Alloy ngwá ọrụ na-mere nke carbide (a na-akpọ ike agba) na metal (a na-akpọ binder phase) na elu hardness na agbaze ebe site ntụ ntụ metallurgy. N'ime ihe eji arụ ọrụ alloy carbide nke a na-ejikarị nwere WC, TiC, TaC, NbC, wdg, ndị na-ekekọta ihe ndị a na-ejikarị bụ Co, titanium carbide based binder bụ Mo, Ni.
Ngwongwo anụ ahụ na nke ígwè ọrụ nke ihe ndị na-emepụta ihe na-adabere na ihe mejupụtara nke alloy, ọkpụrụkpụ nke uzuzu uzuzu na usoro sintering nke alloy. Usoro ndị siri ike na-esiwanye ike na ebe mgbaze dị elu, nke na-eme ka ike siri ike na okpomọkụ dị elu nke ngwá ọrụ alloy na-eme ka ihe nkedo ahụ dịkwuo elu. Mgbakwunye nke TaC na NbC na alloy bara uru iji mee ka ọka na-eme ka ọ dịkwuo mma ma melite nkwụsị ọkụ nke alloy. Carbide cemented nke a na-ejikarị eme ihe nwere nnukwu WC na TiC, ya mere ike siri ike, na-eyi nkwụsi ike na nguzogide okpomọkụ dị elu karịa nke ígwè ngwá ọrụ, ihe siri ike na ụlọ okpomọkụ bụ 89 ~ 94HRA, na nkwụsị ọkụ bụ 80 ~ 1000 degrees.
Oge nzipu: Sep-01-2021
