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3.8" Sch 40 316 Stainless Steel Seamless Pipe

Expert Overview

This 3.8" Schedule 40 seamless pipe, fabricated from premium 316 stainless steel, offers superior corrosion resistance and mechanical strength for critical fluid transfer systems.

StandardASME B18
Material316 Stainless Steel
FinishPlain
GradeN/A
Pipe Size3.8"
Outside Diameter3.836"
Wall Thickness0.306"

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this 3.8" Schedule 40 seamless pipe features a precise 3.836" outside diameter and a robust 0.306" wall thickness. Constructed from high-grade 316 stainless steel, it provides exceptional resistance to pitting, crevice corrosion, and general corrosion in aggressive environments. This material's inherent strength and durability make it ideal for high-pressure applications in chemical processing, marine, and oil & gas industries where reliability is paramount.

🧊 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 mating surfaces are clean and free of debris. 2. Apply appropriate sealant or welding preparation to pipe ends. 3. Carefully align and secure pipe for connection or welding.

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)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 joining methods for 316 stainless steel.Employ certified welding procedures or appropriate mechanical fittings designed for stainless steel to maintain material integrity and corrosion resistance.
Exposing the pipe to incompatible chemicals.Consult chemical compatibility charts for 316 stainless steel to ensure suitability for the intended fluid media.

Common Applications

  • Chemical Processing Pipelines
  • Marine Fluid Systems
  • Oil and Gas Transfer Lines

⚠️ Engineering Warnings

  • Ensure proper handling to prevent scratching or damage to the passive layer, which can compromise corrosion resistance.
  • Verify system pressure and temperature ratings do not exceed the capabilities of Schedule 40 316 stainless steel 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 316 Stainless Steel.

Q: What are the main applications?

A: Chemical Processing Pipelines, Marine Fluid Systems, Oil and Gas Transfer Lines.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 3.836"ID = 2.067"WALL0.306"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.