Ithusi
Ukusetshenziswa kwethusi nethusi kwaqala emakhulwini eminyaka adlule, futhi namuhla kusetshenziswa kwezinye zezindlela zobuchwepheshe zakamuva kanye nezinhlelo zokusebenza ngenkathi kusasetshenziswa izinhlelo zokusebenza zendabuko ezifana nezinsimbi zomculo, ama-eyelets ethusi, izinto zokuhlobisa kanye ne-tap and door hardware.
Yenziwe Ngani Ithusi?
I-Brass iyi-alloy eyenziwe ngenhlanganisela yethusi ne-zinc ukukhiqiza izinto ezisebenzisa ubunjiniyela obuhlukahlukene. Ukwakheka kwethusi kunikeza insimbi indawo yokuncibilika efanele ukusetshenziswa okuningi, okuhlanganisa nokufanele ukujoyina kusetshenziswa indlela yokubhaxa. Indawo yokuncibilika yethusi iphansi kunethusi cishe kuma-degree Celsius angu-920 ~ 970 kuye ngokuthi inani le-Zn lingeziwe. Indawo yokuncibilika kwethusi iphansi kuneyethusi ngenxa ye-Zn eyengeziwe. Ama-alloy ethusi angahluka ngokwakheka kwe-Zn kusukela ku-5% (okuvame ukubizwa ngokuthi i-Gilding Metals) kuya ku-40% njengoba kusetshenziswa kuma-brasses omshini. Igama elingasetshenziswa kaningi yi-brass bronze, lapho kusetshenziswa khona ezinye izengezo ze-tin.
Ithusi lisetshenziselwani?
Ukwakheka kwethusi kanye nokufakwa kwe-zinc ethusini kuphakamisa amandla futhi kunikeza izici eziningi, okwenza amathusi abe uhla lwezinto eziguquguqukayo kakhulu. Asetshenziselwa amandla awo, ukumelana nokugqwala, ukubukeka nombala, kanye nokulula kokusebenza nokujoyina. Amathusi e-single phase alpha, aqukethe cishe i-37% Zn, athambile kakhulu futhi kulula ukuwasebenzisa ngokubanda, ashiselwe futhi aqiniswe. Amathusi e-dual phase alpha-beta avame ukusetshenziswa ngokushisa.
Ingabe kukhona ukwakheka okungaphezu kweyodwa kwethusi?
Kunezinhlobo eziningi zethusi ezinezinhlobo ezahlukene kanye nezici ezenzelwe ukusetshenziswa okuthile ngezinga lokwengezwa kwe-zinc. Amazinga aphansi okwengezwa kwe-Zn avame ukubizwa ngokuthi i-Guilding Metal noma i-Red Brass. Ngenkathi amazinga aphezulu e-Zn kuyi-alloys njenge-Cartridge Brass, i-Free Machining Brass, i-Naval Brass. Lezi zinhlobo zethusi zakamuva nazo zinokungezwa kwezinye izakhi. Ukwengezwa kwe-lead ku-brass kusetshenziswe iminyaka eminingi ukusiza ukusebenza kahle kwezinto ngokubangela amaphuzu okuphuka kwe-chip. Njengoba ingozi nezingozi ze-lead kuye kwaqashelwa, muva nje kuthathelwe indawo izakhi ezifana ne-silicon ne-bismuth ukuze kufezwe isici esifanayo sokwenziwa. Lezi manje sezaziwa njenge-lead ephansi noma i-lead free.
Ingabe ezinye izakhi zingangezwa?
Yebo, inani elincane lezinye izinto ezixubayo lingangezwa ethusini nasethusini. Izibonelo ezivamile ziyi-lead yekhono lomshini njengoba kushiwo ngenhla, kodwa futhi yi-arsenic yokumelana nokugqwala ekususweni kwe-zincification, i-tin yamandla nokugqwala.
Umbala wethusi
Njengoba okuqukethwe yi-zinc kukhula, umbala uyashintsha. Ama-alloy aphansi e-Zn avame ukufana nombala wethusi, kuyilapho ama-alloy aphezulu e-zinc ebonakala egolide noma ephuzi.
Ukwakheka Kwamakhemikhali
AS2738.2 -1984 Ezinye izincazelo cishe ezilingana
| Inombolo ye-UNS | NJENGESIKHATHI Cha | Igama Elivamile | Inombolo ye-BSI | Inombolo ye-ISO | Inombolo ye-JIS | I-% yethusi | I-Zinc % | I-Lead % | Abanye % |
| C21000 | 210 | Insimbi Yokubumba Engu-95/5 | - | I-CuZn5 | C2100 | 94.0-96.0 | ~ 5 | <0.03 | |
| C22000 | 220 | Insimbi Yokwakha Engu-90/10 | I-CZ101 | I-CuZn10 | C2200 | 89.0-91.0 | ~ 10 | < 0.05 | |
| C23000 | 230 | 85/15 Insimbi Yokwakha | I-CZ102 | I-CuZn15 | C2300 | 84.0-86.0 | ~ 15 | < 0.05 | |
| C24000 | 240 | Insimbi Yokwakha Engu-80/20 | I-CZ103 | I-CuZn20 | C2400 | 78.5-81.5 | ~ 20 | < 0.05 | |
| C26130 | 259 | 70/30 Ithusi Le-Arsenical | I-CZ126 | I-CuZn30As | ~C4430 | 69.0-71.0 | ~ 30 | < 0.07 | I-Arsenic 0.02-0.06 |
| C26000 | 260 | 70/30 Ithusi | I-CZ106 | I-CuZn30 | C2600 | 68.5-71.5 | ~ 30 | < 0.05 | |
| C26800 | 268 | Ithusi Eliphuzi (65/35) | I-CZ107 | I-CuZn33 | C2680 | 64.0-68.5 | ~ 33 | < 0.15 | |
| C27000 | 270 | Ithusi Lensimbi Eliyi-65/35 | I-CZ107 | I-CuZn35 | - | 63.0-68.5 | ~ 35 | < 0.10 | |
| C27200 | 272 | 63/37 Ithusi Elivamile | I-CZ108 | I-CuZn37 | C2720 | 62.0-65.0 | ~ 37 | < 0.07 | |
| C35600 | 356 | Ithusi Lokuqopha, 2% I-Lead | - | I-CuZn39Pb2 | C3560 | 59.0-64.5 | ~ 39 | 2.0-3.0 | |
| C37000 | 370 | Ithusi Lokuqopha, 1% I-Lead | - | I-CuZn39Pb1 | ~C3710 | 59.0-62.0 | ~ 39 | 0.9-1.4 | |
| C38000 | 380 | Ithusi Lesigaba | I-CZ121 | I-CuZn43Pb3 | - | 55.0-60.0 | ~ 43 | 1.5-3.0 | I-Aluminiyamu 0.10-0.6 |
| C38500 | 385 | Ithusi Lokusika Lamahhala | I-CZ121 | I-CuZn39Pb3 | - | 56.0-60.0 | ~ 39 | 2.5-4.5 |
Ama-brass avame ukusetshenziswa ngenxa yokubukeka kwawo
| Inombolo ye-UNS | Igama Elivamile | Umbala |
| C11000 | Ithusi le-ETP | Okupinki Okuthambile |
| C21000 | Insimbi Yokubumba Engu-95/5 | Obomvu onsundu |
| C22000 | Insimbi Yokwakha Engu-90/10 | Igolide Lethusi |
| C23000 | 85/15 Insimbi Yokwakha | Igolide Eliphuzi |
| C26000 | 70/30 Ithusi | Igolide Eliluhlaza |
Insimbi Yokwakha
I-C22000, i-90/10 Gilding metal, ihlanganisa umbala wegolide ocebile nenhlanganisela engcono kakhulu yamandla, ukuguquguquka kanye nokumelana nokugqwala kwama-alloy e-Cu-Zn alula. Ihlala isikhathi eside ibe nombala wethusi ocebile. Inekhono elihle kakhulu lokudweba elijulile, kanye nokumelana nokugqwala okunezimbobo ezimweni zezulu ezimbi kanye nasezindaweni zamanzi. Isetshenziswa kuma-fascias okwakha, ubucwebe, imihlobiso yokuhlobisa, izibambo zeminyango, ama-escutcheons, nezinto zasolwandle.
Ama-brass aphuzi
I-C26000, 70/30 Ithusi kanye ne-C26130, ithusi le-Arsenical, zinamandla amakhulu kakhulu, futhi ziyithusi ezisetshenziswa kakhulu. Ithusi le-Arsenical liqukethe i-arsenic encane eyengeziwe, ethuthukisa kakhulu ukumelana nokugqwala emanzini, kodwa iyafana kahle. Lezi zinsimbi zinombala ophuzi okhanyayo ovame ukuhlotshaniswa nethusi. Zinenhlanganisela enhle kakhulu yamandla kanye nekhono lokugqwala kuma-alloy e-Cu-Zn, kanye nokumelana okuhle nokugqwala. I-C26000 isetshenziselwa ukwakhiwa kwezakhiwo, izitsha ezidwetshwe futhi eziphothiwe kanye nezimo, ama-terminal kagesi kanye nezixhumi, izibambo zeminyango, kanye nehadiwe yamapayipi. I-C26130 isetshenziselwa amapayipi kanye nokufakwa okuthintana namanzi, kufaka phakathi amanzi aphuzwayo.
I-C26800, ithusi eliphuzi, iyithusi le-alpha lesigaba esisodwa elinokuqukethwe okuphansi kakhulu kwethusi. Lisetshenziswa lapho izakhiwo zalo zokudweba ezijulile kanye nezindleko eziphansi kunikeza inzuzo. Lapho izinhlayiya zesigaba se-beta ezihlanganisiwe zingakheka, kunciphisa ukuguguleka kanye nokumelana nokugqwala.
Ama-brass anezinye izakhi
I-C35600 kanye ne-C37000, ithusi lokuqopha, ziyithusi le-alpha-beta elingu-60/40 elinamazinga ahlukene e-lead engeziwe ukuze anikeze izici zomshini wamahhala. Zisetshenziswa kabanzi kumapuleti aqoshiwe nama-plaque, ihadiwe labakhi, amagiya. Akufanele zisetshenziselwe umsebenzi oqoshiwe nge-acid, lapho kufanele kusetshenziswe khona ithusi le-alpha lesigaba esisodwa.
I-C38000, ithusi lesigaba, iyithusi le-alpha/beta elinolead elikwazi ukudonswa kalula eline-aluminium encane eyengeziwe, enikeza umbala okhanyayo wegolide. Ithusi linikeza izici zokusika zamahhala. I-C38000 iyatholakala njengezinduku ezidonswayo, iziteshi, amafulethi nama-engeli, okuvame ukusetshenziswa kwihadiwe yabakhi.
I-C38500, ukusika ithusi, iwuhlobo oluthuthukisiwe kakhulu lwethusi elingu-60/40, olunezici ezinhle kakhulu zokusika ngokukhululekile. Isetshenziswa ekukhiqizweni kwezingxenye zethusi ngobuningi lapho kudingeka khona umkhiqizo omkhulu kanye nokuphila isikhathi eside kwamathuluzi, futhi lapho kungadingeki ukwakheka okubandayo okwengeziwe ngemva komshini wokugaya.
Uhlu lwemikhiqizo yethusi
● Ifomu Lomkhiqizo
● Imikhiqizo egoqiwe eyisicaba
● Izinduku ezibunjiwe, imigoqo kanye nezingxenye
● Ukwakha isitokwe kanye nokwakha
● Amapayipi angenamthungo okushintshanisa ukushisa
● Amapayipi angenamthungo okupholisa umoya kanye nokuqandisa
● Amashubhu angenamthungo ngezinjongo zobunjiniyela
● Ucingo lwezinjongo zobunjiniyela
● Ucingo lwezinjongo zikagesi
I-Jindalai Steel Group inikeza imikhiqizo ehlukahlukene yethusi ngobukhulu nangobuningi ukuze kuhlangatshezwane nezidingo zanoma yimuphi umsebenzi. Samukela futhi amaphethini, osayizi, izimo, nemibala eyenziwe ngokwezifiso. Thumela umbuzo wakho futhi sizojabula ukubonisana nawe ngobuchwepheshe.
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Isikhathi sokuthunyelwe: Disemba 19-2022
