Bronze na-ezo aka na mbụọla kọpa alloysna tin dị ka isi ihe mgbakwunye.N'oge a, a na-etinye ọla kọpa niile ma e wezụga brass n'ụdị ọla, dị ka tin bronze, aluminum bronze, na beryllium bronze.Ọ bụkwa omenala ikere bronze ụzọ abụọ: tin bronze na Wuxi bronze.A na-ejikarị emepụta akụkụ ndị na-eguzogide corrosion na ndị na-eguzogide, dị ka ogwe aka ogwe aka, ihe na-ebunye ihe mgbochi, wdg N'ihi obere ego nke tin, ụfọdụ ihe ndị ọzọ alloying e ji mee ihe na ụlọ ọrụ na nso nso a iji dochie tin.Ndị a na-ahụkarị bụ ọla kọpa aluminom, ọla kọpa na beryllium bronze.Aluminom bronze nwere mma corrosion eguzogide karịa tin ọla kọpa, na a na-ejikarị emepụta corrosion-eguzogide na eyi na-eguzogide akụkụ, dị ka gia, worm gia, bushings, wdg Beryllium bronze bụ tumadi eji maka isi iyi dị mkpa na na-agbanwe akụkụ, nakwa. dị ka eletriki kọntaktị, electrodes maka igwe ịgbado ọkụ eletrik, elekere na akụkụ elekere, wdg.
Ejirila ọtụtụ ụzọ iji chebe ọla kọpa, nke kachasị mkpa bụ ọganihu dị ukwuu na nyocha na mmepe site na iji ihe mgbochi corrosion dị iche iche.Ka ọ dị ugbu a, Japan na-enwekwu nyocha na teknụzụ nchebe elu ọla kọpa na ọla kọpa, ọkachasị n'akụkụ nke ihe ịchọ mma ụlọ, wee nweta ahụmịhe nke ọma.Ọrụ ụlọ na-elekwasịkarị anya n'ịchacha elu na nhịahụ nke ngwaahịa ọla kọpa, ma enwekwara ọganihu ụfọdụ.
Usoro eruba nke ọla kọpa na ọla kọpa alloy elu passivation bụ: degreasing - mmiri ọkụ na-asachapụ - mmiri oyi na-asacha - pickling (concentrated hydrochloric acid or mass partition of 10%, room temperature 30s) - igwe ịsacha - ike acid ịsacha - mmiri ịsacha - elu. ntụ oyi (30-90g / LCrO3, 15-30g/LH2S04, 15-30s) -> ịsacha-ịcha (112804 na obere akụkụ nke 10%) -> ịsacha-passivation-ịsacha-ihicha.Enwere ike wepu ihe nkiri passivation nke ọla kọpa na ọla kọpa na-erughị eru site n'itinye na ngwọta H2S04 yana obere akụkụ dị ọkụ nke 1,000, hydrochloric acid ma ọ bụ 300g/L sodium hydroxide solution.
Oge nzipu: Mee-17-2022