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3.5" Sch 80 304 Stainless Steel Seamless Pipe

Expert Overview

This 3.5" Schedule 80 seamless pipe, crafted from premium 304 stainless steel, is engineered for superior performance in high-pressure, corrosive environments. Its robust construction ensures reliability and longevity in critical industrial applications.

StandardDIN 933
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Pipe Size3.5"
Outside Diameter1.822"
Wall Thickness0.363"

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this 3.5" Schedule 80 seamless pipe boasts an outside diameter of 1.822" and a substantial wall thickness of 0.363". Manufactured from high-grade 304 stainless steel, it offers exceptional resistance to a wide range of corrosive media and elevated temperatures, making it ideal for chemical processing, petrochemical, and high-pressure fluid transport systems. The seamless construction eliminates weld seams, ensuring uniform strength and preventing potential leak paths, crucial for maintaining system integrity under demanding operational pressures.

🧊 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. Visually inspect pipe for any damage or debris. 2. Ensure mating surfaces of fittings are clean and properly prepared. 3. Make appropriate connections using compatible welding or threading procedures according to ASME B31.3 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 incorrect thread sealant or tape for stainless steel.Always use thread sealants and tapes specifically rated for stainless steel to prevent galling and ensure a secure seal.
Improper welding procedures for 304 stainless steel.Employ qualified welders and follow recommended welding parameters for 304 stainless steel, including appropriate filler materials and post-weld heat treatment if necessary, to maintain corrosion resistance.

Common Applications

  • Chemical Processing Plants
  • Petrochemical Refineries
  • High-Pressure Fluid Transfer Systems
  • Food and Beverage Industry
  • Marine and Offshore Applications

⚠️ Engineering Warnings

  • Ensure proper material compatibility with the fluid being transported to prevent premature corrosion.
  • Adhere to all applicable ASME and industry codes for 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 80 made from?

A: This Seamless Pipe, Schedule 80 is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Chemical Processing Plants, Petrochemical Refineries, High-Pressure Fluid Transfer Systems, Food and Beverage Industry, Marine and Offshore Applications.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 1.822"ID = 2.067"WALL0.363"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.