TW01 is a standard SAP Pooled Table which is used to store Classification of bonds data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The TW01 table consists of various fields, each holding specific information or linking keys about Classification of bonds data available in SAP. These include SWPKLASS (Classification of bond), SBRAANG (Indicator whether industry data useful for bonds)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .