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316 Stainless Steel U-Bolt for 4" Pipe | 1/2"-13 Thread

Expert Overview

Engineered for superior corrosion resistance, this 316 stainless steel U-bolt is designed for the secure mounting of 4-inch diameter piping systems. Its robust construction ensures long-term stability in demanding environments.

StandardDIN 933
Material316 Stainless Steel
FinishAnodized
GradeN/A
Inside Width ( A)1.96"
Inside Length ( B)3.33"
Thread Size1/2"-13

Detailed Engineering Specifications

Built to exacting engineering tolerances, this 316 stainless steel U-bolt offers a nominal 4-inch pipe capacity. The inside width (A) is precisely 1.96 inches, with an inside length (B) of 3.33 inches. It features a coarse 1/2"-13 thread size, providing ample engagement for secure fastening. The inherent properties of 316 stainless steel, including its high chromium and nickel content, deliver exceptional resistance to a wide range of corrosive media, making it ideal for marine, chemical processing, and food-grade applications.

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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
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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 4" pipe, ensuring it rests securely within the intended mounting structure. 2. Thread the nuts onto the U-bolt legs, tightening them evenly to secure the pipe without over-compression. 3. Verify the pipe is held firmly and does not shift under expected operational loads.

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)16.0 - 18.0%
Nickel (Ni)10.0 - 14.0%
Molybdenum (Mo)2.0 - 3.0%

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1500°F (815°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 / SaltwaterExcellent
Chemical / AcidicGood

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using a lower grade of stainless steel in corrosive environments.Always select 316 stainless steel for applications exposed to saltwater, chemicals, or high humidity to prevent premature corrosion and failure.
Over-tightening the U-bolt nuts, deforming the pipe or mounting surface.Tighten nuts gradually and alternately to ensure even pressure. Refer to torque specifications if provided by the pipe or mounting system manufacturer.

Common Applications

  • Marine pipe support
  • Chemical processing equipment mounting
  • Food and beverage industry piping
  • Offshore structural applications

⚠️ Engineering Warnings

  • Ensure proper thread engagement to achieve rated holding strength.
  • Inspect regularly for signs of corrosion or damage, especially in harsh environments.

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 316 Stainless Steel U-Bolt, 4" Pipe made from?

A: This 316 Stainless Steel U-Bolt, 4" Pipe is manufactured from 316 Stainless Steel.

Q: What are the main applications?

A: Marine pipe support, Chemical processing equipment mounting, Food and beverage industry piping, Offshore structural applications.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.96"B3.33"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.