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3.1" Seamless Carbon Steel Pipe - Schedule 40

Expert Overview

Engineered for demanding fluid and gas transport, this 3.1" Schedule 40 seamless carbon steel pipe offers superior strength and reliability for critical industrial applications.

StandardASTM A106
MaterialCarbon Steel
FinishPlain
GradeN/A
Pipe Size3.1"
Outside Diameter5.444"
Wall Thickness0.327"

Detailed Engineering Specifications

Precision-manufactured to tight tolerances, this 3.1" (nominal) Schedule 40 seamless carbon steel pipe boasts an exact 5.444" outside diameter and a robust 0.327" wall thickness. Conforming to ASTM A106 Grade B standards, it ensures exceptional tensile strength, yield strength, and impact resistance, making it suitable for high-pressure and high-temperature environments. The seamless construction eliminates welded seams, providing a uniform and leak-proof conduit for various corrosive and non-corrosive media.

🧊 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. Inspect pipe ends for damage or debris. Ensure proper beveling for welding. 2. Align pipe sections accurately and secure with appropriate clamps or tack welds. 3. Execute final weld according to applicable industry codes and standards, followed by post-weld inspection.

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 / ExposedModerate
Marine / SaltwaterNot Recommended
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using incorrect welding procedures for carbon steel.Adhere strictly to AWS D1.1 or equivalent standards, ensuring proper preheating, interpass temperatures, and filler metal selection for the specific ASTM grade.
Failure to properly support the pipe during installation.Utilize appropriate pipe supports spaced according to engineering calculations to prevent sagging, excessive stress, and potential failure.

Common Applications

  • High-pressure fluid conveyance in power generation
  • Oil and gas exploration and refining
  • Chemical processing and transport

⚠️ Engineering Warnings

  • Ensure compatibility of transported media with carbon steel to prevent corrosion.
  • Always adhere to safety protocols and applicable industry codes during handling and installation.

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 conveyance in power generation, Oil and gas exploration and refining, Chemical processing and transport.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 5.444"ID = 2.067"WALL0.327"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.