Nhoroondo Pfupi yeStor Iron Garden Furniture
Tsvina yesimbi, kurudyi? Kwete nekukurumidza. Muchirevo chemugadziri wegindu, simbi yakagadzirwa yakaoma, inopisa, uye inowedzera fusible kupfuura steel. Kunyange zvazvo simbi yesimbi inosanganisira aluminium, simbi, mhangura, uye simbi yakagadzirwa , ungaziva sei kana yakagadzirwa nesimbi yakagadzirwa?
Chii Chinonzi Iron Iron Yakagadzirwa?
Dare resimbi ndiro rimwe remidziyo yekare yakawanda inoshandiswa pakuvaka uye kunze kwekunamatira. Iyo yakagadzirwa zvikuru inonzi iron (Fe), carbon (C) uye silicon (Si), asi inogonawo kuva nemararamiro eSulfur (S), manganese (Mn) uye phosphorus (P).
Inonyanya kukwirira kabhoni ye 2 kusvika ku5 muzana. Kusiyana nesimbi yakagadzirwa, somuenzaniso, simbi yakasimbiswa yakasimba, inorema, isingasvikiki (haigoni kuitwa kana kushanda, yakakoswa, yakatambanudzwa kana yakashongedzwa kuva yakagadzirwa), uye inowedzera fusible. Kunyange zvazvo simbi yakakonzerwa inogona kuputsika nesimba rakaoma, inoita zvakanaka pasi pekunyora. Iyo yakagadzirwa uye nzira yekugadzira inokosha pakugadzirisa maitiro ayo.
Grey, kana kuti inowanikwa, simbi yakakoshwa ndiyo inonyanya kutarisa, uye zviri nyore kukanda asi haigoni kuumbwa kana kushanda (yakagadzirwa) nenzira inopisa kana iri inopisa kana inotonhora. Mhepo yakakanda yakasvibira yakasvibira yakafanana nemafuta akaparadzirwa mukati mesimbi, nepo chena yakaumbwa simbi iyo yakagadzirwa nekasi inosanganiswa chemishonga se carbide yesimbi. Nyeredzi yakagadzirwa yakachena ine simba rakasimba rakasimba uye rinokonzera (zvinenge nyore nyore kushandisa).
Nhoroondo yekuti, simbi yakagadzirwa yakaitwa nekupisa moto inopisa mumoto wevira uye pamwe ne coke uye limestone.
Izvi zvinogadzirisa hutori uye hunobuda kunze kwekusvibiswa kupi zvako, kubudisa simbi yakanyungudutswa. Izvo zvino inodururwa muzvipfeko zvechimiro chaidiwa (kufanana neshuzha yemunda) uye inobvumidzwa kuti itonhorere uye iyanise. Inowanzozivikanwa chetsika chimiro grey cast iron. Kazhinji kana grey cast iron inonyangarika asi haigoni kuumbwa kana kushandiswa nenzira inopisa kana kupisa.
Mu grey cast iron iyo yakagadzirwa nekodhi yakafanana nemafuta akaparadzirwa mukati mesimbi. Muchena rakagadzirwa simbi yakagadzirwa nekakisi inosanganiswa chemishonga se carbide yesimbi.
Nyeredzi yakagadzirwa yakachena ine simba rakasimba rakasimba uye risingaiti. Iyo inozivikanwawo seyisingatauriki kana spheroidal graphite iron. Dare resimbi rinoramba richigadzirwa nehuwandu hwakafanana nenzira iyo yakagadzirwa kare. Iron ore inopisa mumoto wevira uye coke uye limestone. Izvi zvinoshandisa zvinokonzera minda, inobudisa simbi yakanyungudutswa. Simbi yakanyungudutswa inodururwa muzviganda zvechimiro chaidiwa uye inobvumira kuponhora nekudzikisa. Kana yakagadzirwa zvakanaka, simbi inonyangadza inoita sefirimu kana chiyero pahupamusoro kwayo, iyo inoita kuti iwedzere kugadziriswa nehutori kupfuura yakagadzirwa nesimbi kana kuti yakaoma. Kupedza, kupfeka kana kuti zvipfeko zvekuchengetedza zvigadzirwa zvinoshandiswa kuti zvidzivirire midziyo yesimbi yakakonzerwa nekumhanyisa (oxidizing) painoiswa mumvura. Izvi zvinogona kusanganisira kupfeka kwakanyoroka, wax, kupendeza, kugadzirisa uye kuputika.
Kunze kweKushandiswa kweChina Iron
Nemhaka yekuti haina mari shoma, yakasimba uye inokwanisa kukandwa nyore nyore mumhando dzakasiyana-siyana, simbi yakakoswa ichiri kushandiswa kune zvakasiyana-siyana zvekugadzirisa nekugadzirisa zvinangwa. Izvi zvinosanganisira:
- Munda wechipindu: Pa White House , yakawanda yemicheka yakachena yeRococo yechipinda chekunze, semabhenji kana zviduku zvekudya, zvakagadzirwa nematare akaumbwa, anowirirana neimba yakakurumbira yekuvakwa.
- Historic markers nemarata
- Columns, zvigaro uye varusters
- Masvingo uye masuo
- Chigadzirwa chengetani sehinges uye makanda
- Zvipfeko zvinowanikwa
Nzira Yokuziva Nayo Iron Cast
Chido cheminda munguva yeVa Victorian chakaita chido chekukanda simbi yekunze kunze neyemichero yakasvetwa mukati memakore kusvika kuma1800s. Panguva iyoyo, simbi yakakoswa yakanga isingadhuri kuti iite uye inofarirwa pamusoro pemari inoshandiswa yakawanda yakaita shandeni yemunda yakakurumbira mukutanga-kusvika-pakati-1800s. Sirasi, iyo yaiva yakareruka uye yakasimba, yakave yakakurumbira zvikuru nekutsva kwezana remakore rechi20.
Dare rinopinza rinogona kuonekwa neinotevera:
- Mavara kana matanho kubva kuvakiki. Izvi zvichakubatsira kutsvaga nhoroondo yaro.
- Kurema kwepamusoro: kana yakaremera, inogona kukandwa dare. Usamira ipapo, zvakadaro.
- Mhemberero: Dare resimbi rakange riri / rinowanzoshongedzwa nemasikirwo akadai semaruva, michero, nemiti yemizambiringa.
- Yakashongedzwa kana yakagadzirwa: Simba yakagadzirwa kubva mumapuranga akavezwa uye yakagadzirirwa mumakona uye maitiro akanaka.
References: US General Services Administration (GSA) gsa.gov
Duramazwi reMashamba naCharles Boyce (Owl Books; Henry Holt uye Company; 1985)