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304 Stainless Steel U-Bolt for 3" Pipe | 2.14" W x 7.90" L

Expert Overview

Engineered for superior corrosion resistance, this 304 stainless steel U-bolt securely fastens 3" nominal pipe. Features robust construction and precise dimensions for reliable, long-term performance in harsh conditions.

StandardASME B18
Material304 Stainless Steel
FinishGalvanized
GradeN/A
Inside Width ( A)2.14"
Inside Length ( B)7.90"
Thread Size1/2"-13

Detailed Engineering Specifications

Specified by design engineers worldwide, this 304 stainless steel U-bolt is manufactured to exacting standards for critical pipe support applications. With an inside width (A) of 2.14 inches and an inside length (B) of 7.90 inches, it is optimized for 3-inch nominal pipe diameters. The 1/2"-13 UNC threads provide substantial holding power. Fabricated from premium 304 stainless steel, it offers exceptional resistance to oxidation and a wide range of corrosive media, making it ideal for marine, chemical processing, and outdoor installations where durability and longevity 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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🚀 Formula 1 & Aerospace OEM
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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 pipe and through the mounting surface. 2. Thread the nuts onto the U-bolt legs, ensuring even engagement. 3. Tighten nuts uniformly to achieve secure pipe support, but avoid overtightening which can deform the pipe or mounting hardware.

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)18.0 - 20.0%
Nickel (Ni)8.0 - 10.5%
Manganese (Mn)2.00% max

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1400°F (760°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 / SaltwaterGood
Chemical / AcidicNot Recommended

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 and consult the U-bolt's inside dimensions (Width and Length) to ensure a proper fit.
Inadequate tightening of nuts.Ensure nuts are tightened sufficiently to prevent pipe movement under load, but apply torque evenly to both sides.
Using carbon steel U-bolts in corrosive environments.Select 304 stainless steel for applications exposed to moisture, chemicals, or saltwater to prevent premature corrosion and failure.

Common Applications

  • Pipe hanging and support systems
  • Marine and offshore installations
  • Chemical and food processing equipment support
  • Wastewater treatment facilities
  • Structural framework assembly

⚠️ Engineering Warnings

  • Ensure compatibility of the U-bolt material with the surrounding environment and transported media to prevent galvanic corrosion or chemical degradation.
  • Verify that the mounting surface and associated hardware have adequate load-bearing capacity for the intended application.

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

A: This 304 Stainless Steel U-Bolt, 3" Pipe is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Pipe hanging and support systems, Marine and offshore installations, Chemical and food processing equipment support, Wastewater treatment facilities, Structural framework assembly.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.14"B7.90"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.