Chifukwa cha katundu wawo wodabwitsa, izi ziphunzitso za 718 zimagwiritsidwanso ntchito m'matumbo, ndege ndi zigawo, ma gakisi a mafuta a nyukiliya, zodzitchinjiriza, zowonjezera.MixembaurgishMakina katundu wa mapiri ozizira, monga mphamvu zakumidzi, zolimbitsa mphamvu, zofanana, komanso kuuma kwazinthuzo, ndizotsimikizika poyesa kuyesedwa monga kuwongolera.

Lumikizanani nafeAzerbaijaniTimapereka chiphunzitso cha Issoy 800, 800h, 800ht chimalumikizana ndi mawonekedwe opangidwa ndi zizolowezi malinga ndi zomwe makasitomala athu amapereka, ndiponso kukwera mitengo yotsika mtengo komanso kuwongolera. Chiwonetserochi ndichogwira ntchito kwambiri pamene chimakhala chokhazikika, ngakhale mutakhala ndi kutentha kwambiri. Isviesent imalimbana kwambiri ndi kutukuka, ngakhale m'malo acidic.

Ictives 600 yozungulira ndi intoy-valkel-brad-cenel carburrization ndi kukana bwino kuwonongedwa kwakukulu. Zingwe zozungulira 600 zozungulira zimagwira ntchito kuyanika cl2 ndi mipweya ina yambiri yofananira ndi kutentha kwambiri. Alloy 600 bar ndi a chromial-cromiyal-cromiyal-cromiyal-chloride bwino oxidation ndi kukana ku chloride kuwonongeka kwa chloride kugwa, ukhondo wamadzi acid kumatentha.