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4" Sch 160 304 Stainless Steel Seamless Pipe

Expert Overview

This Schedule 160, 4.0" diameter seamless pipe, fabricated from premium 304 stainless steel, is engineered for extreme pressure and corrosive environments. Its robust construction ensures superior integrity and longevity.

StandardASTM A106
Material304 Stainless Steel
FinishPlain
GradeN/A
Pipe Size4.0"
Outside Diameter4.404"
Wall Thickness0.322"

Detailed Engineering Specifications

Built to exacting engineering tolerances, this 4.0" nominal size seamless pipe boasts an actual outside diameter of 4.404" and a substantial 0.322" wall thickness, conforming to Schedule 160 requirements. Composed of 304 stainless steel, it offers excellent resistance to a wide range of corrosive media and elevated temperatures, maintaining its structural integrity under high stress. This makes it ideal for demanding applications in chemical processing, oil and gas, and high-pressure fluid transfer systems 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. Verify pipe dimensions and material certification against project specifications. 2. Prepare pipe ends using appropriate cutting and beveling techniques as per applicable welding standards. 3. Ensure proper alignment and fit-up for welding, adhering to approved welding procedures for 304 stainless steel.

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)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 welding consumables for 304 stainless steel, leading to potential corrosion or weld joint failure.Always utilize filler metals specifically recommended for 304 stainless steel welding, such as ER308L or E308L, to ensure weld integrity and corrosion resistance.
Improper cleaning of pipe ends prior to welding, introducing contaminants that compromise weld quality.Thoroughly clean pipe ends with stainless steel brushes and degreasing solvents to remove all dirt, oil, and other potential contaminants before initiating the welding process.

Common Applications

  • High-pressure hydraulic systems
  • Chemical and petrochemical processing pipelines
  • Corrosive fluid transport

⚠️ Engineering Warnings

  • Ensure compatibility of the fluid media with 304 stainless steel under operating temperature and pressure conditions.
  • Adhere strictly to welding procedures and post-weld heat treatment, if required, to maintain material properties and corrosion resistance.

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 160 made from?

A: This Seamless Pipe, Schedule 160 is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: High-pressure hydraulic systems, Chemical and petrochemical processing pipelines, Corrosive fluid transport.

Technical Schematic

PIPE CROSS-SECTIONASTM A106 / ASME B36.10FLOWOD = 4.404"ID = 2.067"WALL0.322"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.