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3.9" Sch 40 316 SS Seamless Pipe - 6.476" OD

Expert Overview

This 3.9" Schedule 40 seamless pipe, crafted from high-grade 316 stainless steel, offers exceptional corrosion resistance and durability for demanding industrial applications. Engineered for reliability in harsh environments.

StandardDIN 933
Material316 Stainless Steel
FinishAnodized
GradeN/A
Pipe Size3.9"
Outside Diameter6.476"
Wall Thickness0.125"

Detailed Engineering Specifications

A proven choice for industrial professionals, this 3.9" Schedule 40 seamless pipe boasts a precise 6.476" outside diameter and a 0.125" wall thickness. Constructed from premium 316 stainless steel, it provides superior resistance to pitting and crevice corrosion in aggressive chemical, marine, and high-temperature environments. Its seamless construction ensures uniform wall thickness and enhanced structural integrity, making it ideal for high-pressure fluid transport and structural components.

🧊 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. Thoroughly clean pipe ends and fittings to remove debris and contaminants. 2. Apply appropriate sealant or weld preparation according to industry standards and application requirements. 3. Ensure proper alignment and secure connections for leak-free operation.

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 thread sealant for the specific fluid or gas being conveyed.Consult material compatibility charts and select a sealant specifically rated for the media and operating conditions.
Over-tightening threaded connections, leading to potential pipe deformation or fitting damage.Follow manufacturer torque specifications or use a calibrated torque wrench for consistent and controlled tightening.

Common Applications

  • Chemical Processing
  • Marine and Offshore
  • Food and Beverage Processing
  • Pharmaceutical Manufacturing
  • High-Temperature Fluid Transfer

⚠️ Engineering Warnings

  • Always verify compatibility of 316 stainless steel with the specific chemical media and operating temperatures.
  • Ensure proper handling and storage to prevent surface contamination or mechanical damage that could compromise corrosion resistance.

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 316 Stainless Steel.

Q: What are the main applications?

A: Chemical Processing, Marine and Offshore, Food and Beverage Processing, Pharmaceutical Manufacturing, High-Temperature Fluid Transfer.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 6.476"ID = 2.067"WALL0.125"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.