| 摘要 |
<p>Disclosed is a rail line comprising an element (12) of a railroad track unit, which is made of a high-alloy steel and in which at least one alloy has a content of at least 5 percent by mass, and a rail section (14) made of steel. Said element (12) and rail section (14) are joined together by welding without adding any metal. The rail section (14) is made of low-carbon medium-alloy steel which has a carbon content of less than 0.55 percent by mass.</p> |
