Kabhoni (C): Huremu hwekabhoni musimbi hunowedzera, goho rinosvika, simba rekudhonza uye kuomarara kunowedzera, asi hunhu hwepurasitiki uye kukanganiswa kunoderera. Kana huwandu hwekabhoni huchipfuura 0.23%, mashandiro esimbi ekusonta anoderera, saka kana ikashandiswa pakusonta Huremu hwekabhoni musimbi yekuvaka isina alloy yakawanda kazhinji hahupfuure 0.20%. Huremu hwakawanda hwekabhoni hunoderedzawo kuramba ngura kwesimbi mumhepo, uye simbi ine kabhoni yakawanda muyadhi yakavhurika iri nyore kuita ngura; pamusoro pezvo, kabhoni inogona kuwedzera kutonhora uye kuchembera kwesimbi.
Silikoni (Si): Silicon inowedzerwa sechinhu chinodzikisa uye chinobvisa oxidizer mukugadzira simbi, saka simbi yakaurayiwa ine 0.15-0.30% silicon. Silicon inogona kuvandudza zvakanyanya muganho we elastic, poindi yekukohwa uye simba rekudhonza simbi, saka inoshandiswa zvakanyanya sesimbi inopfava. Kuwedzera kwehuwandu hwesilicon kunoderedza mashandiro esimbi ekuwelda.
Manganese (Mn). Mukugadzira simbi, manganese i deoxidizer yakanaka uye desulfurizer. Kazhinji, simbi ine 0.30-0.50% manganese. Manganese inogona kuwedzera simba nekuoma kwesimbi, kuwedzera kuoma kwesimbi, kuvandudza kupisa kwesimbi, uye kuderedza kushanda kwesimbi pakunamira.
Phosphorus (P): Kazhinji, phosphorus chinhu chinokuvadza musimbi, izvo zvinowedzera kutonhora kwesimbi, zvinokanganisa mashandiro ekuwelda, zvinoderedza plasticity, uye zvinokanganisa mashandiro ekukotama kwesimbi. Saka, huwandu hwephosphorus musimbi hunowanzo fanirwa kunge huri pasi pe0.045%, uye chinodiwa chesimbi yemhando yepamusoro chakaderera.
Sarufa (S): Sarufa chinhu chinokuvadzawo mumamiriro ezvinhu akajairwa. Ita kuti simbi itsvuke, inoderedza kusimba kwesimbi, uye inokonzera kuputika panguva yekuumba nekumonera. Sarufa inokanganisawo mashandiro ekunamira, ichideredza kuramba kwengura. Saka, huwandu hwesarufa hunowanzo fanirwa kunge huri pasi pe0.045%, uye chinodiwa chesimbi yemhando yepamusoro chakaderera. Kuwedzera 0.08-0.20% sarufa kusimbi kunogona kuvandudza mashandiro, uye inowanzo nzi simbi inocheka isina kuvharika.
Vanadium (V): Kuwedzera vanadium musimbi kunogona kunatsa simbi uye kuwedzera simba nekusimba kwayo.
Niobium (Nb): Niobium inogona kunatsa tsanga uye kuvandudza mashandiro ekunamira.
Mhangura (Cu): Mhangura inogona kuwedzera simba uye kusimba. Dambudziko nderekuti inokurumidza kupwanyika nekupisa panguva yekushanda ichipisa, uye huwandu hwemhangura musimbi dzakasara hunowanzo kuve hwakawanda.
Aruminiyamu (Al): Aruminiyamu chinhu chinoshandiswa zvakanyanya musimbi. Aruminiyamu shoma inowedzerwa musimbi kuti inatse tsanga uye iwedzere kusimba kwesimba.