Cobalt bụ metal na-egbuke egbuke na-acha ntụ ntụ, dịtụ ike na kenkuwa, ferromagnetic, na yiri ígwè na nickel na ike siri ike, ike tensile, ígwè ọrụ, thermodynamic Njirimara, na electrochemical omume.Igwe ndọta na-apụ n'anya mgbe ọ dị ọkụ ruo 1150 ℃.Ọmarịcha ntụ ntụ cobalt dara dara site na usoro mbelata hydrogen nwere ike ịgbanye n'otu oge n'ime cobalt oxide na ikuku.Oxidation na-eme na oke okpomọkụ.Mgbe a na-ekpo ọkụ, cobalt na-emeghachi omume ike na oxygen, sọlfọ, chlorine, bromine, wdg, iji mepụta ogige kwekọrọ.Cobalt na-agbaze n'ime acids na-agbaze ma na-agafe ya na fuming nitric acid site na ịmepụta ihe nkiri oxide.A na-eji hydrofluoric acid, amonia na sodium hydroxide jiri nwayọọ nwayọọ na-ehichapụ Cobalt.Cobalt bụ akụrụngwa dị mkpa maka imepụta alloys na-eguzogide okpomọkụ, alloys siri ike, alloys mgbochi corrosion, magnetik alloys na nnu cobalt dị iche iche.Cobalt bụ metal amphoteric.

Ngwongwo anụ ahụ na kemịkalụ nke cobalt na-ekpebi na ọ bụ ihe dị mkpa maka mmepụta nke alloys na-eguzogide okpomọkụ, cemented carbide, anti-corrosion alloys, magnetik alloys na dị iche iche cobalt salts.A na-eji ọla kọpa ma ọ bụ cobalt nwere alloy dị ka agụba, impellers, conduits, engine jet, roket engines, ngwa agha na ihe dị iche iche na-eguzogide okpomọkụ dị elu na ngwa kemịkalụ na ihe ndị dị mkpa metal dị na ụlọ ọrụ ike atomiki.Cobalt dị ka ihe nkedo na ntụ ntụ ntụ nwere ike hụ na carbide cimented nwere ụfọdụ ihe siri ike.Alloys magnetik bụ ihe dị mkpa na ụlọ ọrụ eletrọnịkị na ụlọ ọrụ eletrọnịkị ọgbara ọhụrụ, nke a na-eji arụpụta ihe dị iche iche nke akụrụngwa acoustic, ngwa anya, ọkụ eletrik na magnetik.Cobalt bụkwa akụkụ dị mkpa nke alloys magnetik na-adịgide adịgide.Na ụlọ ọrụ kemịkalụ, a na-eji cobalt na mgbakwunye na superalloys na mgbochi corrosion alloys, kamakwa maka iko agba, pigmenti, enamel na catalysts, desiccant na ihe ndị ọzọ.Na mgbakwunye, oriri cobalt nwere oke uto na mpaghara batrị.

A na-ejikarị ígwè cobalt eme ihe alloys.Cobalt base alloy bụ okwu n'ozuzu maka otu ma ọ bụ ọtụtụ alloys mere nke cobalt na chromium, tungsten, ígwè na nickel.Ngwá ọrụ ígwè nwere ụfọdụ ego nke cobalt nwere ike imeziwanye nkwụsi ike na-eyi na ịrụ ọrụ nke ígwè.Starlite carbide nwere ihe karịrị 50% cobalt agaghị efunahụ ike mbụ ya ọbụlagodi ma ọ bụrụ na a na-ekpo ọkụ na 1000 Celsius, ma ugbu a carbide a aghọwo ihe kachasị mkpa eji n'etiti ngwaọrụ ịkpụ ọla edo na aluminom.N'ime ihe a, cobalt na-ejikọta ọka carbide metal ndị ọzọ na ngwakọta alloy, nke mere na alloy nwere ike dị elu ma na-ebelata mmetụta nke mmetụta.A na-ejikọta alloy a na welded n'elu akụkụ ahụ, nke nwere ike ịbawanye ndụ nke akụkụ ahụ site na 3 ruo 7 ugboro.Alloy ndị a na-ejikarị eme ihe na teknụzụ ikuku bụ nickel alloys, a pụkwara iji alloys dabeere na cobalt, ma "usoro ike" nke alloys abụọ ahụ dị iche.Ike nke nickel dabeere alloys nwere titanium na aluminom dị elu n'ihi na e guzobere a na-adọ hardening gị n'ụlọnga mejupụtara NiAl (Ti), mgbe arụ ọrụ okpomọkụ dị elu, a na-ebufe akụkụ hardening agent particles na ngwọta siri ike, mgbe ahụ. alloy ngwa ngwa hapụ ike.Mgbochi okpomọkụ nke ihe ndị na-adabere na cobalt bụ n'ihi nhazi nke carbide refractory, nke na-adịghị mfe ịghọ ihe ngwọta siri ike, ọrụ mgbasa ozi dị ntakịrị.Mgbe okpomọkụ dị n'elu 1038 Celsius C, uru nke cobalt dabeere alloys na-egosipụta nke ọma.Maka ịrụ ọrụ dị elu, igwe ọkụ dị elu, alloys dabeere na cobalt bụ ihe ziri ezi.