Stainless steel grades are commonly referred to by designations that are registered

Stainless steel grades are commonly referred to by designations that are registered 



Atlas Stainless steel breakdown sheet for your reference


Austenitic Stainless Steels
High strength for roll formed structural components
Low work hardening rate grade for cold heading fasteners
Free-machining bar grades
Standard 18/8 grades
310, 310S, 310H
High temperature resistant grades
316, 316L, 316H
Improved resistance to pitting corrosion in chloride environments
Stabilised grades for heavy section welding and high temperature applications
High temperature resistant grade
High resistance to general corrosion, pitting and stress corrosion cracking
Ferritic Stainless Steels
Utility steel resistant to wet abrasion and mild corrosion
Utility steel resistant to wet abrasion and mild corrosion - weld stabilised
Automotive exhaust grade - weld stabilised
Resistant to mildly corrosive environments
F18S
Resistant to mildly corrosive environments - weld stabilised
F18MS / 444
A ferritic alternative to grade 316 / 316 L - Weld stabilised
F20S
A ferritic alternative to grade 304 / 304L - Weld stabilised
Duplex Stainless Steels
2101
Lean duplex for tanks and structural applications
Duplex alternative to grade 316
Standard duplex stainless steel - high resistance to pitting and stress corrosion
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
Standard martensitic grade for low-duty hardened applications
Free-machining bar grade
Higher hardness martensitic grade for cutlery, cutting tools and dies
High hardness and toughness grade, primarily for shafting
Very high hardness grades used in cutting tools
Precipitation Hardening Stainless Steel
(17-4PH) High strength shafting grade
Complete Set of Datasheets
Download the complete set of Atlas stainless steel datasheets

Thanks for:

Source from 
http://www.atlassteels.co.nz/documents/Atlas_Grade_datasheet_-_all_datasheets_rev_Nov_2011.pdf

FOREWORD
This compilation of Grade Datasheets has been produced by Atlas Steels Technical Services Department as a companion to the Atlas Technical Handbook of Stainless Steels. Any suggestions for improvements, additions or corrections would be very welcome; these should be directed to:

Technical Manager, Atlas Steels
Telephone +61 3 9272 9999, E-mail peter.moore@atlassteels.com.au

Individual grade datasheets are available from the Atlas Steels website. Information from any Atlas publication can be freely copied, but it is requested that the source be acknowledged.

Limitation of Liability
The information contained in these datasheets is not an exhaustive statement of all relevant information. It is a general guide for customers to the products and services available from Atlas Steels and no representation is made or warranty given in relation to this information or the products or processes it describes.

Published by Atlas Steels Technical Services Department
Copyright © Atlas Steels