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304 Stainless Steel Sheet 0.300" x 12" x 20" - Fabricating Grade

Expert Overview

This 304 stainless steel stock sheet provides a robust foundation for your fabrication projects. Its excellent corrosion resistance and formability make it suitable for a wide range of demanding industrial and commercial applications.

StandardASME B18
Material304 Stainless Steel
FinishAnodized
GradeN/A
Thickness0.300"
Length12"
Width20"

Detailed Engineering Specifications

Specified by design engineers worldwide, this 304 stainless steel stock sheet offers a nominal thickness of 0.300 inches, a length of 12 inches, and a width of 20 inches. Fabricated from Type 304 stainless steel, it boasts a minimum of 18% chromium and 8% nickel, ensuring exceptional resistance to a broad spectrum of corrosive environments, including atmospheric, chemical, and food processing applications. Its inherent ductility and weldability facilitate complex forming and assembly processes, making it a preferred material for custom fabrications where longevity and hygiene are 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.

3MEst. 1902
USA🇺🇸
"Science applied to life."
Market Rank
🏆 Global Innovation Leader
Industry Approvals
🚀 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
Industry Approvals
🚀 Formula 1 & Aerospace OEM
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🛡️ 24/7 Application Support
Green Manufacturing
🌱 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 fabrication area, ensuring it is clean and free from contaminants that could compromise the stainless steel's surface integrity. 2. Accurately measure and mark the sheet according to design specifications for cutting, bending, or welding. 3. Utilize appropriate cutting, forming, and welding techniques suitable for 304 stainless steel, ensuring proper tooling and parameters to maintain material properties.

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 carbon steel tools for cutting or handling, leading to iron contamination and potential rust spots.Always use dedicated stainless steel tools or ensure thorough cleaning of any shared tools before contact with the 304 stainless steel sheet.
Inadequate post-weld cleaning or passivation, leaving surface contaminants that can initiate corrosion.Thoroughly clean welds and the surrounding area after fabrication. Perform passivation treatments as recommended by industry standards to restore the protective oxide layer.

Common Applications

  • Custom industrial enclosures and housings
  • Food processing equipment and components
  • Chemical processing vessels and piping

⚠️ Engineering Warnings

  • Always wear appropriate personal protective equipment (PPE), including safety glasses, gloves, and hearing protection, when handling and fabricating stainless steel.
  • Ensure proper ventilation when cutting, grinding, or welding stainless steel to avoid inhalation of metal fumes.

Alternative Products to Consider

Premium Fabricating equivalentHigher corrosion resistance (316 SS)
Economy Fabricating 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: Custom industrial enclosures and housings, Food processing equipment and components, Chemical processing vessels and piping.

Technical Schematic

ISOMETRIC CAD ENVELOPEStandard Bounding Box representationH: HL: 12"W: 20"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.