Stainless Steel 304

Stainless Steel 304 is the most widely used stainless steel grade globally. It provides excellent corrosion resistance, good formability, and weldability. The 18/8 chromium-nickel composition delivers reliable performance across diverse applications.

Machinability

45/100

Tolerance

±0.01 mm

Category

Stainless Steel

Material Properties

PropertyValue
Tensile Strength515 MPa (75 ksi)
Yield Strength205 MPa (30 ksi)
Hardness201 HB
Density8.00 g/cm³
Machinability Rating45/100
Thermal Conductivity16.2 W/m·K
Melting Point1,400–1,450 °C
Tolerance±0.01 mm

Common Grades

304304L304H

Advantages

  • Excellent corrosion resistance
  • Weldable
  • FDA-approved for food contact
  • Wide availability

Limitations

  • Lower machinability than 303
  • Work-hardens during machining
  • Requires sharp tooling and rigid setups

Common Applications

Food equipment

Chemical containers

Architectural hardware

Kitchen equipment

Medical instruments

Industries Served

Food & BeverageMedicalChemical ProcessingArchitectureConsumer Products

Available Surface Finishes

PassivationElectropolishBead BlastMirror PolishBrushed

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