Dabbar ƙarfe da farko an haɗa da ƙarfe, carbon, da silicon. Lokacin da aka ƙara wakili mai ɗorewa a cikin baƙin ƙarfe, carbon taro na farko secipthous kamar mai zane mai zane, yana haifar da ikon ƙarfe baƙin ƙarfe. Tsarin samarwa na al'ada don ƙarfe na duhun ƙarfe ya ƙunshi ƙara karamin adadin magnesium zuwa ƙaramin- irfur molt. Tun daga Magnesium na inganta samuwar carbides, silicon dole ne su ƙara da cewa don magance wannan tasirin. Wannan magani yana haifar da zane zane mai zane. Ba kamar sautin launin toka ba ga baƙin ƙarfe, baƙin ƙarfe na duhun ƙasa ba ya samar da mazauna mazauna mazauna na Eutectic yayin aiwatar da ƙarfi. Yawanci, girman sassan zane-zanen yana kusan 1.0% na rijiyar {{8} kafa Eutectic mazauna baƙin ƙarfe.
| Kayan aikin injin da rarrabuwa na Ferritic {{0} du Ductily Ductile | ||||||
| Sa aji | Tenarfin tena r / MPA Mafi girma ko daidai yake da |
Yanayin samar da ƙasa R, o.2 / MPa mafi girma ko daidai yake da |
Elongation bayan karaya A (%) mafi girma ko daidai yake da |
Hbw |
Kauri / mm |
Tsarin matrix |
| QT350-22 | 350 | 220 | 22 | Kasa da ko daidai yake da 160 | Kasa da ko daidai da 30 | Ferrite |
| QT400-18 | 400 | 250 | 18 | 130-175 | Kasa da ko daidai da 30 | Ferrite |
| QT400-15 | 400 | 250 | 15 | 135-180 | Kasa da ko daidai da 30 | Ferrite |
| QT450-10 | 450 | 310 | 10 | 160~210 | Kasa da ko daidai da 30 | Ferrite |
| QTS00-7 | 500 | 320 | 7 | 170~230 | Kasa da ko daidai da 30 | Ferrite + Pearlite |
| QT550-5 | 550 | 350 | 5 | 180-250 | Kasa da ko daidai da 30 | Ferrite + Pearlite |
| QT600 | 600 | 370 | 3 | 190-270 | Kasa da ko daidai da 30 | Pearlite + Ferrite |
| QT700-2 | 700 | 420 | 2 | 225-305 | Kasa da ko daidai da 30 | Lu'u-lu'u |
| Qt800-2 | 800 | 480 | 2 | 245-335 | Kasa da ko daidai da 30 | Pearlite ko SorBite |
| QT900-2 | 900 | 600 | 2 | 280-360 | Kasa da ko daidai da 30 | Martencesite ko juyawa Santenite + Sorbite |
