CORROSION-RESISTANT NON-MAGNETIC STEEL AND RETAINING RING FOR A GENERATOR MADE OF IT

摘要

Disclosed is a non-magnetic, crevice corrosionresistant steel retaining ring for a generator made of a corrosion-resistant non-magnetic steel comprising, in terms of weight percentage, 0.4% or less of carbon, above 0.3% but up to 1% of nitrogen, 2% or less of silicon, 12 to 20% of chromium, 13 to 25% of manganese and the balance consisting substantially of iron, the total content of the chromium and manganese being at least 30%.