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316 Stainless Steel U-Bolt 4" Pipe - 3.90" Width

Expert Overview

Engineered for superior corrosion resistance, this 316 stainless steel U-bolt is ideal for securing 4" nominal pipe in harsh environments. Its robust construction ensures reliable support and longevity.

StandardDIN 933
Material316 Stainless Steel
FinishAnodized
GradeN/A
Inside Width ( A)3.90"
Inside Length ( B)7.27"
Thread Size1/2"-13

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this U-bolt features an inside width (A) of 3.90 inches and an inside length (B) of 7.27 inches, specifically designed to accommodate 4-inch nominal pipe. Constructed from premium 316 stainless steel, it offers exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, even in chloride-rich environments such as marine, chemical processing, and food/beverage industries. The 1/2"-13 UNC thread size allows for secure fastening with standard nuts and washers, providing a dependable solution for structural support and pipe anchoring.

🧊 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 pipe, ensuring it rests securely on the supporting structure. 2. Thread the nuts onto the U-bolt legs, hand-tightening initially. 3. Tighten the nuts alternately and evenly to achieve the required clamping force, as specified by structural or piping codes.

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 incorrect U-bolt size for the pipe nominal diameter.Always verify the inside width (A) of the U-bolt matches the outer diameter of the pipe being secured, accounting for any insulation or coatings.
Insufficient or uneven tightening of nuts.Ensure nuts are tightened to the specified torque values and that pressure is applied evenly across both legs of the U-bolt to prevent pipe distortion or structural stress.

Common Applications

  • Marine and offshore installations
  • Chemical processing plants
  • Wastewater treatment facilities
  • Food and beverage production lines

⚠️ Engineering Warnings

  • Ensure the supporting structure is rated to handle the load of the pipe and its contents.
  • For corrosive environments, regular inspection and maintenance are recommended to ensure continued integrity.

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 and offshore installations, Chemical processing plants, Wastewater treatment facilities, Food and beverage production lines.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 3.90"B7.27"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.