Khanyisa steel keel umshini ukhiqiza iphrofayela cross-Sectional ngu ugingqe ngokuqhubekayo abandayo strip. Uhlaka senziwa cast iron futhi omnene, ngamandla okusezingeni eliphezulu nokuphila isikhathi eside.
Khanyisa steel keel umshini ukhiqiza iphrofayela cross-Sectional ngu ugingqe ngokuqhubekayo abandayo strip. Uhlaka senziwa cast iron futhi omnene, ngamandla okusezingeni eliphezulu nokuphila isikhathi eside.