发明名称 |
TURBINE SHAFT AND PRODUCTION OF A TURBINE SHAFT |
摘要 |
<p>The invention relates to a turbine shaft for a steam turbine, oriented in an axial direction and comprising a first and a second flow region. According to the invention, a first material is provided in the first flow region of the turbine shaft, and a second flow region is provided in the second flow region thereof, the first material having heat-resistant properties and the second material having cold-resistant properties. The inventive turbine shaft is produced by means of a construction weld seam without any previous buffer layer welding on one of the two materials.</p> |
申请公布号 |
EP1567749(B1) |
申请公布日期 |
2007.04.11 |
申请号 |
EP20030788831 |
申请日期 |
2003.12.02 |
申请人 |
SIEMENS AKTIENGESELLSCHAFT |
发明人 |
JANSSEN, WOLFGANG;KERN, TORSTEN-ULF;KLOECKNER, HEINZ |
分类号 |
F01D5/02;F01D5/06;F01D5/28 |
主分类号 |
F01D5/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|