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304 Stainless Steel U-Bolt | 1" Pipe | 3.21" W x 6.82" L

Expert Overview

This 304 stainless steel U-bolt is engineered for secure and corrosion-resistant support of 1-inch nominal pipe. Featuring robust construction and precise dimensions, it ensures long-term structural integrity in demanding environments.

StandardDIN 933
Material304 Stainless Steel
FinishGalvanized
GradeN/A
Inside Width ( A)3.21"
Inside Length ( B)6.82"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this U-bolt is manufactured from premium 304 stainless steel, offering superior resistance to corrosion and oxidation, making it ideal for marine, chemical processing, and outdoor applications. The internal dimensions are precisely machined with an inside width (A) of 3.21 inches and an inside length (B) of 6.82 inches, designed to accommodate a 1-inch nominal pipe. The threaded ends feature a robust 1/2"-13 UNC thread size, ensuring secure fastening with compatible nuts and washers for a dependable pipe clamping solution.

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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 1" pipe, ensuring it is centered. 2. Place the U-bolt over the mounting surface or bracket. 3. Securely fasten the U-bolt using two 1/2"-13 nuts and appropriate washers, tightening evenly on both sides.

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)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
Overtightening the nuts, which can deform the pipe or the U-bolt.Tighten nuts until snug, then apply an additional 1/4 to 1/2 turn for a secure fit without excessive force. Use a torque wrench if specified for critical applications.
Using the wrong size U-bolt for the pipe diameter, leading to a loose or damaged installation.Always verify the U-bolt's internal dimensions (width and length) against the nominal pipe size and any required clearance.

Common Applications

  • Marine hardware and rigging
  • Chemical processing pipe support
  • Outdoor conduit and pipe anchoring
  • Plumbing and HVAC systems
  • General structural pipe clamping

⚠️ Engineering Warnings

  • Ensure compatibility of all fastening hardware (nuts and washers) with 304 stainless steel to prevent galvanic corrosion.
  • For applications involving vibration or extreme temperatures, consider periodic inspection and re-tightening of fasteners.

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, 1" Pipe made from?

A: This 304 Stainless Steel U-Bolt, 1" Pipe is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Marine hardware and rigging, Chemical processing pipe support, Outdoor conduit and pipe anchoring, Plumbing and HVAC systems, General structural pipe clamping.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.21"B6.82"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.