| Kipengee | Gear chuma |
| Kawaida | AISI, ASTM, JIS, DIN, EN, GB, nk. |
| Nyenzo | 20X, SCr420, 5120, 17Cr3,40X, SCr440, 5140, 41Cr4, 35XM, SCM435, 4135, nk. |
| Ukubwa
| Upau wa pande zote: kipenyo: 2-200mm, urefu: 1-12000mm, au inavyotakiwa. Bamba: unene: 20-400mm, upana: 200-2500mm, urefu: 2000-12000mm, au inavyotakiwa. |
| Uso | Asili Nyeusi, Nyeusi Iliyopangwa, iliyoviringishwa (inayotolewa) yenye kung'aa, Imegeuzwa, Imechujwa, Imesagwa, n.k. |
| Maombi | Gia, shafts, minyoo, shimoni la spline, shimoni kuu, rotor ya pampu ya mafuta, kuzuia sliding, pete ya taa, nk. |
| Hamisha kwa
| Amerika, Australia, Brazili, Kanada, Peru, Iran, Italia, India, Uingereza, Kiarabu, n.k. |
| Kifurushi | Kifurushi cha kawaida cha usafirishaji, au inavyohitajika. |
| Muda wa bei | Kazi ya zamani, FOB, CIF, CFR, nk. |
| Malipo | T/T, L/C, Western Union, n.k. |
| Vyeti | ISO, SGS, BV. |