303 Stainless Flat Bar

Description

This bar is easy to machine and shape, making it great for precise work. It’s made with chromium, nickel, and sulfur, which helps it last longer and resist rust in many environments. It’s not as strong in harsh conditions as other types of steel, but it works well in aerospace and other detailed applications. It stays stable up to high temperatures but should avoid prolonged exposure to very high heat.

Applications:

  • Aerospace fittings
  • Hydraulic components
  • Fasteners
  • Food processing equipment shafts
  • Conveyor parts
  • Non-marine architectural trim
  • Chemical industry bushings
  • Threaded medical instrument handles
  • Gear blanks

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Product Specification

Mechanical Properties

Property Value
Tensile Strength 500-750 MPa (72,500-109,000 psi)
Yield Strength 190 MPa (27,500 psi) min
Elongation 35% min
Hardness 262 HB max
Modulus of Elasticity 193 GPa (28,000 ksi)

Chemistry Composition

Element Percentage
Iron (Fe) Balance
Chromium (Cr) 17.00 – 19.00
Nickel (Ni) 8.00 – 10.00
Manganese (Mn) 2.00 max
Silicon (Si) 1.00 max
Phosphorus (P) 0.05 max
Sulfur (S) 0.15 min
Carbon (C) 0.10 max
Copper (Cu) 1.00 max
Nitrogen (N) 0.1 max

Related Products

Width: 12mm-200mm
Length: 1- 12 meter customized length
Thickness: 1.5mm-20mm
Tolerance: ±1%

Diameter: 2mm-550mm
Technique: Cold Rolled Hot Rolled
Surface Treatment: Bright

Dimensions: 5.5mm-500mm
Technique: Cold Rolled, Hot Rolled
Surface treatment: Bright, Polished
Length: Customer Requirements