Homeliness, Tools iyo qalabka
Sheet bir Modern: Hore iyo bandhigaan
Sida ugu dhakhsaha badan dadka bartay in ay uriyo biraha iyo soo saaraan waxyaabaha ka, waxaan u mahad celineynaa karaan guryaha faa'iido of steel (xoog, cimri dherer, xirtaan iska caabin ah). Abuuritaanka masterpieces ugu horeysay, tumaalladii oo dareemay baahida loo qabo sheet bir ah oo dhuuban. Iyo dubbayaal gaadhi waxaa leheen iyo workpiece birta, iyo waxa daasadda iyaga u jeestay, oo ay ahayd sheet ugu horeysay steel. Geedi socodka ahaa muddo dheer oo caadi ah.
Horumarka uusan weli ma taagnaan, laakiin sababta oo ah bir ah oo dhuuban loo baahan yahay iyo aad u badan, waxay abuurtaa qalabka ku habboon ee taas go'yaal hore been abuurtay, iyo ka dib bilaabay in uu hirgaliyo ku daqiijin jireen rogid. The go'yaal dahaaray kowaad oo dhumucdiisuna waxay ugu yaraan 0.8 mm iyo dhinacyada 710 mm ee 1420 mm la shaqaynayay iyaga ayaa aad u adag tahay sababtoo ah size waaweyn oo dhumucdiisuna yar. Maxaa yeelay, si tartiib ah u wareegay inuu shaqaalayaal u kireeyo go'yaal lagu qiyaaso 1000 mm ilaa 2000 mm oo dhumucdiisuna waxay a of 0.6 mm, iyo mustaqbalka - 1250 mm in 2500 mm oo dhumucdiisuna waxay a of 0.5 mm, mishiinnada casriga ah u ogolaan sheet giringiriyey ah oo dhumucdiisuna waxay 0,25 mm oo aan xad lahayn dhererka.
Oo wax kasta oo uu noqon doono ganaax, laakiin biraha la og yahay in ay u nugul qayilo (miridhku), markii hore ma dooran karin wax, waxa kaliya qurux badan, laakiin si tartiib tartiib ah dadka bartay si ay u daboosho zinc biraha.
Markii hore, sheet bir la nadiifiyo, qiyaasta dhagax waa lagaa saarayaa ka by Iagu acid. Markaas strip giringiriyey kulul si uu u siiyo guryaha qaarkood, jirka iyo kiimikada, waa annealed. Sidaas darteed, ma aha oo kaliya samayn karo sheet bir, waxaa suurto gal ah in aad dalbato in alaabta birta: tuubooyinka, strip oo kale. Geeddi-socodka waxaa la sameyn karaa iyadoo la isticmaalayo habab kala duwan, waxay ku xidhan tahay nooca wax soo saarka yihiin. Waxaa jira habab of mideyso maquufin kulul, mideyso electrolytic iyo termodiffuznoe.
In habka for kulul-maquufin galvanized sheet bir la Hawiyaha ee zinc la shubay, oo fadhiya oo dhumucdiisuna waxay daahan ah, taasoo keentay in sheet a steel galvanized. Habka Termodiffuzny waxaa loo isticmaalaa waxyaabaha isagoo qaab adag, waayo, derderkii iyo sidoo. Marka mideyso, contours zinc ee alaabta. In habka electrolytic, maquufin lakabka daahan galvanized qaadataa meel taasi oo ka rollers koronto tabinta. users Qaar ka mid ah u wac siyaabo cathode ah. Marka lagu eedeeyay qayb ka mid steel qubeyska ay ku jiraan xal cusbo ah waxaa ka dibna waxa uu dhex maray koronto. Iyada oo codsigan, lakabka ah ee zinc, dhumucda taasoo - 0.5-10 microns.
shaqada noocan oo kale ah ee rogid ee biraha casriga ah waa mid aad loo jecel yahay, way adag tahay in ay qiimayn dheeraad, ka dib markii performing dusha sare waa in laga ilaaliyo wax kasta oo saamayn.
Otsinovka siinayaa iska caabin ah daxalka ee alaabta birta, ka dibna waxaa la isticmaali karaa wax soo saarka ee xal hawlaha muhimka ah. Waxa loo isticmaalaa warshadaha baabuurta, dhismaha, shidaalka iyo gaaska. Iyadoo la isticmaalayo steel zinc miisaanka sheet of yar isbedel aad, laakiin qaadataa on sifooyinka ilaalinta geedi socodka 'fulayo' arrin muddo dheer, waxa ay noqon kartaa ilaa 50 sano.
Tayada sheet dusha ka baaraandegi waa in si waafaqsan GOST 16523-89, sheet width - ka 710 mm in 1800 mm, oo dhumucdiisuna waxay laga yaabaa in inta u dhaxaysa 0.5 mm iyo sidii sare sida 5 mm.
sheet Steel u qaybsan yahay saddex fasal, taas oo ku xidhan dhumucda sheets zinc ah:
- class "n" ayaa dhumucdiisuna waxay a of 40 microns iyo daahan a 60;
- class "1" - 18 microns iyo ilaa 40;
- class "2" - laga bilaabo 10 microns 18 microns.
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