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316 Stainless Steel U-Bolt 3" Pipe 1/2"-13 Thread

Expert Overview

This 316 Stainless Steel U-Bolt is engineered for secure pipe clamping. Its superior corrosion resistance makes it ideal for harsh environments, ensuring long-term structural integrity.

StandardASME B18
Material316 Stainless Steel
FinishPlain
GradeN/A
Inside Width ( A)1.85"
Inside Length ( B)4.47"
Thread Size1/2"-13

Detailed Engineering Specifications

Manufactured under strict quality controls, this U-bolt features a robust 316 stainless steel construction, offering exceptional resistance to pitting and crevice corrosion, even in chloride-rich environments. It is designed to accommodate standard 3" nominal pipe size, with precise dimensions of 1.85" inside width (A) and 4.47" inside length (B). The 1/2"-13 UNC thread size ensures a strong and reliable fastening capability, suitable for demanding industrial, marine, and chemical processing applications where material integrity is 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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🚀 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 rests securely in its designated support. 2. Insert the threaded legs through the mounting holes of the associated saddle or bracket. 3. Securely tighten the provided nuts onto the threaded legs, applying even pressure to create a stable and reliable connection.

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 standard stainless steel in highly corrosive environments.Always specify 316 stainless steel for marine, chemical, or acidic applications to prevent premature corrosion and failure.
Over-tightening the U-bolt, which can deform the pipe or clamp.Tighten nuts incrementally and evenly until snug, then apply a final quarter-turn. Avoid excessive force.

Common Applications

  • Marine hardware and shipbuilding
  • Chemical processing plant infrastructure
  • Food and beverage processing equipment
  • Offshore oil and gas platforms
  • Wastewater treatment facilities

⚠️ Engineering Warnings

  • Ensure thread compatibility between the U-bolt and mating hardware (nuts, saddles).
  • Regularly inspect U-bolts for signs of wear, corrosion, or loosening, especially in high-vibration or extreme environmental conditions.

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 hardware and shipbuilding, Chemical processing plant infrastructure, Food and beverage processing equipment, Offshore oil and gas platforms, Wastewater treatment facilities.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.85"B4.47"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.