Carbon karfe farantikusan sun haɗa da duk ƙa'idodin gama gari na farantin karfe / takarda.

1. ASTM A36 Standard

Matsayin ASTM A36 sune mafi yawan ma'auni na farantin karfe na carbon.

2. ASTM A283 Grade A, B, C Standard

Har ila yau, abu ne na kowa a cikin tsarin carbon.

3. ASTM A516 Standard

ASTM A516 Standard wani nau'in ma'auni ne na tukunyar jirgi, farantin karfe na jirgin ruwa.

4. ASTM A537 Standard

Standarda'idar ASTM A537 don farantin ƙarfe na carbon da aka yi da zafi a cikin fusion welded matsa lamba da faranti na ƙarfe na tsari.

5. ASTM A573 Standard

ASTM A573 Standard wani nau'in farantin karfe ne na tsari tare da carbon-manganese-silicon.

6. ASTM A572 Standard

Ƙarfin injin farantin ASTM A572 ya fi A36.Tare da ƙananan nauyi.

7. ASTM A737 Standard

ASTM A737 Standard shine don tukunyar jirgi, tasoshin matsin lamba na ƙarfe mara nauyi.da dai sauransu.

Don haka faranti na ƙarfe na carbon suna da ɗaukar hoto don nau'ikan farantin karfe daban-daban a cikin masana'antu daban-daban.