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316 Stainless Steel U-Bolt for 3" Pipe | 4.17" W x 5.67" L

Expert Overview

Engineered for demanding environments, this 316 Stainless Steel U-Bolt securely fastens 3" pipes. Its robust construction and corrosion resistance ensure reliable performance in challenging applications.

StandardASME B18
Material316 Stainless Steel
FinishPassivated
GradeN/A
Inside Width ( A)4.17"
Inside Length ( B)5.67"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this U-bolt is meticulously manufactured from high-grade 316 stainless steel, offering exceptional corrosion resistance, particularly in marine and chemical processing applications. The precise dimensions, including an inside width (A) of 4.17" and an inside length (B) of 5.67", are designed to accommodate standard 3" nominal pipe sizes. The robust 1/2"-13 UNC thread provides superior clamping force and long-term durability. Its alloy composition makes it ideal for environments exposed to chlorides, acids, and saltwater.

🧊 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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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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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 supporting structure. 2. Thread the nuts onto the U-bolt legs evenly until snug. 3. Tighten the nuts to the recommended torque specification for the 1/2"-13 thread size, ensuring secure and uniform clamping.

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
Overtightening nuts, which can deform the pipe or the U-bolt.Use a torque wrench to tighten nuts to the manufacturer's recommended specification for the thread size.
Using the wrong size U-bolt for the pipe, leading to a loose or damaged fit.Verify the pipe's nominal size and ensure the U-bolt's inside width and length are appropriate for a secure fit.

Common Applications

  • Marine and offshore installations
  • Chemical processing plants
  • Food and beverage industries
  • Wastewater treatment facilities

⚠️ Engineering Warnings

  • Ensure proper torque is applied to avoid over-stressing components.
  • Regularly inspect for signs of corrosion or damage, especially in aggressive environments.

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 plants, Food and beverage industries, Wastewater treatment facilities.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.17"B5.67"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.