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3.5" Sch 40 316 SS Seamless Pipe - Corrosion Resistant

Expert Overview

This 3.5-inch Schedule 40 seamless pipe, crafted from superior 316 stainless steel, offers exceptional corrosion resistance and structural integrity for critical industrial applications.

StandardASTM A106
Material316 Stainless Steel
FinishAnodized
GradeN/A
Pipe Size3.5"
Outside Diameter1.696"
Wall Thickness0.189"

Detailed Engineering Specifications

Built to exacting engineering tolerances, this 3.5" Schedule 40 seamless pipe features a nominal outside diameter of 1.696" and a precise wall thickness of 0.189". Manufactured from 316 stainless steel, it boasts superior resistance to a wide range of corrosive media, including chlorides, due to its molybdenum content. This material combination ensures extended service life in harsh chemical processing, marine environments, and pharmaceutical manufacturing where purity and longevity are paramount. Conforming to ASME B36.19 standards, this pipe is engineered for reliable performance under demanding 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 pipe ends are clean, free of debris, and properly chamfered for welding or joining. 2. Align pipe sections meticulously to prevent stress concentrations. 3. Employ appropriate welding procedures (e.g., GTAW with matching filler material) and post-weld heat treatment if required by application specifications for optimal corrosion resistance.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardASTM A106

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 incompatible welding consumables for 316 stainless steel, leading to reduced corrosion resistance at the weld zone.Always use GTAW filler metal specifically designed for 316 stainless steel, such as ER316/ER316L, to maintain the material's inherent corrosion resistance.
Inadequate post-weld cleaning, allowing contaminants to remain on the surface and initiate pitting corrosion.Thoroughly clean all weld areas immediately after welding using stainless steel brushes and passivation treatment to remove any oxides or flux residues.

Common Applications

  • Chemical Processing Plants
  • Offshore Oil and Gas
  • Pharmaceutical and Food Processing

⚠️ Engineering Warnings

  • Always verify material compatibility with the specific fluid or gas being conveyed, especially in high-temperature or highly corrosive environments.
  • Ensure proper handling and storage to prevent surface contamination or mechanical damage that could compromise integrity.

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 Plants, Offshore Oil and Gas, Pharmaceutical and Food Processing.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 1.696"ID = 2.067"WALL0.189"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.