Brass na zinc n'ihi na isi ihe nkeọla kọpa alloy, na mara mma odo, mkpokọta kwuru dị ka ọla. A na-akpọ ọla kọpa zinc ọnụọgụ abụọ alloy ọla nkịtị ma ọ bụ ọla dị mfe. A na-akpọ Brass nwere yuan atọ dị ka ọla pụrụ iche ma ọ bụ ọla dị mgbagwoju anya. Brass alloys nwere mana 36% zinc nwere ngwọta siri ike ma nwee ezigbo ọrụ oyi. dị ka ọmụmaatụ, ọla nwere 30% zinc na-emekarị ka ọ na-eme ka shei casings, nke a na-akpọkarị shei brass ma ọ bụ iri asaa na atọ brass. Ihe mejupụtara ọla kọpa nwere ọdịnaya zinc n'etiti 36 na 42% mejupụtara yana ngwọta siri ike, nke a na-ejikarị eme ihe bụ bras hexagonal nwere ọdịnaya zinc nke 40%. Iji mee ka arụ ọrụ bras nkịtị dịkwuo mma, a na-agbakwunye ihe ndị ọzọ dị ka aluminum, nickel, manganese, tin, silicon, lead na mgbe ahụ. Aluminom nwere ike imeziwanye ike, isi ike na nguzogide corrosion nke ọla, ma belata plasticity, ya mere ọ dabara maka tubes condensing mmiri na akụkụ ndị ọzọ na-eguzogide corrosion. Tin nwere ike imeziwanye ike nke ọla na mgbochi corrosion na mmiri oké osimiri, n'ihi ya, a na-akpọ ya Tobin bronze, nke a na-eji eme ihe maka ngwá ọrụ ọkụ na ụgbọ mmiri. Ndu nwere ike imeziwanye arụmọrụ nke ịkpụ ọla kọpa. Nke a na-egbutu ọla n'efu bụ nke a na-ejikarị dị ka akụkụ elekere. Ihe nkedo ọla na-ejikarị eme valvụ na ngwa pọmpụ.
Bronze na mbụ na-ezo aka na ọla kọpa-tin alloy, emesia alloys ọla kọpa ma e wezụga ọla na ọla kọpa na-acha ọcha ka a na-akpọ bronze, na bronze na-ebutekarị aha isi ihe agbakwunyere. Tin bronze nwere arụmọrụ nkedo dị mma, arụmọrụ mbelata esemokwu na akụrụngwa akụrụngwa, dabara maka nrụpụta bearings, wheel wheel na wee gawa. Ọla kọpa nwere ike ịbụ ihe na-ebugharị nke a na-ejikarị na injin ọgbara ọhụrụ na igwe egweri. ọla kọpa-base alloy nwere nnukwu ike, ezigbo eyi nguzogide na nguzogide corrosion. a na-eji ya eme ihe nkedo gia, ohia na ụgbọ mmiri nwere nnukwu ibu. bronze na phosphatic bronze nwere oke na-agbanwe agbanwe na ezigbo ọkụ eletrik, na-eme ka ha dị mma maka ịmepụta isi iyi nke ọma na ihe ndị na-emepụta ihe. A na-ejikwa ọla kọpa rụọ ọrụ na-adịghị enwu enwu nke a na-arụ n'ebe a na-egwupụta coal na ndị na-ebu mmanụ.
A ọla kọpa alloy na nickel n'ihi na isi ihe mgbakwunye mmewere. Cu-ni ọnụọgụ abụọ alloy bụ aha nkịtị ọcha ọla kọpa; Tinye manganese, ígwè, zinc, aluminum na ihe ndị ọzọ nke ọla kọpa na-acha ọcha a na-akpọ ọla kọpa dị mgbagwoju anya. A na-ekewa ọla kọpa na-acha ọcha nke ụlọ ọrụ gaa na ọla kọpa ọcha arụkwaghị ya na ọla ọcha ọla kọpa abụọ. Ọdịdị nke ọla kọpa na-acha ọcha bụ ihe eji arụ ọrụ dị mma na nguzogide corrosion, agba mara mma. A na-eji ọla kọpa na-acha ọcha na-arụ ọrụ nke ọma n'ịrụ ọrụ nkenke, igwe kemịkalụ na akụkụ mmiri.
Ọla kọpa nwetara aha ya site na agba uhie ya. ọ bụchaghị ọla kọpa dị ọcha, na mgbe ụfọdụ a na-agbakwunye ntakịrị ihe deoxidation ma ọ bụ ihe ndị ọzọ iji kwalite akwa na arụmọrụ, yabụ a na-ekewa ya dị ka alloy ọla kọpa. agbanwe agbanwe na mejupụtara nke Chinese ọla kọpa nhazi ihe na-emekarị kewara anọ: ọla kọpa nkịtị, oxygen-free ọla kọpa, deoxidized ọla kọpa, pụrụ iche ọla kọpa na alittle ego alloying ọcha. Ọla kọpa bụ nke abụọ na ọlaọcha na conductivity na thermal conductivity, a na-ejikwa ya n'ọtụtụ ebe na mgbakọ ọkụ eletrik na akụrụngwa ọkụ. Ọla kọpa n'ime ikuku, mmiri oké osimiri na ole na ole na-adịghị oxidizing acid, alkali, nnu ngwọta na mgbasa nke organic acid (acetic acid, citric acid), nwere ezi corrosion eguzogide, n'ọrụ na ụlọ ọrụ. Ọzọkwa, ọla kọpa na-acha uhie uhie nwere ezigbo weldability, a na-eme ya n'ọtụtụ nke ngwaahịa agwụchachara na ngwaahịa emechara site na nhazi oyi na thermoplastic.
Oge nzipu: Dec-22-2021