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316 Stainless Steel U-Bolt - 4" Pipe, 1.82" W x 6.48" L

Expert Overview

This 316 stainless steel U-bolt is engineered for robust pipe support in corrosive environments. Designed for a 4" nominal pipe size, it offers superior corrosion resistance and long-term structural integrity.

StandardASTM A106
Material316 Stainless Steel
FinishGalvanized
GradeN/A
Inside Width ( A)1.82"
Inside Length ( B)6.48"
Thread Size1/2"-13

Detailed Engineering Specifications

Engineered for reliability and performance, this U-bolt is constructed from premium 316 stainless steel, renowned for its exceptional resistance to pitting and crevice corrosion in chloride-rich environments. The specified dimensions, including an inside width (A) of 1.82 inches and an inside length (B) of 6.48 inches, ensure a precise fit for 4-inch nominal pipe. The robust 1/2"-13 UNC thread size provides ample clamping force for secure mounting, making it ideal for marine applications, chemical processing, and offshore installations where material degradation is a critical concern.

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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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McMaster-CarrEst. 1901
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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 proper alignment with the mounting surface. 2. Thread the nuts onto the U-bolt legs, hand-tightening initially. 3. Tighten the nuts evenly and progressively to the recommended torque specification, ensuring a secure and stable installation.

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)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
Selecting the wrong U-bolt size for the nominal pipe diameter.Always verify the inside width (A) and inside length (B) against the actual pipe OD and required clamping range for accurate selection.
Over-tightening or uneven tightening of the nuts.Utilize a torque wrench to apply even pressure on both legs, preventing pipe deformation or premature fastener failure.
Using standard steel U-bolts in corrosive environments.Always specify 316 stainless steel for applications involving saltwater, chemicals, or high humidity to prevent rapid corrosion and structural compromise.

Common Applications

  • Marine pipe support
  • Chemical processing equipment mounting
  • Offshore structural anchoring

⚠️ Engineering Warnings

  • Ensure proper torque is applied to avoid damaging the pipe or the U-bolt.
  • Verify material compatibility with the surrounding environment to prevent premature 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 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, Offshore structural anchoring.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.82"B6.48"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.