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4" Carbon Steel U-Bolt | Pipe Support | 1/2"-13 Thread

Expert Overview

This 4" carbon steel U-bolt is engineered for robust pipe support. Featuring a durable carbon steel construction, it ensures secure and stable mounting for 4-inch nominal pipe sizes.

StandardISO 9001
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Inside Width ( A)1.89"
Inside Length ( B)3.93"
Thread Size1/2"-13

Detailed Engineering Specifications

Manufactured under strict quality controls, this U-bolt is precision-formed from high-grade carbon steel, offering superior tensile strength and corrosion resistance for demanding industrial environments. The inside width (A) is precisely 1.89 inches, accommodating standard 4-inch pipe O.D. The inside length (B) measures 3.93 inches, providing ample clearance for pipe insulation or securing mechanisms. Threaded ends feature a standard 1/2"-13 UNC coarse thread, ensuring compatibility with common nuts and washers for secure fastening. Material composition adheres to industry-standard carbon steel specifications, guaranteeing long-term structural integrity under load.

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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
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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🚀 Formula 1 & Aerospace OEM
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McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
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🏆 #1 Industrial Supply Standard
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🚀 US Military Approved
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🌱 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 pipe and the mounting surface, ensuring the pipe is centered within the U-bolt. 2. Thread nuts onto the U-bolt legs, tightening them evenly to secure the pipe against the mounting surface. Use appropriate torque specifications for the application. 3. Install any additional washers or backing plates as required by the specific mounting configuration and load requirements.

Equivalent Standards (Cross-Reference)

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

Mechanical Properties

Tensile StrengthStandard Commercial Spec
Yield StrengthStandard Commercial Spec
HardnessVaries by specific batch

Chemical Composition

Carbon (C)0.28 - 0.55%
Manganese (Mn)0.60 - 0.90%
Phosphorus (P)0.04% max
Sulfur (S)0.05% max

Temperature & Environment Rating

Min Operating Temp
-20°F (-29°C)
Max Continuous Temp
400°F (204°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 / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Over-tightening the U-bolt nuts, which can deform the pipe or damage the mounting surface.Use a torque wrench and adhere to recommended torque specifications for the pipe size, material, and mounting application.
Using the wrong size U-bolt, leading to an insecure fit or potential pipe movement.Verify the pipe's outside diameter and select a U-bolt with the correct inside width (A) that closely matches or slightly exceeds the pipe O.D.

Common Applications

  • Plumbing and HVAC pipe support
  • Conduit and cable tray securing
  • Structural steel pipe mounting

⚠️ Engineering Warnings

  • Ensure all fasteners (nuts, washers) are compatible with the carbon steel U-bolt and the application environment to prevent galvanic corrosion.
  • Do not exceed the load-bearing capacity of the U-bolt and its associated mounting hardware as specified by engineering calculations or product data sheets.

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 Carbon Steel U-Bolt, 4" Pipe made from?

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

Q: What are the main applications?

A: Plumbing and HVAC pipe support, Conduit and cable tray securing, Structural steel pipe mounting.

Technical Schematic

U-BOLT DIMENSIONAL DIAGRAMASME B18.31.5PIPE1"NUTNUTA = 1.89"B3.93"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.