| 摘要 |
<p>A steel alloy composition consists essentially of the following ingredients by weight in the range: Carbon - .12 to .17%; Manganese - .67 to .85%; Silicon - .15 to .35%; Chromium - 1.40 to 1.85%; Molybdenum - 40 to .50%; Tungsten .10 to .15%; Iron - the balance. One intended use for the composition is in making nozzles, noses, plungers and shot sleeves used for zinc and aluminum die casting.</p> |
