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3" Sch 80 316 Stainless Steel Seamless Pipe | OD 6.429" | WT 0.347"

Expert Overview

This 3" Schedule 80 seamless pipe, constructed from superior 316 stainless steel, offers exceptional corrosion resistance and mechanical strength for demanding industrial applications.

StandardISO 9001
Material316 Stainless Steel
FinishPassivated
GradeN/A
Pipe Size3.0"
Outside Diameter6.429"
Wall Thickness0.347"

Detailed Engineering Specifications

A high-performance industrial component, this 3.0" nominal size seamless pipe boasts an outside diameter of 6.429" and a substantial wall thickness of 0.347", conforming to Schedule 80 dimensional standards. Fabricated from premium 316 stainless steel, it provides unparalleled resistance to pitting, crevice corrosion, and stress corrosion cracking in aggressive chemical and marine environments. Its seamless construction ensures uniform wall thickness, eliminating potential leak paths and guaranteeing superior pressure containment capabilities for critical fluid and gas transfer systems.

🧊 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 and connecting fittings are clean and free from debris. 2. Apply an appropriate thread sealant or gasket compatible with 316 stainless steel and the service fluid. 3. Securely tighten connections to the manufacturer's recommended torque specifications, avoiding over-tightening.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardISO 9001

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 thread sealant or gasket material.Always verify compatibility of sealants and gaskets with 316 stainless steel and the specific process fluid at operating temperature and pressure.
Over-tightening connections, leading to thread damage or pipe deformation.Utilize a calibrated torque wrench and adhere to recommended torque values for fittings and connections to prevent mechanical stress.

Common Applications

  • Chemical Processing
  • Offshore & Marine
  • Food & Beverage Production

⚠️ Engineering Warnings

  • Ensure proper welding procedures and filler materials are used if welding is required to maintain corrosion resistance.
  • Subject to specific pressure ratings for Schedule 80 at various temperatures; consult relevant ASME standards for detailed information.

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 316 Stainless Steel.

Q: What are the main applications?

A: Chemical Processing, Offshore & Marine, Food & Beverage Production.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 6.429"ID = 2.067"WALL0.347"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.