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304 Stainless Steel Stock Sheet - 0.343" x 20" x 25"

Expert Overview

This 304 stainless steel stock sheet offers exceptional durability and corrosion resistance, making it ideal for demanding industrial fabrication and custom engineering solutions.

StandardASME B18
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Thickness0.343"
Length20"
Width25"

Detailed Engineering Specifications

Purpose-built for heavy-duty applications, this 304 stainless steel stock sheet boasts a substantial 0.343" thickness, ensuring superior structural integrity and resistance to deformation under significant stress. Its 20" x 25" dimensions provide a versatile platform for a wide range of fabrication tasks. Composed of 18% chromium and 8% nickel, this austenitic stainless steel exhibits excellent weldability, formability, and resistance to most corrosive environments, including atmospheric, chemical, and food-grade applications. Its robust composition makes it a reliable choice for components requiring longevity and performance in challenging conditions.

🧊 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
Warranty & Support
🛡️ Premium Performance Guarantee
Green Manufacturing
🌱 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
Warranty & Support
🛡️ 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
Warranty & Support
🛡️ 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. Ensure the installation area is clean and free of debris. 2. Carefully position the sheet to align with fabrication requirements. 3. Secure the sheet using appropriate fastening methods for the intended application.

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, leading to galvanic corrosion.Always utilize stainless steel fasteners compatible with 304 grade for any attachments.
Improper cutting techniques causing excessive heat buildup and material degradation.Employ appropriate cutting tools and techniques, such as flood cooling and slow feed rates, to prevent localized overheating.

Common Applications

  • Custom machine guards and enclosures
  • Heavy-duty fabrication and structural components
  • Industrial shelving and work surfaces

⚠️ Engineering Warnings

  • Always wear appropriate personal protective equipment (PPE) when handling and fabricating stainless steel.
  • Ensure proper ventilation during welding or cutting operations to avoid inhalation of fumes.

Alternative Products to Consider

Premium Measuring & Inspecting equivalentHigher corrosion resistance (316 SS)
Economy Measuring & Inspecting 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 machine guards and enclosures, Heavy-duty fabrication and structural components, Industrial shelving and work surfaces.

Technical Schematic

ISOMETRIC CAD ENVELOPEStandard Bounding Box representationH: HL: 20"W: 25"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.