside Length ( B)7.90"
Thread Size1/2"-13

Detailed Engineering Specifications

A high-performance industrial component, this U-bolt is constructed from premium 304 stainless steel, offering superior resistance to oxidation and chemical attack, making it ideal for corrosive atmospheres and marine applications. The precisely machined dimensions include an Inside Width (A) of 2.35 inches, an Inside Length (B) of 7.90 inches, and a robust 1/2"-13 thread size on each leg. This configuration ensures a secure and stable fit for 4" nominal pipe, preventing movement and vibration while maintaining structural integrity under significant load.

🧊 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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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 4" pipe, ensuring even contact. 2. Align the threaded legs through the mounting surface or bracket. 3. Securely fasten with the provided nuts and washers, tightening to the recommended torque specification for the application.

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 diameter.Always verify the nominal pipe size and select a U-bolt with an Inside Width (A) that closely matches the pipe's outer diameter for a snug fit.
Over-tightening the nuts, which can deform the pipe or U-bolt threads.Tighten nuts evenly to the manufacturer's recommended torque or until the U-bolt legs begin to slightly deform, ensuring a secure hold without compromising material integrity.

Common Applications

  • Pipe suspension and support in corrosive environments
  • Marine and offshore installations
  • Chemical processing plants
  • Food and beverage industry
  • Plumbing and conduit mounting

⚠️ Engineering Warnings

  • Ensure the mounting surface or bracket is rated for the expected load and vibration.
  • Always 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 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 suspension and support in corrosive environments, Marine and offshore installations, Chemical processing plants, Food and beverage industry, Plumbing and conduit mounting.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.35"B7.90"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.