| 摘要 |
<p>An alloy contains 0.45-1 wt.% carbon, 2 wt.% or less manganese, 1 wt.% or less silicon, 8.5-11.5 wt.% chromium, 1-4.5 wt.% molybdenum, 1-2.5 wt.% vanadium, 0.5 wt.% or less tungsten, 0.5 wt.% or less niobium, 0.5 wt.% or less tantalum, 3 wt.% or less nickel, 0.5 wt.% or less cobalt, 0.1 wt.% or less aluminum, 0.01 wt.% or less nitrogen, and remainder of iron and unavoidable impurities. An independent claim is included for bearing and bearing portion.</p> |
