Ọkụ ọla kọpa dị elu na mkpanaka siri ike
Nleta ịdị ọcha
Enwere ike ịlele ịdị ọcha nke ọla kọpa site na iji ụkpụrụ Archimedes, ebe a na-atụle olu na oke nke ihe nlele ahụ, mgbe ahụ enwere ike gbakọọ pasent nke ọla kọpa dị na brass dabere na njupụta nke ọla kọpa na njupụta nke zinc.
Bras nkịtị
Ọ bụ ọla kọpa na zinc.
Mgbe ọdịnaya zinc na-erughị 35%, enwere ike ịgbaze zinc na ọla kọpa iji mepụta alfa otu nkeji, nke a na-akpọ brass otu-phase, ezigbo plasticity, dabara maka nhazi ịpị ọkụ na oyi.
Mgbe ọdịnaya zinc bụ 36% ~ 46%, e nwere α otu oge na β siri ike ngwọta dabere na ọla kọpa na zinc, nke a na-akpọ brass biphasic, β na-eme ka plasticity bras na-ebelata na ike ike na-ebili, naanị kwesịrị ekwesị maka nhazi nrụgide ọkụ.
Ọ bụrụ na anyị na-aga n'ihu na-abawanye akụkụ nke zinc, ike nkwụsị na-ebelata ma ọ nweghị uru ọ bara.
A na-egosi koodu ahụ site na "nọmba H +", H pụtara ọla, ọnụ ọgụgụ ahụ pụtakwara akụkụ dị nta nke ọla kọpa.
Dịka ọmụmaatụ, H68 pụtara ọla nwere 68% ọla kọpa na 32% zinc, na nkedo bras na-ebute ụzọ site na okwu "Z", dị ka ZH62.
Dịka ọmụmaatụ, ZCuZnzn38 pụtara brass nkedo nwere 38% zinc na ọla kọpa fọdụrụnụ.
H90, H80 bụ nke ọla kọpa otu nkeji, edo edo edo edo.
H59 bụ ọla kọpa duplex, nke a na-ejikarị eme ihe maka akụkụ nhazi nke ngwa eletriki, dị ka bolts, akụ, washers, isi iyi na ihe ndị ọzọ.
N'ozuzu, a na-eji ọla kọpa otu nkeji mee ihe maka nhazi nrụrụ oyi na brass abụọ na-eji maka nhazi nrụrụ ọkụ.
Ọla pụrụ iche
Multi-alloy kpụrụ site n'ịgbakwunye ihe ndị ọzọ alloying na brass nkịtị ka a na-akpọ ọla pụrụ iche. Ihe ndị a na-agbakwunyekarị bụ ndu, tin, aluminum, wdg, ya mere enwere ike ịkpọ ya brass, tin brass, aluminum brass. Nzube nke ịgbakwunye alloying ọcha. Ebumnuche bụ isi bụ iji mee ka ike dị ike dịkwuo elu ma melite nhazi usoro.
Koodu ahụ: "H + akara nke isi ihe agbakwunyere (ma e wezụga zinc) + akụkụ dị ukwuu nke ọla kọpa + akụkụ nke isi ihe agbakwunyere + akụkụ nke ihe ndị ọzọ”.
Dịka ọmụmaatụ: HPb59-1 na-egosi na ọnụ ọgụgụ dị nta nke ọla kọpa bụ 59%, akụkụ uka nke ndu nwere isi ihe mgbakwunye bụ 1%, na itule nke zinc bụ lead brass.
Ihe eji arụ ọrụ nke ọla kọpa dị iche na ọdịnaya zinc n'ihi oke zinc dị na ọla. Maka bras α, ma σb na δ na-abawanye na-aga n'ihu ka ọdịnaya zinc na-abawanye. Maka (α+β) ọla, ike okpomọkụ ụlọ na-abawanye ruo mgbe ọdịnaya zinc na-abawanye ruo ihe dịka 45%. Ọ bụrụ na ọdịnaya zinc na-abawanye n'ihu, ike na-ebelata nke ọma n'ihi ọdịdị nke r-phase na-agbaji agbaji (Cu5Zn8 compound dabeere siri ike ngwọta) na nzukọ alloy. (The ụlọ okpomọkụ plasticity nke (α+β) brass mgbe niile na-ebelata na-abawanye nke zinc ọdịnaya Ya mere, ọla kọpa-zinc alloys na zinc ọdịnaya karịa 45% enweghị uru bara uru.
Nkịtị ọla na-eji na a dịgasị iche iche nke ngwa dị ka mmiri tank eriri, mmiri ọkọnọ na drainage ọkpọkọ, medallions, corrugated ọkpọkọ, serpentine ọkpọkọ, condensation ọkpọkọ, shells na dị iche iche mgbagwoju ekara punching ngwaahịa, obere ngwaike, wdg Na-abawanye nke ọdịnaya zinc sitere na H63 ruo H59, ha nwere ike iguzogide nhazi steeti na-ekpo ọkụ, a na-ejikarị ya n'akụkụ dị iche iche nke igwe na ngwa eletriki, akụkụ stamping na ngwá egwú.
Iji meziwanye nguzogide corrosion, ike, ike na machinability nke ọla, obere ego (n'ozuzu 1% ruo 2%, ole na ole ruo 3% ruo 4%, ole na ole ruo 5% ruo 6%) tin, A na-agbakwunye aluminum, manganese, iron, silicon, nickel, lead na ihe ndị ọzọ na ọla kọpa-zinc alloy iji mepụta ternary, quaternary, ma ọ bụ ọbụna alloy element ise, nke dị mgbagwoju anya. bras, nke a makwaara dị ka ọla pụrụ iche.
Brass nwere nguzogide iyi siri ike, a na-ejikarị ọla eme ihe na-emepụta valvụ, ọkpọkọ mmiri, ikuku ikuku n'ime na mpụga igwe njikọ ọkpọkọ na radiators, wdg.
Ọla na-eduga
Lead bụ ihe a na-adịghị ahụkebe na ọla ma na-ekesa ya n'ókè nke ọka n'ụdị ọnụ ọgụgụ efu. Enwere ụdị ọla kọpa abụọ dịka nzukọ ha siri dị: α na (α+β). α lead brass nwere ike bụrụ naanị oyi nwere nrụrụ ma ọ bụ na-ekpo ọkụ n'ihi mmetụta ọjọọ nke lead na obere plasticity na oke okpomọkụ. (α + β) ọla kọpa nwere ezigbo plasticity na oke okpomọkụ ma nwee ike imepụta ya.
Tin ọla
Mgbakwunye nke tin na ọla nwere ike imeziwanye nguzogide okpomọkụ nke alloy, karịsịa iji meziwanye ikike iguzogide corrosion nke mmiri oké osimiri, ya mere tin brass nwere aha "naval brass".
Tin nwere ike igbari n'ime ọla kọpa dabeere siri ike ngwọta, siri ike ngwọta ike mmetụta. Otú ọ dị, na mmụba nke tin ọdịnaya, alloy ga-apụta na-agbaji r-phase (CuZnSn compound), nke na-adịghị eme ka plastic deformation nke alloy, otú tin ọdịnaya nke tin brass bụ n'ozuzu na nso nke 0,5% ka. 1.5%
Ihe mkpuchi tin a na-ejikarị eme ihe bụ HSn70-1, HSn62-1, HSn60-1, wdg. Nke mbụ bụ alfa alloy nwere nnukwu plasticity na enwere ike ịhazi ya site na oyi ma ọ bụ ọkụ ọkụ. Nke ikpeazụ abụọ akara ule nwere (α + β) abụọ-phase nzukọ, na-emekarị na-apụta a obere ego nke r-phase, ụlọ okpomọkụ plasticity adịghị elu, na nwere ike na-mgbanwe na-ekpo ọkụ na steeti.
Manganese ọla
Manganese nwere nnukwu solubility na bras siri ike. Tinye 1% na 4% nke manganese na ọla, nwere ike imeziwanye ike na nguzogide corrosion nke alloy, na-enweghị ibelata plasticity ya.
Manganese brass nwere nzukọ (α + β), nke a na-ejikarị bụ HMn58-2, na arụ ọrụ nhazi nrụgide na ọnọdụ oyi na ọkụ dị mma.
Ọla ọla
Na ígwè ọla, ígwè precipitates dị ka ụmụ irighiri nke ígwè-ọgaranya na-adọ, refines ọka dị ka nuclei, na-egbochi uto nke recrystallized grains, si otú ime ka n'ibu Njirimara na nhazi Njirimara nke alloy. Ọdịnaya ígwè dị na ferrobrass na-adịkarị n'okpuru 1.5%, na nhazi ya bụ (α + β), na ike dị elu na ike siri ike, ezigbo plasticity na okpomọkụ dị elu, na nrụrụ na ọnọdụ oyi. Ọkwa a na-ejikarị bụ Hfe59-1-1.
Nickel ọla
Nickel na ọla kọpa nwere ike ịmepụta ngwọta siri ike na-aga n'ihu, na-agbasawanye mpaghara mpaghara alfa nke ọma. Mgbakwunye nke nickel na ọla nwere ike imeziwanye nguzogide corrosion nke bras na ikuku na mmiri mmiri. Nickel na-ebulikwa okpomoku recrystallization nke ọla ma na-akwalite nguzobe nke ọka dị mma.
HNi65-5 nickel brass nwere otu usoro alpha nzukọ, na ezigbo plasticity na ụlọ okpomọkụ, nwekwara ike deformed na-ekpo ọkụ na steeti, ma ọdịnaya nke adịghị ọcha ụzọ ga-siri ike ịchịkwa, ma ọ bụrụ na ọ ga-akpan emebi na-ekpo ọkụ nhazi Njirimara nke. ihe alloy.
Okpomọkụ nhazi okpomọkụ 750 830 ℃; okpomọkụ na-ekpo ọkụ 520 ~ 650 ℃; Obere okpomọkụ annealing okpomọkụ 260 ℃ 270 ℃ maka iwepu esịtidem nchegbu.
Gburugburu ebe obibi Brass C26000 C2600 Ọmarịcha plasticity, elu ike, ezi machinability, ịgbado ọkụ, ezi corrosion iguzogide, okpomọkụ Exchangers, tubes maka akwụkwọ, igwe, electronic akụkụ.
Nkọwa (mm): Nkọwa: ọkpụrụkpụ: 0.01-2.0mm, obosara: 2-600mm.
Isi ike: O, 1/2H, 3/4H, H, EH, SH, wdg.
Ụkpụrụ ndị ọdabara: GB, JISH, DIN, ASTM, EN.
Atụmatụ: arụmọrụ ịkpụ dị mma, kwesịrị ekwesị maka lathe akpaka, CNC lathe nhazi nke akụkụ dị elu.
