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304 Stainless Steel U-Bolt for 3" Pipe - 4.37" x 7.45"

Expert Overview

Engineered for superior corrosion resistance, this 304 stainless steel U-bolt provides secure and reliable pipe support. Designed to accommodate 3" nominal pipe size, it ensures structural integrity in challenging environments.

StandardDIN 933
Material304 Stainless Steel
FinishZinc Plated
GradeN/A
Inside Width ( A)4.37"
Inside Length ( B)7.45"
Thread Size1/2"-13

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this U-bolt is fabricated from premium 304 stainless steel, renowned for its exceptional resistance to a wide range of corrosive media, including chlorides and acids. The specific dimensions of 4.37" inside width (A) and 7.45" inside length (B), coupled with a robust 1/2"-13 thread size, are precisely manufactured to ensure a secure fit for 3" nominal pipe. This design facilitates reliable structural support in applications demanding longevity and performance under harsh conditions, such as marine, chemical processing, and food and beverage industries.

🧊 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."
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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 3" nominal pipe, ensuring it rests on a suitable support structure. 2. Thread the provided nuts onto the U-bolt ends, finger-tightening initially. 3. Using appropriate wrenches, tighten the nuts incrementally and evenly to achieve secure clamping without over-stressing the pipe or support.

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
Using the wrong U-bolt size for the pipe diameter.Always verify the nominal pipe size and select a U-bolt with matching inside width dimensions. Refer to pipe sizing charts if unsure.
Over-tightening the nuts, which can deform the pipe or support.Tighten nuts until snug and secure, applying even pressure. Avoid excessive force that could cause material distortion.
Not using washers, which can lead to uneven pressure distribution.Always use the appropriate size flat washers under the nuts to distribute the clamping force effectively and prevent damage.

Common Applications

  • Marine and Offshore Structures
  • Chemical Processing Plants
  • Food and Beverage Production Lines
  • Wastewater Treatment Facilities
  • General Industrial Pipe Support

⚠️ Engineering Warnings

  • Ensure the U-bolt material (304 stainless steel) is compatible with the specific corrosive environment to prevent premature failure.
  • Verify that the support structure is adequately rated to handle the load being applied by the U-bolt and pipe assembly.

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: Marine and Offshore Structures, Chemical Processing Plants, Food and Beverage Production Lines, Wastewater Treatment Facilities, General Industrial Pipe Support.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 4.37"B7.45"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.