Ferrum Dactile est ex ferro, carbon, {. cum Sphaeroidoidoidoidens agente additur ad fusum ferrum, ad solidificationem procedatur in dectario, {I} Sulfur, {{{{Sulfur Sulfur, {{{{{Sulfur, Sulfur, {{{III}} the formation of carbides, silicon must also be added to counteract this effect. This treatment results in graphite forming spherical shapes. Unlike gray cast iron, ductile iron does not form eutectic colonies during the solidification process. Typically, the size of the graphite spheres is about 1.0% of that of well-formed eutectic colonies in gray cast iron.
| Mechanica proprietatibus et partitiis Ferricis, Pearlitic Ductile ferrum | ||||||
| Material gradu | Tensile fortitudinem R / MPA Maior quam aequalis |
Cede Conditionalis R, {.2 / MPA major vel aequalis est |
Elongatio post Fractura A (%) maior quam vel aequalis est |
HBW |
Muro crassitudine / mm |
Main Matrix structuram |
| QT 350-22 | 350 | 220 | 22 | Minus aequalis CLX | Minus quam vel aequalis ad XXX | Ferrite |
| QT 400-18 | 400 | 250 | 18 | 130-175 | Minus quam vel aequalis ad XXX | Ferrite |
| QT 400-15 | 400 | 250 | 15 | 135-180 | Minus quam vel aequalis ad XXX | Ferrite |
| QT 450-10 | 450 | 310 | 10 | 160~210 | Minus quam vel aequalis ad XXX | Ferra |
| Qts 00-7 | 500 | 320 | 7 | 170~230 | Minus quam vel aequalis ad XXX | Ferrite + Pearlite |
| QT 550-5 | 550 | 350 | 5 | 180-250 | Minus quam vel aequalis ad XXX | Ferrite + Pearlite |
| QT 600-3 | 600 | 370 | 3 | 190-270 | Minus quam vel aequalis ad XXX | Pearlite + Ferrite |
| QT 700-2 | 700 | 420 | 2 | 225-305 | Minus quam vel aequalis ad XXX | Pearlite |
| QT 800-2 | 800 | 480 | 2 | 245-335 | Minus quam vel aequalis ad XXX | Pearlite et Sorbite |
| QT 900-2 | 900 | 600 | 2 | 280-360 | Minus quam vel aequalis ad XXX | Temperari martensite vel flexura Stenite + Sorbite |




