Daraja la Chuma:Q195–Q345,S235JR,S275JR,S355JR,GR.BD, STK500 Kawaida:GB/T3091–2001,BS1387–1985,DIN EN10025,EN10219,JIS G344,ASTMA0 SCH40/80/STD,BS-EN10255-2004 Uso Maliza:mabati ya moto yaliyochovywa ,mabati ya elektroni ,nyeusi,iliyopakwa rangi, yenye nyuzi,tundu,iliyochongwa. Kipenyo cha nje (...
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