Exhaust gas turbocharger for internal combustion engines has turbine housing comprising two individual sheet metal parts spaced from each other with interspace formed between inner and outer shells

摘要

The turbine housing (2) which contains a rotary mounted turbine wheel (3) comprises two individual sheet metal parts spaced from each other and with one forming an inner shell (8) and the other an outer shell (9) with an interspace inbetween. The inner shell is made from steel plate resistant to higher temperatures than the outer shell.