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

Expert Overview

Engineered for superior corrosion resistance, this 316 stainless steel U-bolt securely fastens 3" nominal pipe. Ideal for marine, chemical, and high-salinity environments.

StandardDIN 933
Material316 Stainless Steel
FinishAnodized
GradeN/A
Inside Width ( A)3.50"
Inside Length ( B)2.07"
Thread Size1/2"-13

Detailed Engineering Specifications

Specified by design engineers worldwide, this U-bolt is manufactured from premium 316 stainless steel, renowned for its enhanced resistance to pitting and crevice corrosion, particularly in chloride-rich environments. Its dimensions are precisely machined for a secure fit, featuring an Inside Width (A) of 3.50 inches and an Inside Length (B) of 2.07 inches, accommodating a 3-inch nominal pipe. The robust 1/2"-13 UNC thread size ensures significant tensile strength and a reliable connection, making it suitable for structural support and pipe clamping in critical industrial applications.

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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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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 3" pipe, ensuring it rests within the intended mounting surface or channel. 2. Thread the provided nuts onto the U-bolt legs, initially by hand to ensure proper engagement. 3. Tighten the nuts sequentially and evenly using appropriate wrenches to achieve the specified torque, ensuring a secure and stable fit without over-stressing the components.

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)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 pipe diameter, leading to a loose or damaged connection.Always verify the nominal pipe size and consult a pipe sizing chart to select the correct U-bolt width and length.
Over-tightening the nuts, which can deform the pipe or U-bolt, compromising structural integrity.Utilize a torque wrench set to the manufacturer's recommended specification for the thread size and material.
Using standard carbon steel U-bolts in corrosive environments, leading to premature rust and failure.Select 316 stainless steel for applications exposed to salt water, chemicals, or high humidity to ensure longevity and performance.

Common Applications

  • Marine pipe support and anchoring
  • Chemical processing plant pipe securing
  • Food and beverage industry fluid lines
  • Offshore oil and gas platform infrastructure

⚠️ Engineering Warnings

  • Ensure proper torque is applied to prevent loosening or damage.
  • Verify material compatibility with the surrounding environment to prevent premature corrosion.
  • Not intended for use in applications exceeding the material's tensile strength limits.

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 and anchoring, Chemical processing plant pipe securing, Food and beverage industry fluid lines, Offshore oil and gas platform infrastructure.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.50"B2.07"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.