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304 Stainless Steel Sheet | 0.211" x 21" x 18" | Pressure & Temp Control

Expert Overview

This 304 stainless steel stock sheet, precisely manufactured to 0.211" thickness, 21" width, and 18" length, is engineered for demanding pressure and temperature control systems. Its superior corrosion resistance and mechanical strength ensure reliable performance in critical environments.

StandardDIN 933
Material304 Stainless Steel
FinishBlack Oxide
GradeN/A
Thickness0.211"
Length21"
Width18"

Detailed Engineering Specifications

Manufactured under strict quality controls, this 304 stainless steel stock sheet exhibits exceptional durability and resistance to a wide range of corrosive media and elevated temperatures, making it ideal for pressure and temperature control applications. With a thickness of 0.211 inches, a length of 21 inches, and a width of 18 inches, it provides a robust material solution for fabricating components in chemical processing, food and beverage, marine, and HVAC systems where material integrity under stress is paramount. The austenitic 304 grade offers excellent formability and weldability, ensuring ease of integration into complex designs.

🧊 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
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 sheet is clean and free from contaminants. 2. Precisely cut the sheet to the required dimensions using appropriate metal cutting tools. 3. Fabricate and integrate the cut sheet into the pressure/temperature control system, adhering to all relevant engineering drawings and safety protocols.

Equivalent Standards (Cross-Reference)

Standard SystemDesignation
ISO EquivalentISO 9001:2015 Mfg
DIN EquivalentIndustry Standard
Primary StandardDIN 933

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 the wrong cutting tool, leading to burrs or material deformation.Utilize carbide-tipped blades or abrasive cutting wheels specifically designed for stainless steel to ensure clean, precise cuts and maintain material integrity.
Inadequate surface preparation before welding or assembly.Thoroughly degrease and remove any mill scale or oxide layers from the cut edges and surrounding areas to prevent weld contamination and ensure strong joint formation.

Common Applications

  • Pressure vessel fabrication
  • Heat exchanger components
  • High-temperature ducting and enclosures
  • Corrosive fluid handling systems

⚠️ Engineering Warnings

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

Alternative Products to Consider

Premium Pressure & Temperature Control equivalentHigher corrosion resistance (316 SS)
Economy Pressure & Temperature Control 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: Pressure vessel fabrication, Heat exchanger components, High-temperature ducting and enclosures, Corrosive fluid handling systems.

Technical Schematic

ISOMETRIC CAD ENVELOPEStandard Bounding Box representationH: HL: 21"W: 18"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.