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Seamless Carbon Steel Pipe Schedule 40 - 3.9" OD

Expert Overview

This Schedule 40 seamless carbon steel pipe, with a 3.9-inch outside diameter and 0.448-inch wall thickness, offers exceptional strength and leak-proof integrity for critical fluid and gas conveyance.

StandardASTM A106
MaterialCarbon Steel
FinishGalvanized
GradeN/A
Pipe Size3.9"
Outside Diameter3.804"
Wall Thickness0.448"

Detailed Engineering Specifications

Engineered for reliability and performance, this seamless carbon steel pipe meets the stringent demands of Schedule 40 specifications. Its 3.804" nominal outside diameter and substantial 0.448" wall thickness provide superior burst strength and resistance to deformation under pressure. Manufactured from high-grade carbon steel, it ensures excellent weldability and corrosion resistance for diverse industrial environments. This pipe is ideal for applications requiring robust fluid handling capabilities and structural support.

🧊 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.

VictaulicEst. 1919
USA🇺🇸
"Mechanical pipe joining solutions."
Market Rank
🏆 #1 Grooved Piping System
Industry Approvals
🚀 Global Fire & HVAC Approved
Warranty & Support
🛡️ Lifetime Integrity Guarantee
Green Manufacturing
🌱 100% Recycled Steel
Certified:ISO 9001, FM, UL
SwagelokEst. 1947
USA🇺🇸
"High-purity tube fittings."
Market Rank
🏆 #1 High-Purity Fluid Systems
Industry Approvals
🚀 Semiconductor Approved
Warranty & Support
🛡️ Lifetime Limited Warranty
Green Manufacturing
🌱 Zero Leakage Promise
Certified:ISO 9001, PED
NibcoEst. 1904
USA🇺🇸
"Flow control and pipe fittings."
Market Rank
🏆 Top 5 Flow Control
Industry Approvals
🚀 Commercial Plumbing Approved
Warranty & Support
🛡️ 5-Year Limited Warranty
Green Manufacturing
🌱 Lead-Free Pioneer
Certified:ISO 9001, NSF/ANSI 61

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:Yes

Installation Procedure

1. Ensure pipe ends are clean, free of debris, and properly beveled for welding or threading. 2. Align pipe sections carefully to prevent stress concentrations. 3. Securely join pipe sections using appropriate welding techniques or threaded fittings, ensuring a leak-tight seal.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

Mechanical Properties

Burst Pressure4x Working Pressure (Typical)
Working PressureSee Manufacturer Specs
Temperature Range-20°F to 400°F (-29°C to 204°C)

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
Using incorrect pipe for the pressure rating.Verify that the Schedule 40 rating and material are suitable for the operating pressure and media.
Inadequate pipe end preparation before joining.Thoroughly clean and prepare pipe ends (beveling, deburring) according to industry standards to ensure a strong and leak-free connection.

Common Applications

  • High-pressure fluid and gas transmission
  • Hydraulic systems
  • Structural components in industrial settings
  • Steam and water lines

⚠️ Engineering Warnings

  • Always consult relevant industry codes and standards for specific application requirements.
  • Ensure proper handling and storage to prevent damage to the pipe's integrity.

Alternative Products to Consider

Premium Pipe, Tubing, Hose & Fittings equivalentHigher corrosion resistance (316 SS)
Economy Pipe, Tubing, Hose & Fittings optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the Seamless Pipe, Schedule 40 made from?

A: This Seamless Pipe, Schedule 40 is manufactured from Carbon Steel.

Q: What are the main applications?

A: High-pressure fluid and gas transmission, Hydraulic systems, Structural components in industrial settings, Steam and water lines.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 3.804"ID = 2.067"WALL0.448"MAX WORKING PRESSURE: 2,500 psiSeamless Construction — Uniform Wall Thickness

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.