Here is a useful link to South Africa's Steel industry which at the time of writing in 2011, was nearly twice the size of ours.
Due to many of its steel mills being small vis-a-vis Chinese, it is obviously struggling to compete with China:
https://www.industry.gov.au/sites/default/files/adc/public-record/055_-non-confidential_attachment_d_-_south_africa_0.pdf
