API 571 General

What does "L" mean in Austenitic SS, like 304L?

What does "H" mean in Austenitic SS, like 316H?

Which of the following is not a Ferritic steel? 300 series SS, 400 series SS, Chromes, Carbon steel, or none of the above?

Low alloy steels can contain up to how much chrome?

Which of the following is an Austenitic SS? Type 316, 2205, 405, or 410?

Which of the following is a Ferritic SS? Type 316, 2205, 405, or 410?

Which of the following is a Martensitic SS? Type 316, 2205, 405, or 410?

Nickel alloys are materials that have over how much nickel?