(Iron ore new steel units) Mini Mill (Scrap recycled steel units) Source: World Steel Association . 131, 176, 70 0, 0, 75 Font Family: Benton Sans 204, 102, 51 144, 144, 144 Integrated steel mill: material flow 4 Boston Metal | 2019 . 131, 176, 70 0, 0, 75 Font Family: