The National Union of Metalworkers of South Africa NUMSA said it will go on strike at ArcelorMittal South Africa Ltd on Thursday to protest job cuts that have impacted 107 workers.
NUMSA said in a statement it would picket the companys Vanderbijlpark head office, south of Johannesburg, on Thursday.
NUMSA has issued a strike notice to the company and it begins on Thursday the 14th of November, it said.
The union said its members have been provoked into striking following the conclusion of a job-cutting process.
ArcelorMittal was not immediately available for comment.