Mark kongiri kana giredhi? Kuti aitsaura sei chesamende pakuvaka kumba kwako?

Developers Most nomunhu dzimba classifies kongiri, uchishandisa izwi akadai mugiredhi kongiri. Zvisinei, ichi chivako zvinhu ane mumwe maitiro - kirasi. With chii kwakabatana selectivity kwakadaro, uye chii musiyano pakati chiratidzo uye neboka?

Concretes ndivo rakajairika risingaenzaniswi, kuvaka zvinhu, uye kushandiswa rechipiri, pashure mvura zvekuvaka munyika,. Ko ane ibwe chakagadzirwa ndawana, zvichiguma kubva solidification ane homogeneous guru kusanganiswa zvimwe kukura yenhengo akadai simende, mvura, fillers uye / kana vavaki.

Pane kumbonyanya yokuwanda concretes siyana yakasiyana chinangwa, uye chitarisiko uye mhando huru bhainda uye fillers - uye ruva parinova zambiringa ezvinhu, uye ayo mamiriro. Zvisinei, pasinei nezvose izvi siyana kongiri, pane vatatu chete zvinokosha Qualitative unhu zvinoshandiswa muna Masvomhu yokugadzira zvivako ramangwana - simba, mvura kuzvidzivirira uye chando nemishonga. Kuona uwandu zvinokosha izvi zvivako nekongiri uye vakanga vakasuma pfungwa yacho zvizivikanwe uye inotakura.

Somuenzaniso, zvinowanzoshandiswa nomumwe dzimba erection nheyo kongiri yakasiyana cherechedza 200 ndezvaiye kukirasi B 15 uye chando - F75-F100 uye isapinda - W2-W4.

Zvechokwadi, pakutanga zvose mubvunzo unomuka izvo vari mugiredhi kongiri uye chii musiyano wayo kubva kirasi.

Tinofanira kutanga, chesamende makirasi uye Logos ndivo chete simba maitiro Zvisinei, zvimwe nuance muna kushanda.

Brand simba iri kwezvipimo kusanganiswa indekisi zvinobva sokuongorora kwomurabhoritari uye simba compressive. Nemamwe mashoko, kukosha iyo anosarudza chii kufadza zvokuimba mutoro angakudzivisai mativi sendimita pemvura. Sezvo kongiri vanowanzoda kuwedzera pamusoro nguva, simba, miedzo inozviisa bhuku ivhu (chakakandirwa cubes ane divi 10 masendimita) pazera kuibvisa kwete asingasviki 28 mazuva. Aripo kongiri chiratidzo - iri kuwanda kubva M800 kusvikira M50 (pamwe kuwedzera arambe achirema kubva kuwedzera nhamba indekisi). Nokuti mumwe nomumwe kuvaka haina kushandiswa kongiri pamusoro kugiredhi 400.

Zvisinei, simba iri vaizviti mucherechedzo mutengo uri murabhoritari, sezvo iri tsika zvinokanganisawo wandei kuzungunutsa zvinhu zvakadai kuvhiringidzika kugadzira michina, kuti mismatch yepamusoro jecha uye mvura, uye panovira shanduko achiisa ezvinhu. izvi zvose zvinotungamirira vasanyanye simba unhu. Uye kukanganisa ichi kana coefficient kuti kushanduka Nde musiyano pakati mukirasi nekongiri yawo muchiso. Zvikurukuru kungotadza simba chairo ane diki (5%) kutsauka. In muitiro chesamende kirasi - chinokosha dzaona ukoshi inoshandiswa (vakasiyana mark) pamasikiro miti ramangwana. Akayera muna MPa, uye inodzorwa GOST 26633-85. In zvachose mune gumi navatanhatu simba nemakirasi kubvira 3.5 kuna 60.

Zvinotevera Unhu Qualitative - mvura nemishonga uye chando nemishonga - dzinoiswa chete pamusoro mavanga.

Mark kongiri, kuratidza chando inewo rabhoritari ukoshi. Zvinomirira vaifanira kusanganiswa chakarurama zvakawanda bvunzo umo mharidzo zvakaiswa pasi -oma-nyungudika. Frost mavanga masere kunotemwa mu kuwanda kubva 50 F kusvika 500 F.

Chimwe Qualitative mamirire - mugiredhi kongiri pamusoro mvura nemishonga. Nokuti Kunyora kuti mvura akashandisa mamakisi matanhatu kubvira 12 W kuna W2, ndiyo kunonyanyisa kukosha mvura nevezera panguva iyo bhuku ivhu havagoni kupfuura mvura (pasi pomureza yokuedzwa mamiriro).