发明名称 |
Duct element for the exhaust system of a motor vehicle |
摘要 |
A duct element for the exhaust system of a motor vehicle with an internal combustion engine, including at least one flexible duct part, preferably a bellows. The flexible duct part is embodied at least partially from a first type of steel with a Mo-content ≧4% or ≧6% and with a N-content from 0.3% to 0.6% or from 0.18% to 0.25%, preferably embodied from steel of the type 1.4565 or the type 1.4547. Furthermore a decoupling element is provided for motor vehicles with an internal combustion engine and a respective use of steel embodied with a Mo-content ≧4% or ≧6% and a N-content from 0.3% to 0.6% or from 0.18% to 0.25%, preferably steel of the type 1.4565 or 1.4547. |
申请公布号 |
US9638358(B2) |
申请公布日期 |
2017.05.02 |
申请号 |
US201414173887 |
申请日期 |
2014.02.06 |
申请人 |
Witzenmann GmbH |
发明人 |
Leidig Hans-Jurgen;Seeger Bernd |
分类号 |
F16L11/14;F16L11/15;F16L55/033;F01N13/16 |
主分类号 |
F16L11/14 |
代理机构 |
Volpe and Koenig, P.C. |
代理人 |
Volpe and Koenig, P.C. |
主权项 |
1. An exhaust system for a motor vehicle, comprising a duct element (2) adapted to be connected to an exhaust outlet of an internal combustion engine, the duct element (2) comprising at least one flexible duct part (3) embodied at least partially from a first type of steel with a Mo-content ≧4 wt % and with a N-content from 0.3 wt % to 0.6 wt % or from 0.18 wt % to 0.25 wt %. |
地址 |
Pforzheim DE |