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316 Stainless Steel U-Bolt | 3" Pipe | 4.79" W x 3.91" L

Expert Overview

Engineered for robust pipe support, this 316 Stainless Steel U-Bolt offers superior corrosion resistance. Its precise dimensions ensure a secure fit for 3-inch nominal pipe, ideal for critical infrastructure and marine applications.

StandardISO 9001
Material316 Stainless Steel
FinishAnodized
GradeN/A
Inside Width ( A)4.79"
Inside Length ( B)3.91"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this 316 Stainless Steel U-Bolt is designed for demanding applications where corrosion resistance is paramount. Featuring an inside width (A) of 4.79" and an inside length (B) of 3.91", it provides a secure embrace for 3" nominal pipe. The 1/2"-13 UNC thread size ensures compatibility with standard mounting hardware. The inherent properties of 316 stainless steel, including its molybdenum content, offer enhanced protection against pitting and crevice corrosion in harsh marine, chemical, and food processing environments.

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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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McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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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 straddles the pipe correctly. 2. Place the backing plate (if applicable) and thread the nuts onto the U-bolt legs. 3. Tighten the nuts evenly and securely, applying specified torque to prevent over-stressing the pipe or fitting.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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)16.0 - 18.0%
Nickel (Ni)10.0 - 14.0%
Molybdenum (Mo)2.0 - 3.0%

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1500°F (815°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 / SaltwaterExcellent
Chemical / AcidicGood

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using the wrong U-bolt size for the nominal pipe diameter, leading to a loose or overly tight fit.Always verify the nominal pipe size and select a U-bolt with appropriate inside dimensions (A and B) to ensure a snug and secure fit.
Over-tightening the nuts, which can deform the pipe or damage the threads.Employ a torque wrench and adhere to the recommended tightening specifications for the specific application to prevent damage.

Common Applications

  • Marine and offshore installations
  • Chemical processing equipment
  • Food and beverage piping systems
  • Wastewater treatment facilities
  • General industrial pipe support

⚠️ Engineering Warnings

  • Ensure compatibility of thread size (1/2"-13) with mating hardware.
  • Avoid exposing 316 stainless steel to extreme temperatures beyond its specified operational limits without consulting material data sheets.

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

A: This 316 Stainless Steel U-Bolt, 3" Pipe is manufactured from 316 Stainless Steel.

Q: What are the main applications?

A: Marine and offshore installations, Chemical processing equipment, Food and beverage piping systems, Wastewater treatment facilities, General industrial pipe support.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.79"B3.91"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.