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3" 316 Stainless Steel U-Bolt | 1/2"-13 Threads | Corrosion Resistant

Expert Overview

This 316 Stainless Steel U-Bolt is engineered for superior corrosion resistance and durability. Designed to securely fasten 3" nominal pipes, it offers exceptional performance in marine, chemical, and food processing applications.

StandardASME B18
Material316 Stainless Steel
FinishPlain
GradeN/A
Inside Width ( A)2.41"
Inside Length ( B)4.36"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this 316 Stainless Steel U-Bolt is manufactured to precise specifications for 3" pipe applications. It features an inside width (A) of 2.41 inches and an inside length (B) of 4.36 inches. The robust 1/2"-13 thread size ensures a secure and reliable connection. The 316 stainless steel composition provides exceptional resistance to pitting and crevice corrosion, making it ideal for harsh environments including marine, chemical processing, and food and beverage industries where sanitary conditions are paramount.

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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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McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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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 sits flush against the mounting surface. 2. Thread the nuts onto the U-bolt legs, tightening them evenly to secure the pipe. 3. Ensure the U-bolt is snug and does not permit pipe movement, but avoid over-tightening which can deform the pipe.

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)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 size U-bolt for the pipe diameter.Always verify the nominal pipe size against the U-bolt's inside dimensions to ensure a proper fit and secure clamping.
Improper tightening, leading to pipe deformation or insufficient holding power.Tighten nuts symmetrically and progressively. Use a torque wrench if precise tension is critical for the application.

Common Applications

  • Marine pipe support
  • Chemical processing equipment
  • Food and beverage processing lines
  • Plumbing and HVAC systems in corrosive environments

⚠️ Engineering Warnings

  • Ensure proper material selection for the specific environmental conditions (e.g., saltwater, acids, alkalis).
  • Over-tightening can damage the pipe or the U-bolt threads.

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 pipe support, Chemical processing equipment, Food and beverage processing lines, Plumbing and HVAC systems in corrosive environments.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.41"B4.36"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.