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304 Stainless Steel Sheet | 0.286" x 15" x 21" | Precision Measuring

Expert Overview

This 304 stainless steel stock sheet provides a stable, non-reactive surface for critical measuring, inspection, and fabrication projects. Its precise dimensions and durable material ensure accuracy and longevity in demanding industrial applications.

StandardASME B18
Material304 Stainless Steel
FinishPassivated
GradeN/A
Thickness0.286"
Length15"
Width21"

Detailed Engineering Specifications

Trusted by engineers across multiple sectors, this 304 stainless steel stock sheet is manufactured to exacting tolerances. Measuring 0.286 inches in thickness, 15 inches in width, and 21 inches in length, it offers a robust platform for calibration, layout, and component verification. The 304 stainless steel alloy is selected for its excellent corrosion resistance, high tensile strength, and non-magnetic properties, making it suitable for use in environments ranging from chemical processing to aerospace manufacturing. Its smooth, flat surface minimizes measurement error and ensures consistent 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
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 intended workspace is clean and level. 2. Carefully position the stock sheet in the desired location, avoiding any sharp impacts. 3. Secure the sheet if necessary for the intended application, using appropriate methods that do not deform the surface.

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 abrasive cleaning agents that can scratch the surface.Clean with mild soap and water, or specialized stainless steel cleaners to maintain surface integrity.
Exposing the sheet to harsh chemicals that can cause staining or corrosion.Refer to stainless steel compatibility charts and avoid prolonged contact with corrosive substances.

Common Applications

  • Precision Layout and Marking
  • Calibration Standards
  • Inspection Fixturing

⚠️ Engineering Warnings

  • Handle with care to prevent dents or scratches that could affect flatness.
  • Always wear appropriate personal protective equipment (PPE) when handling metal sheets.

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: Precision Layout and Marking, Calibration Standards, Inspection Fixturing.

Technical Schematic

ISOMETRIC CAD ENVELOPEStandard Bounding Box representationH: HL: 15"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.