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304 Stainless Steel U-Bolt for 4" Pipe - 2.71" W x 6.22" L

Expert Overview

Engineered for robust pipe support, this 304 stainless steel U-bolt is designed for 4" nominal pipe size. Its superior corrosion resistance ensures longevity in diverse industrial settings.

StandardISO 9001
Material304 Stainless Steel
FinishZinc Plated
GradeN/A
Inside Width ( A)2.71"
Inside Length ( B)6.22"
Thread Size1/2"-13

Detailed Engineering Specifications

Specified by design engineers worldwide, this 304 stainless steel U-bolt is manufactured to exacting tolerances for secure and reliable pipe mounting. The material, UNS S30400 (304 Stainless Steel), offers exceptional resistance to a broad spectrum of corrosive agents, making it ideal for marine, chemical processing, and food/beverage applications. The precise dimensions of 2.71" inside width (A) and 6.22" inside length (B), combined with a robust 1/2"-13 UNC thread, ensure compatibility with standard pipe clamps and structural elements, providing critical structural integrity and vibration dampening.

🧊 Download 3D CAD Model (.STEP)

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."
Market Rank
🏆 Global Innovation Leader
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🚀 Aviation & Medical Approved
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🛡️ Premium Performance Guarantee
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🌱 100% Renewable Energy HQ
Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
Market Rank
🏆 #1 Global Adhesives
Industry Approvals
🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
Green Manufacturing
🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
Market Rank
🏆 #1 Industrial Supply Standard
Industry Approvals
🚀 US Military Approved
Warranty & Support
🛡️ Lifetime Return Policy
Green Manufacturing
🌱 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 4" nominal pipe, ensuring it is centered. 2. Place the pipe and U-bolt assembly against the mounting surface or strut channel. 3. Secure the U-bolt by threading the provided nuts onto the bolt legs, tightening evenly on both sides.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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 standard steel U-bolts in corrosive environments.Always select 304 or 316 stainless steel for applications exposed to moisture, chemicals, or saltwater to prevent premature corrosion and failure.
Overtightening or undertightening nuts.Tighten nuts evenly on both legs to the manufacturer's recommended torque or until a snug fit is achieved, preventing pipe deformation or movement.

Common Applications

  • Marine piping systems
  • Chemical processing equipment support
  • Food and beverage plant installations
  • Plumbing and HVAC conduit securing

⚠️ Engineering Warnings

  • Ensure compatibility of U-bolt dimensions with the specific pipe outer diameter before installation.
  • Verify material compatibility of fasteners (nuts and washers) with the 304 stainless steel U-bolt to prevent galvanic corrosion.

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, 4" Pipe made from?

A: This 304 Stainless Steel U-Bolt, 4" Pipe is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Marine piping systems, Chemical processing equipment support, Food and beverage plant installations, Plumbing and HVAC conduit securing.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 2.71"B6.22"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.