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3.8" Sch 40 304 SS Seamless Pipe | 2.548" OD | 0.444" Wall

Expert Overview

This 3.8-inch Schedule 40 seamless pipe, manufactured from robust 304 stainless steel, offers superior corrosion resistance and mechanical strength. Ideal for demanding industrial fluid transfer and structural applications.

StandardDIN 933
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Pipe Size3.8"
Outside Diameter2.548"
Wall Thickness0.444"

Detailed Engineering Specifications

Engineered for reliability and performance, this 3.8-inch Schedule 40 seamless pipe boasts a precise 2.548-inch outside diameter and a substantial 0.444-inch wall thickness. Constructed from high-grade 304 stainless steel, it provides excellent resistance to a wide range of corrosive media, including acids, alkalis, and chlorides, making it suitable for chemical processing, food and beverage, and offshore applications. The seamless construction eliminates weld defects, ensuring uniform wall thickness and enhanced structural integrity under high pressure and temperature conditions.

🧊 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 all mating surfaces are clean and free from debris. 2. Properly align the pipe with the intended fitting or connection. 3. Securely fasten the pipe using appropriate threading or welding techniques as per industry standards.

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)18.0 - 20.0%
Nickel (Ni)8.0 - 10.5%
Manganese (Mn)2.00% max

Temperature & Environment Rating

Min Operating Temp
-320°F (-195°C)
Max Continuous Temp
1400°F (760°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 / SaltwaterGood
Chemical / AcidicNot Recommended

Common Mistakes & How to Avoid Them

❌ Mistake✅ Correct Approach
Using incompatible fittings.Always use fittings specifically designed for 304 stainless steel and the correct pipe schedule to ensure a proper seal and prevent galvanic corrosion.
Over-tightening threaded connections.Apply moderate torque to threaded connections to avoid stripping threads or compromising the pipe's integrity. Utilize appropriate thread sealant for the application.

Common Applications

  • Chemical Processing
  • Food and Beverage Industry
  • Offshore and Marine Applications

⚠️ Engineering Warnings

  • Verify compatibility with specific chemical media and operating temperatures.
  • Always follow ASME B31.3 or relevant piping codes for safe installation and operation.

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 304 Stainless Steel.

Q: What are the main applications?

A: Chemical Processing, Food and Beverage Industry, Offshore and Marine Applications.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 2.548"ID = 2.067"WALL0.444"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.