• Stainless Steel Grade Data Sheets

Stainless Steel Grade Data Sheets

Click on the links in the table below to access concise data sheets covering all the common stainless steels.

The contents of each data sheet includes:

  • Grade overview;
  • Corrosion resistance;
  • Heat resistance;
  • Heat treatment;
  • Welding;
  • Machining;
  • Certification;
  • Typical application;
  • Chemical composition;
  • Mechanical properties;
  • Physical properties;
  • Grade specification comparison; and
  • Possible alternative grades.
Austenitic Stainless Steels
301, 301L, 301LN High strength for roll formed structural components.
302HQ Low work hardening rate grade for cold heading fasteners.
303, 303Se Free-machining bar grades.
304, 304L, 304H Standard 18/8 grades.
310, 310S, 310H High temperature resistant grades.
316, 316L, 316H Improved resistance to pitting corrosion in chloride environments.
321, 321H Stabilised grades for heavy section welding and high temperature applications.
253MA (UNS S30815) High temperature resistant grade.
904L High resistance to general corrosion, pitting and stress corrosion cracking.
Ferritic Stainless Steels
3CR12 Utility steel resistant to wet abrasion and mild corrosion.
3CR12Ti Utility steel resistant to wet abrasion and mild corrosion – weld stabilised.
409 Automotive exhaust grade – weld stabilised.
430, 430F Resistant to mildly corrosive environments.
439 A ferritic alternative to grade 304 / 304L – Weld stabilised.
444 A ferritic alternative to grade 316 / 316 L – Weld stabilised.
Duplex Stainless Steels
2101 Lean duplex for tanks and structural applications.
2205 Standard duplex stainless steel – high resistance to pitting and stress corrosion.
2304 Duplex alternative to grade 316.
2507 Super duplex with very high resistance to pitting and stress corrosion.
2507Cu Super duplex with very high resistance to pitting and stress corrosion.
Martensitic Stainless Steels
410 Standard martensitic grade for low-duty hardened applications.
416 Free-machining bar grade.
420 Higher hardness martensitic grade for cutlery, cutting tools and dies.
431 High hardness and toughness grade, primarily for shafting.
Precipitation Hardening Stainless Steel
630 (17-4PH)  High strength shafting grade.
Complete Set of Data Sheets
All Data Sheets Download the complete set of Atlas stainless steel data sheets.

Note that some of these stainless steel grades are commonly referred to by designations that are registered trademarks.

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