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304 Stainless Steel Sheet 0.024" x 18" x 21" | Heating & Cooling

Expert Overview

Engineered for demanding thermal environments, this 304 stainless steel sheet offers superior corrosion resistance and high-temperature performance. Its precise dimensions make it ideal for custom fabrication in heating and cooling applications.

StandardASME B18
Material304 Stainless Steel
FinishZinc Plated
GradeN/A
Thickness0.024"
Length18"
Width21"

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this 304 stainless steel stock sheet provides exceptional durability and longevity. Measuring 0.024 inches in thickness, 18 inches in length, and 21 inches in width, it is fabricated from AISI 304 stainless steel, renowned for its excellent resistance to oxidation and corrosion at elevated temperatures. This material composition makes it a prime choice for components in industrial furnaces, heat exchangers, ductwork, and other critical heating and cooling systems where thermal cycling and aggressive atmospheres are prevalent. Its formability allows for intricate shaping without compromising structural integrity, ensuring reliable performance.

🧊 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.

3MEst. 1902
USA🇺🇸
"Science applied to life."
Market Rank
🏆 Global Innovation Leader
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🚀 Aviation & Medical Approved
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🛡️ Premium Performance Guarantee
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🌱 100% Renewable Energy HQ
Certified:ISO 9001, ISO 14001
LoctiteEst. 1953
Germany🇩🇪
"Industrial adhesives and sealants."
Market Rank
🏆 #1 Global Adhesives
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🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
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🌱 Climate Positive 2030
Certified:ISO 9001, IATF 16949
McMaster-CarrEst. 1901
USA🇺🇸
"Complete industrial supply."
Market Rank
🏆 #1 Industrial Supply Standard
Industry Approvals
🚀 US Military Approved
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🛡️ Lifetime Return Policy
Green Manufacturing
🌱 Sustainable Logistics
Certified:ISO 9001 Compliant

Certifications & Compliance

RoHS Compliant:Yes
REACH Compliant:Yes
Material Traceability:Available on Request
DFARS Compliant:Yes

Installation Procedure

1. Prepare the mounting surface, ensuring it is clean and free of debris. 2. Carefully position the stainless steel sheet according to design specifications. 3. Secure the sheet using appropriate fasteners and welding techniques suitable for 304 stainless steel.

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)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 standard carbon steel fasteners which can lead to galvanic corrosion.Always use 304 stainless steel or other compatible corrosion-resistant fasteners.
Improper welding techniques that can alter the stainless steel's corrosion resistance.Employ TIG or MIG welding with appropriate filler materials and post-weld cleaning to maintain passivation.

Common Applications

  • Heat Exchanger Fabrication
  • Furnace Lining and Components
  • Industrial Ductwork and Venting

⚠️ Engineering Warnings

  • Handle with care to avoid sharp edges.
  • Ensure proper ventilation when cutting or welding to avoid inhaling metal fumes.

Alternative Products to Consider

Premium Heating & Cooling equivalentHigher corrosion resistance (316 SS)
Economy Heating & Cooling optionLower cost for non-critical indoor applications

Frequently Asked Questions

Q: What is the 304 Stainless Steel Stock Sheet made from?

A: This 304 Stainless Steel Stock Sheet is manufactured from 304 Stainless Steel.

Q: What are the main applications?

A: Heat Exchanger Fabrication, Furnace Lining and Components, Industrial Ductwork and Venting.

Technical Schematic

ISOMETRIC CAD ENVELOPEStandard Bounding Box representationH: HL: 18"W: 21"GENERAL COMPONENT304 Stainless Steel Stock Sheet

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.