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304 Stainless Steel U-Bolt, 3" Pipe, 1.58" W x 4.89" L, 1/2"-13

Expert Overview

This 304 Stainless Steel U-Bolt is specifically designed for securing 3-inch diameter pipes. Its robust construction and corrosion resistance ensure long-term, dependable pipe support in challenging environments.

StandardASTM A106
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Inside Width ( A)1.58"
Inside Length ( B)4.89"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this U-bolt is fabricated from premium 304 stainless steel, offering superior resistance to corrosion, oxidation, and pitting, even in aggressive marine or chemical settings. The precise dimensions, including an inside width (A) of 1.58 inches and an inside length (B) of 4.89 inches, are optimized for a secure fit on standard 3-inch nominal pipe sizes. The 1/2"-13 UNC thread size provides ample engagement for robust fastening with the included nuts, ensuring a stable and vibration-resistant mounting solution. Ideal for plumbing, structural support, and conduit clamping.

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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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🌱 Sustainable Logistics
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 is centered within the saddle. 2. Thread the nuts onto each end of the U-bolt, hand-tightening initially. 3. Use appropriate wrenches to tighten the nuts evenly on both sides until the pipe is securely held, avoiding over-tightening that could deform the pipe. 4. Verify that the U-bolt is plumb and perpendicular to the pipe run.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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 confirm the pipe's nominal and actual outer diameter to select a U-bolt with the correct inside width and length for a snug and secure fit.
Uneven tightening of the nuts.Tighten nuts alternately and incrementally to ensure even pressure distribution around the pipe, preventing stress concentrations and potential damage.

Common Applications

  • Pipe Hangers and Supports
  • Plumbing and HVAC Systems
  • Marine and Offshore Equipment
  • Structural Steel Connections
  • Conduit and Cable Management

⚠️ Engineering Warnings

  • Ensure proper thread engagement to achieve rated load capacity.
  • Avoid using in environments with high concentrations of chlorides or strong acids without further material analysis.

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 Hangers and Supports, Plumbing and HVAC Systems, Marine and Offshore Equipment, Structural Steel Connections, Conduit and Cable Management.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.58"B4.89"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.