1).Zida: Cr12, DC53, SKD11, D2, P20, 718, Nak80, S136, malinga ndi zomwe kasitomala amafuna
2).Kulongedza: kulongedza koyenera kunyanja
3).Chithandizo chapamwamba: kukhomeredwa, kupakidwa utoto kapena malinga ndi zomwe kasitomala amafuna
4).Kukula: malinga ndi zomwe kasitomala amafuna
Zida zosiyanasiyana zimakhala ndi mawonekedwe osiyanasiyana:
1) 45 # apamwamba mpweya structural zitsulo, ambiri ntchito sing'anga-mpweya mpweya kuzimitsidwa ndi kupsya zitsulo
2) Cr12 yomwe imagwiritsidwa ntchito kwambiri ndi chitsulo chachitsulo chachitsulo (Nambala yachitsulo yaku America D3, nambala yachitsulo yaku Japan SKD1)
3) DC53 yomwe imagwiritsidwa ntchito kwambiri ndi chitsulo chozizira chomwe chimatumizidwa kuchokera ku Japan
4) DCCr12MoV-kuvala zosagwira chromium chitsulo
5) SKD11 chitsulo cholimba cha chromium
6) D2 mkulu mpweya ndi mkulu chromium ozizira ntchito zitsulo
7) P20 Nthawi zambiri zimafunika nkhungu pulasitiki kukula
8) 718 zofuna zazikulu ndi zazing'ono pulasitiki nkhungu
9) Nak80 High galasi pamwamba, mkulu mwatsatanetsatane nkhungu pulasitiki
10) S136 Anti-zimbiri ndi galasi-wopukutidwa nkhungu pulasitiki
11) H13 Wamba wamba kuponyera nkhungu
12) SKD61 Advanced Casting Mold
13) 8407 MwaukadauloZida Kuponya Mold
Pokonza zisankho, chifukwa nkhungu zimakhala ndi ntchito zambiri zomwe zimagwiritsidwa ntchito komanso momwe zimagwirira ntchito zamitundu yosiyanasiyana ndizosiyana kwambiri, pali zinthu zambiri zopangira nkhungu, ndipo nkhungu ndizitsulo zomwe zimagwiritsidwa ntchito kwambiri.Kuchokera pazitsulo za carbon structural, carbon tool steel, alloy structural steel, alloy tool steel, spring steel, high-speed tool steel, zitsulo zosapanga dzimbiri zosagwira kutentha, zitsulo zosapanga dzimbiri, zitsulo zothamanga kwambiri komanso ufa wothamanga kwambiri womwe umakwaniritsa zofunikira za nkhungu zapadera, ufa. mkulu-aloyi nkhungu zitsulo, etc. nkhungu zitsulo zambiri akhoza kugawidwa m'magulu atatu: ozizira ntchito nkhungu zitsulo, otentha ntchito nkhungu zitsulo ndi pulasitiki nkhungu zitsulo.