Homeliness, Zokwakha
U-ezimile iiprofayili: i impahla ebalulekile lwezakhiwo
Ngenxa uphuhliso lolwakhiwo yokulungisa iindlela, nentaphane mihla izinto zokwakha, leyo oludibanisa iimpawu ezibalulekileyo ezifana amandla aphezulu, ndandifeketha kunye nendleko eziphantsi. Phakathi kwezi zinto yenye izilili zobukhulu ukuthatha iiprofayili ezimilise U, apho wafumana igama layo ukusuka imilo cross-lecandelo, esifana ileta Russian "P".
Izinto eziluncedo iprofayili metal
Kwiimeko ezininzi, ezi profayili ezimilise U ezenziwe ngesinyithi kwalenza okanye aluminium. Aluminium - impahla elimangalisayo oluhlanganisa amandla ephakamileyo ndandifeketha na, ukwenza imijelo aluminiyam Kulula amaxesha 8 kuthelekiswa noogxa babo ngentsimbi. Olu phawu ikuvumela ukuba kuncitshiswe umthwalo yoyilo, ngexesha ilondoloza umgangatho ophezulu ezikumgangatho.
Ngaphandle kwento yokuba iiprofayili ziyafumaneka ngokobungakanani obahlukeneyo (nobubanzi, ukuphakama ezishelfini), kufuneka inkalo ebalulekileyo munye - ukubenza ukusebenzisa metal minimum ubukhulu. Noko ke, wew iprofayile oluqinisekisa iimpawu amandla aphezulu, iiprofayili ngoko ezimilise-U ngempumelelo yaye lenze imisebenzi zonke yokuyilwa ethwele izinto kunokwenzeka.
Ngenxa yokungabikho nemingxuma lwangaphakathi izakhiwo ezinjalo, ukuba unako ukwenza izakhiwo kunye neenkqubo ngendlela entsonkothileyo.
Ukuveliswa iinkangeleko ezimilise U
iprofayile aluminium U-imilo lukhutshwe ngokucinezela i okhethekileyo aluminium ingxubevange abanama-grade imichiza compound. Kakade ke, aba iiprofayili nabo ahlangane umgangatho karhulumente.
nobukhulu
T. To. Amajelo sho ziyafumaneka ngokobungakanani obahlukeneyo, ukuba inkqubo yemveliso kweentlobo ngamnye unikwe inombolo ebonisa umgama phakathi flanges zangaphandle profile. Igeyiji ngokutsho GOST esithathwe iprofayili ngokuchanekileyo iinkangeleko ezimilise U zenziwe eqhelekileyo (B) ukwanda (P) kunye (A) amandla eliphezulu. Ezi profayili cross-somhlathi inokwahluka ukuphakama ukusuka kuma-25 ukuya 410 mm, ububanzi ezishelfini - 20 ukuya kwi-180 mm kunye ubukhulu - ukusuka ku-1 ukuya kwisi-8 mm.
Iindawo ukusetyenziswa U-macandelo, alinganayo
Nasiphi na isakhiwo lweenkangeleko ezimilise U nikukukhanya kakhulu, kodwa luphawulwa ukuqina yokusebenza egqwesileyo kunye namandla. iimpawu ezitywiniweyo kwawo umbandela kuvumela ukusetyenziswa kwayo ukwenziwa kwezakhiwo iimilo ezahlukeneyo.
iinkangeleko ezimilise U zahlulwe ngokweendidi ezininzi eziphambili:
- injongo jikelele;
- ngeenjongo zombane;
- izakhiwo yokwakha.
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