Iyo Rockwell kuomarara kwesimbi yakavharwa plain carbon steel inowanzoita 55+-3, uye kuomarara kwesimbi isina kuvharwa inomonerwa nechando inomonereka inodarika makumi masere. ye100-2000mm;ose ari maviri anogadzirwa netambo yakamonerwa inopisa kana ndiro yesimbi..
CRS ndiyo chidimbu cheChirungu inotonhorera yakakungurutswa simbi, kureva, inotonhora yakakungurutswa simbi.Rinoreva kukunguruka kwesimbi.Semuenzaniso, q235 yakajairwa kabhoni simbi ndiro inogona kutonhora yakakungurutswa, uye 10# simbi ndiro inogona zvakare kutonhora yakakungurutswa.Kuoma kwayo kunogona kunge kuri pachiyero chinoenderana zvinoenderana negiredhi resimbi rinoshandiswa..
Ndeipi giredhi reinotonhora-yakatenderedzwa pepa rakaoma kupfuura spcc?.
Cold-rolled sheet ndiyo chidimbu cheakajairwa kabhoni simbi inotonhora-yakakungurutswa pepa, inozivikanwawo seinotonhora-yakakungurutswa shiti, rinowanzozivikanwa seinotonhora-yakakungurutswa pepa, uye dzimwe nguva yakanyorwa zvisizvo seshizha rinotonhora.Iyo inotonhora ndiro inogadzirwa neyakajairwa kabhoni structural simbi inopisa-yakakungurutswa simbi tambo, iyo inowedzera kutonhora-inokungurutswa kuita simbi nekukora isingasviki 4mm..
Iyo inotonhora-yakatenderedzwa pepa yakakamurwa kuita: 1/8 yakaoma, 1/4 yakaoma, 1/2 yakaoma uye yakazara yakaoma mamiriro.Panowanzove nezvikamu zviviri zvikuru zvekuomarara kukosha: HRB (Rockwell) HV (Vickers) sezvizvi: Chiratidzo chinosiyanisa chemhando HRB (Rockwell) HV (Vickers) 1/8 yakaoma..
Pickling ndiro ndiro inopisa-yakakungurutswa iyo inoiswa pasi pekuita senge dephosphorization (kubvisa ngura, zvisaririra, nezvimwewo, inogadzirwa panguva yekupisa-kukungurukira) uye mamwe maitiro ekunyungudutsa pamusoro kuti uwane ndiro yesimbi ine basa riri nani pane kupisa. -yakakunguruka pamusoro.Inogona kuonekwa kubva pakugadzira kwayo kuti kuoma kwayo kunopisa kunoputirwa negiredhi rimwechete..
Hapana mutsauko mukuoma kwepasi pakati pekutonhora-yakakungurutswa nemarara.Nokuti nzvimbo yakavharidzirwa inongoputirwa nemucheka we zinc kubva kune mashoma ma microns kusvika ku 20 microns pane substrate.Ma substrates anowanzo kutonhora-akakungurutswa uye anopisa-akakungurutswa.Kuomarara kunonyanya kuenderana negiredhi rezvinhu, uye mamakisi anosiyana..
Tora DC01, DC03 semuenzaniso.DC01 muganhu wepamusoro wekusimba kwegoho 280 DC03 muganhu wepamusoro wegoho simba 240 , dc06+ze, dzinoenderana nebepa rinotonhora, nhamba inomiririra giredhi rekutsika, uye nhamba huru ndiyo.
Pepa rinotonhora-rakakungurutswa rakagadzirwa neyakavhuvhuta-inopisa coil seyakabikwa, yakakungurutswa pakamuri tembiricha pazasi petembiricha recrystallization, uye kuoma kwayo kunosvika 150HV.Mashizha emuchina wekuveura anowanzo kugadzirwa nesimbi yemidziyo, nekuoma kweHRC55 ~ 58 °, inogona kucheka mazhinji awo.
