Home > Pipe, Tubing, Hose & Fittings > Seamless Pipe, Schedule 40

304 Stainless Steel Seamless Pipe, Sch 40, 4.8" IPS

Expert Overview

Engineered for superior performance, this 304 stainless steel seamless pipe adheres to Schedule 40 specifications. Its robust construction ensures exceptional durability and corrosion resistance, making it ideal for critical fluid and gas conveyance in harsh industrial settings.

StandardASME B18
Material304 Stainless Steel
FinishPassivated
GradeN/A
Pipe Size4.8"
Outside Diameter6.487"
Wall Thickness0.325"

Detailed Engineering Specifications

Designed for demanding industrial environments, this 4.8" IPS (Nominal Pipe Size) seamless pipe is manufactured from high-grade 304 stainless steel. It features an outside diameter of 6.487 inches and a wall thickness of 0.325 inches, conforming to Schedule 40 dimensional standards. The inherent passivation layer of 304 stainless steel provides excellent resistance to a wide range of corrosive media, including many acids, alkalis, and organic compounds. This material exhibits good weldability and formability, suitable for applications requiring high integrity and long service life in food processing, chemical handling, petrochemical, and pharmaceutical industries.

🧊 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 of debris. 2. Apply appropriate thread sealant or welding consumables according to application requirements and industry best practices. 3. Properly align and secure the pipe to prevent stress concentrations and ensure a leak-tight connection.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASME B18

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 incorrect thread sealant for corrosive environments.Consult material compatibility charts and select sealants specifically rated for 304 stainless steel and the process media.
Over-tightening threaded connections, leading to thread galling or pipe damage.Utilize torque wrenches set to manufacturer specifications and apply lubricant where recommended to prevent galling.

Common Applications

  • Chemical Processing
  • Food and Beverage Production
  • Pharmaceutical Manufacturing
  • Petrochemical Transfer Lines
  • Water and Wastewater Treatment

⚠️ Engineering Warnings

  • Ensure material compatibility with the transported fluid to prevent premature corrosion.
  • Proper welding procedures are critical for maintaining the corrosion resistance and mechanical integrity of the pipe.

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 Production, Pharmaceutical Manufacturing, Petrochemical Transfer Lines, Water and Wastewater Treatment.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 6.487"ID = 2.067"WALL0.325"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.