Ukufakwa kwentsimbi kubhekiselele kwiintsimbi eziveliswe yintsimbi yealloy kubandakanya amakhulu eentlobo zentsimbi, eziveliswa ziinkqubo ezininzi ezahlukeneyo zokuphosa ezifana nokuphosa isanti, ukuphosa iqokobhe,utyalo mali, ukuphosa amagwebu okulahlekileyo kunye nokuphosa i-vacuum. I-steel castings ingasetyenziselwa kwiimeko ezahlukeneyo zokusebenza ezahlukeneyo, kunye neempawu zayo ezibanzi zoomatshini zingcono kunayo nayiphi na enye i-alloy casting. Kwaye kukho iindidi zeentsimbi eziphezulu ze-alloy ezifanelekileyo kwiinjongo ezikhethekileyo.Iintsimbi zentsimbizisetyenziswa ngokukhethekileyo kwezi meko: iinxalenye eziphantsi koxinzelelo oluphezulu okanye umthwalo oguqukayo, ukuhanjiswa kwenqanawa yoxinzelelo olubalulekileyo, iinxalenye eziphantsi kwemithwalo emikhulu kumaqondo obushushu aphantsi okanye aphezulu kunye namanye amacandelo aphambili. Amacandelo asebenza phantsi kweempembelelo kunye neemeko zokugqoka kufuneka ziphonswe ngentsimbi ephezulu ye-manganese.
Iintsimbi zentsimbi zihlelwa ngokwemichiza yazo kwaye zahlulwe zaba ngamacandelo entsimbi yekhabhoni, iinxalenye zentsimbi yealloy kunyephosa iinxalenye zentsimbi engenasici. Ngokutsho kokuhlelwa kweempawu zokusetyenziswa, iintsimbi zentsimbi zinokwahlulwa zibe yintsimbi yobunjineli kunye nesakhiwo (intsimbi ye-carbon alloy kunye ne-alloy structural iron), intsimbi yentsimbi edibeneyo (intsimbi enganyangekiyo, intsimbi enganyangekiyo, intsimbi enganyangekiyo, ukunxitywa kwentsimbi; I-alloy esekelwe kwi-nickel ) kunye nentsimbi yensimbi yokuphosa (isixhobo sensimbi, insimbi yokufa). Kwishishini le-Foundry, izinto ezisetyenziselwa ukufakwa kwentsimbi zihlala zohlulwe ngolu hlobo lulandelayo:
1) Intsimbi ye-carbon carbon: intsimbi yekhabhoni ephantsi, intsimbi yekhabhoni ephakathi, intsimbi ephezulu yekhabhoni (intsimbi yekhabhoni yamandla aphezulu)
2) Insimbi ye-alloy ephakathi kunye ne-low-alloy steel for casting: intsimbi ye-manganese, intsimbi ye-silico-manganese, intsimbi ye-manganese-molybdenum, intsimbi yobhedu ye-manganese-molybdenum-vanadium, intsimbi yechromium, intsimbi ye-chromium-molybdenum, intsimbi ye-chromium-manganese-silicon, i-chromium-manganese ye-molybdenum. , chromium molybdenum vanadium cast steel, i-chromium copper cast iron, i-molybdenum cast iron, i-chromium nickel molybdenum cast steel, njl. Izinto ezahlukeneyo zeekhemikhali zinokudlala indima eyahlukileyo ekuphuculeni ukusebenza okuhambelanayo. Kumanqaku alandelayo, siya kuzisa iimpawu zeentsimbi ze-alloy ezinxulumene kunye neendima ezidlalwa ngamacandelo amachiza enye enye.
3) Intsimbi enganyangekiyo enganyangekiyo: intsimbi ye-ferritic, intsimbi ye-martensitic, intsimbi engatyiwa yi-austenitic kunyeaustenitic-ferritic duplex steel stainless.
4) Intsimbi ekwazi ukumelana nobushushu: intsimbi ephezulu ye-chromium, intsimbi ye-nickel ephezulu ye-chromium kunye nentsimbi ephezulu ye-nickel chromium.
5) Ukunxiba-resistant cast intsimbi: Intsimbi ye-manganese engagugiyo, intsimbi yechromium engagugiyo
6) Ukuphosa intsimbi ekhethekileyo kunye nentsimbi yobungcali: intsimbi ephantsi yobushushu obuphantsi, insimbi yensimbi efunyenweyo (intsimbi yokufa), intsimbi yoxinzelelo, intsimbi echanekileyo yokuphosa, i-centrifugal cast cast steel pipe.
Nangona kunjalo, ukufunxwa komothuko, ukumelana nokunxiba, ulwelo kunye neepropathi zokuphoswa kweentsimbi zentsimbi zimbi kunezointsimbi engwevukunye ne-ductile cast iron. Ngexesha elifanayo, ixabiso le-castings yensimbi liphezulu kunelo liyintsimbi. Ukongezelela, phantsi kweemeko ezifanayo zokuqina, ubunzima obulinganisiweyo bentsimbi yensimbi buphindwe kabini kune-aluminium alloy castings. Ngoko ke, xa ukhetha isinyithi esityhidiweyo, kuyimfuneko ukuqwalasela ngokubanzi ukusetyenziswa kwangempela kunye nokusebenza kweendleko, kwaye wenze ukhetho olufanelekileyo.
Ixesha lokuposa: Jan-19-2021