Iikhoyili zetsimbi ezingama-430 zihlala zimagnetic kwaye zibonisa umxholo ophezulu wekhabhoni, zihlelwa njengentsimbi ye-ferritic. Azinakuqiniswa ngokukhawuleza kwaye zifuna ukupholisa ngexesha lomatshini. Olona nyango luxhaphakileyo kumphezulu kwiikhoyili zetsimbi ezingama-430 yi-2B kunye ne-BA. Kwi-GHT Steel, sisebenzisa oomatshini abaphambili ukwenza iikhoyili zentsimbi ezingama-430 ngokuqengqeleka okubandayo kunye nokuqengqeleka okushushu. Ukongeza, sinikezela ngeenkonzo ezilungiselelweyo ukuhlangabezana neemfuno zakho ezithile malunga nobukhulu, amabanga, kunye neemilo.