Which stainless steel grade to use for your industry?


Here are some of the tried and tested applications so you know which stainless steel grade to use for your industry.

Ferritic Stainless Steels:

  • Grade 409: Automotive exhaust systems and heat exchangers
  • Grade 416: Axles, shafts, and fasteners
  • Grade 430: Food industry and appliances
  • Grade 439: Automotive exhaust systems components

Austenitic Stainless Steels:

  • Grade 303: Fasteners, fittings, gears
  • Grade 304: General purpose austenitic stainless steel
  • Grade 304L: Grade 304 applications that require welding
  • Grade 309: Applications involving elevated temperatures
  • Grade 316: Chemical applications
  • Grade 316L: Grade 316 applications that require welding

Martensitic Stainless Steels:

  • Grade 410: Generable purpose martensitic stainless steel
  • Grade 440C: Bearings, knives, and other wear-resistant applications

Precipitation Hardened Stainless Steels:

  • 17-4 PH: Aerospace, nuclear, defense and chemical applications
  • 15-5 PH: Valves, fittings, and fasteners

Duplex stainless steels:

  • 2205: Heat exchangers and pressure vessels
  • 2507: Pressure vessels and desalination plants