tool steel, spring steel, bearing steel, alloy steel, structure steel, plastic steel, forging steel, 4140, 4340, 4130, 5120, 5130, 5140, 8620, 55Cr3, 60cr3, 61sicr6, 50crv4, 51crv4, 9260, 5155, 5160, 6150, sup10, sup6, sup7, sup9, sup9a, sup11, sup11a, 100cr6, 100crmo7, 20crnimo7, 52100, 4320h, suj2, d3, 1.2080, 1.2601, 1.2379, d2, d6, h11, h12, h13, h21, 1.2311, 1.2344, p20
Çin
