| 摘要 |
PROBLEM TO BE SOLVED: To industrially stably supply an inexpensive and stable austenite (A)-based stainless steel applied to products such a steel sheet, a steel strip and a steel tube used at low temperature of room temperature or lower.SOLUTION: There is provided a stainless steel for low temperature application containing, by mass%, C:0.01% to 0.20%, Si:1.0% or less, Mn:3.0% or less, Cr:10.0% to 20.0%, Ni:5.0% to 10.0%, N:0.01% to 0.30% and the balance Fe with impurities and having the contents of above described components satisfying following formula, structure of an austenite single phase, average crystal particle diameter of 10 μm or less and generating no martensite phase when cooling to room temperature or lower. -273>1032-42Cr-61Ni-33Mn-28Si-1000C-2860N.SELECTED DRAWING: None |
