FAQ's

1. When should an "L-grade" stainless steel be used?
2. What are the differences among "standard", "L", and "H" grade stainless steels?
3. What is an "N" grade?
4. Can stainless steel be magnetized?
5. What influence does deformation-induced martensite have on corrosion resistance?
6. What are PRE and PREN and how do they relate to corrosion resistance?
7. Will a ferritic and an austenitic stainless of the same PRE have the same corrosion resistance?
8. How do I select which stainless steel to use?
9. What do I need to know about "free-iron", surface contamination, cleaning, passivation, and pickling?
10. What are XM alloys?
11. Is there a corrosion problem if I join two stainless steels, such as type 316L and type 304 stainless steel, by welding?
12. What other factors should be considered when welding together different stainless steels?
13. Is there a problem if I join a low alloy steel to a stainless steel?
14. How is it possible to assess carburization or nitriding of austenitic alloys using magnetic measurements?
15. How can depletion of the ferritizing element chromium increase the ferrite number?
16. Why am I getting carburization of the alloy of my bright annealing furnace when the atmosphere contains no carbon?
17. What does "CRES" mean?
18. How does stainless steel perform in wear-resisting applications?
19. What is 885°F (475°C) embrittlement?
20. Can stainless steel be soldered?
21. What stainless steels are suitable for food contact usage?
22. What is the fire resistance rating of stainless steel?