Umahluko phakathi kwemibhobho yentsimbi engenamthungo eqengqelekayo kunye nemibhobho yentsimbi engenamthungo eshushu eqengqelekayo

Umahluko phakathi kombhobho wensimbi ongenamthungo opholileyo kunye nombhobho wentsimbi ongenamthungo kunye nentsimbi eshushu eqengqelekayo kunye nentsimbi eqengqelekayo zonke ziyintsimbi okanye iinkqubo zokwenza intsimbi, zinefuthe elikhulu kumbutho kunye nokusebenza kwentsimbi, ukuqengqeleka kwentsimbi ikakhulu ukuqengqeleka okushushu. yeyona ndlela iphambili, kwaye ukuqengqeleka okubandayo kusetyenziselwa kuphela ukuveliswa kweentsimbi ezincinci kunye namaphepha.
1. I-Hot rolling Advantages: Iyakwazi ukutshabalalisa i-ingot casting structure, ihlambulule ingqolowa yentsimbi, kwaye isuse iziphene ze-microstructure, ukwenzela ukuba isakhiwo sensimbi sinobunzima kwaye iimpawu zomatshini ziphuculwe.Olu phuculo lubonakaliswe ngokukodwa kwi-rolling direction, ukwenzela ukuba intsimbi ayisekho isotropic;ukuya kuthi ga kumlinganiselo othile, amaqamza, iintanda kunye nokuxengaxenga okwenziwa ngexesha lokugalela nako kunokudityaniswa phantsi kobushushu obuphezulu kunye noxinzelelo.
Ukungalungi: 1. Emva kokutshisa okutshisayo, i-non-metallic inclusions (ikakhulukazi i-sulfides kunye ne-oxides, kunye ne-silicates) ngaphakathi kwentsimbi igxininiswe kumaphepha amancinci kunye ne-layer (sandwich) phenomenon eyenzekayo.I-Stratification iyancipha kakhulu iipropathi zentsimbi kwinqanaba lobunzima, kwaye kunokwenzeka ukuba ukukrazula kwe-interlayer kwenzeka xa i-weld seam iyancipha.Ukunyanzeliswa kwendawo okubangelwa yi-weld shrinkage kaninzi kufikelela kumaxesha amaninzi ukunyanzeliswa kwinqanaba lesivuno, esikhulu kakhulu kunobunzima obubangelwa ngumthwalo;2. Uxinzelelo olushiyekileyo olubangelwa kukupholisa okungalinganiyo.Uxinzelelo olushiyekileyo luxinzelelo lwe-self-phase equilibrium phantsi kwesenzo sokungabikho kwamandla angaphandle.Intsimbi eshushu eqengqelekayo yamacandelo ahlukeneyo inoxinzelelo olushiyekileyo olunjalo.Ubukhulu becandelo lentsimbi jikelele, ubukhulu bexinzelelo olushiyekileyo.Nangona uxinzelelo olushiyekileyo luzilungelelanisa, lusenempembelelo ethile ekusebenzeni kwamacandelo ensimbi phantsi kwamandla angaphandle.Okufana ne-deformation, ukuzinza, ukulwa nokukhathala kunye neminye imiba ingaba nefuthe elibi.
Ukuthengiswa kombhobho wentsimbi ongenamthungo ongqindilili, umbhobho wentsimbi ongenamthungo omkhulu wobubanzi, abavelisi bemibhobho yentsimbi engenamthungo esasazwa ngokushushu – iShandong Liaogang Metal.
I-Cold Rolling ibhekisela ekuqhutyweni kweepleyiti zentsimbi okanye imicu kwiintlobo ezahlukeneyo zentsimbi kumaqondo obushushu abandayo ngomzobo obandayo, ukugoba okubandayo, umzobo obandayo, njl.
I-Advantages: isantya esiphezulu sokwenza, isivuno esiphezulu, kwaye akukho monakalo kwi-coating, inokwenziwa kwiintlobo ezahlukeneyo ze-cross-sectional form ukuhlangabezana neemfuno zokusetyenziswa kweemeko;ukuqengqeleka okubandayo kunokwenza intsimbi ivelise i-deformation enkulu yeplastiki, ngaloo ndlela inyusa isivuno sendawo yentsimbi.
Izinto ezingeloncedo:1.Nangona kungabikho ukunyanzeliswa kweplastiki eshushu kwinkqubo yokuqulunqa, kusekho uxinzelelo oluseleyo kwicandelo, eliya kuchaphazela ngokuqinisekileyo iipropati zentsimbi yonke kunye ne-buckling yendawo;2. I-Cold rolled section style style yentsimbi ngokuqhelekileyo ivulekileyo icandelo, okwenza icandelo likhululekile Ukuqina okuphantsi kwe-torsional.Ithande ukujijeka ngexesha lokugoba, ukugoba kunye nokubethelwa kwe-torsion kudla ngokwenzeka ngexesha loxinzelelo, kwaye ukumelana ne-torsion kubi.3. Ubunzima bodonga lwentsimbi eyenziwe ngokubanda-ebunjiweyo buncinci, kwaye abuqiniswanga kwiikona apho amacwecwe ajoyina khona, kwaye inokumelana nendawo.Ukukwazi ukugxila kwimithwalo buthathaka.
Ukuthengiswa kombhobho wentsimbi ongenamthungo ongqindilili, umbhobho wentsimbi ongenamthungo omkhulu wobubanzi, abavelisi bemibhobho yentsimbi engenamthungo esasazwa ngokushushu – iShandong Liaogang Metal.
Umahluko ophambili phakathi kokuqengqeleka okushushu kunye nokubandayo zezi:
1. Iintsimbi ezibandayo ezibandayo zivumela i-buckling yendawo ye-cross-section ukwenzela ukuba i-post-buckling bearing capacity isetyenziswe ngokupheleleyo;iintsimbi ezitshisiweyo ezishushu azivumeli i-buckling yendawo ye-cross-section.
2. Izizathu zokuxinezeleka okushiyekileyo kwintsimbi eshushu kunye nentsimbi epholileyo zihluke, ngoko ke ukusabalalisa kwi-cross-section kukwahluke kakhulu.Ukusabalalisa uxinzelelo olushiyekileyo kwintsimbi epholileyo eyenziwe ngodonga oluncinci lugobile, ngelixa ukusabalalisa uxinzelelo oluseleyo kwicandelo elitshisayo okanye elidibeneyo luhlobo lwefilimu encinci.
3. Ukuqina kwe-torsional ye-hot-rolled steel iphezulu kuneyentsimbi epholileyo, ngoko ke ukusebenza kwe-torsional ye-hot-rolled roller kungcono kune-cold-rolled steel.


Ixesha lokuposa: Sep-05-2022