actually you can't delete a material code. You can only flag it for successive deletion. To set this indicator use T-code MM02 and then select from the menù: 'Material --> flag for deletion'
See also 'Archiving Material Master Records (LO-MD-MM)' in the SAP library documentation .
To delete a material Go to MM02 and in the Material tab page select flag for deletion. There you find two ways to set deletion flag to the material.
If you select first option, you can set deletion flag immediately to the material.
and by selecting second option you can schedule a date from which the material
will be set an deletion flag.
Delete materials permanently:
How can we delete materials permanently from Material master?
A: Use transaction MM70 - Material Master->Other->Reorganization->Material->Choose.
Build variant with selection range of material master records to be selected for deletion and maintain run parameters. Execute.
Use transaction MM71 - Material Master-> other-> Reorganization->Material->Reorganization
Build a second variant
Maintain run parameters and execute.
It is also important to remove the records manually from info record, POs, PRs, reservation etc for successful deletion of the material.
Reward points if u helpful
You cannot delete the material from material master until archiving. To archive the material master, first goto transaction MM71.
Archiving Material Master:
Transaction SARA contains all the SAP archiving objects for all the SAP R/3 applications modules. All the SAP archive functions are shown in SARA. Choose the corresponding SAP archive object, hit enter and the archive administration menu will be shown. Provided here will be an example on how to archive the SAP Material Master.
Archive a Material Master Record
When a material is no longer required in a company or plant, you can archive and delete the material master record.
You have to Flag the material master record for deletion. This is known as logical deletion.
Before a material master record can be archived and deleted, other objects (such as purchasing documents) that refer to this material must themselves be archived. You can see which objects these are and the dependencies between them in the network graphic.
If a material master record cannot be archived and deleted at a given organizational level, the reason is given in the log (for example, a purchase order exists for the material). The log also contains technical data such as the number of material master records read and the number deleted.
Some of the archive error log message :-
Costing data exists
Use in routing
Use in sales and distribution
Use in bill of material
Costing data exists
Info record exists
Purchase order exists
The Archiving steps :-
Archiving object MM_MATNR for archiving material master records.
You can display the archived data, but not reload it.
To archive the material master, first goto transaction MM71.
Type in a variant name and click Maintain. (Tick the Test Mode for archive simulation).
Save the variant.
Maintain the Start date and Spool parameters and click execute.
Click Goto Job Overview to check the archive status.
To do a permanent delete, goto transaction SARA and click Delete button.
Maintain the Archive Selection, Start date and Spool parameters.
Click Test Session for testing or click execute to start the deletion program.
Click Goto Job Overview to check the delete status.
Now, if you goto MM02/MM03, you will not be able to find the record in the material master.