Video: Dab tsi yog qhov txawv ntawm pob zeb pob zeb thiab cov cement slab?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Cov qhov sib txawv ntawm cov cement thiab pob zeb
Txawm tias cov ntsiab lus cement thiab pob zeb feem ntau yog siv sib hloov, xis mas yog ua tau ib qho khoom xyaw ntawm pob zeb . Qhob yog yooj yim sib tov ntawm aggregates thiab muab tshuaj txhuam. Cov aggregates yog xuab zeb thiab gravel los yog crushed pob zeb; cov muab tshuaj yog dej thiab portland cement.
Ib yam li ntawd, cov cement puas muaj zog dua li pob zeb?
Pob zeb yog qhov sib xyaw ntawm cov dej, cement , xuab zeb ib yam li mortar. Txawm li cas los pob zeb kuj muaj gravel thiab lwm yam coarse aggregates uas ua rau nws muaj zog dua thiab ruaj khov dua. Pob zeb muaj dej tsawg-rau- cement ratio thiab yog ib tug thinner sib xws tshaj mortar.
Kuj Paub, Kuv yuav tsum siv pob zeb lossis cement? Pob zeb ua haujlwm zoo hauv cov haujlwm loj, thaum cement yog siv ntau dua hauv cov haujlwm me me. Ib qho ntawm cov khoom siv muaj zog tshaj plaws thiab ntev tshaj plaws uas paub txog tib neeg, pob zeb yog siv los tsim cov tsev kawm ntawv, txuas hniav, kev taug kev, thiab suav tsis txheeb lwm cov qauv. Tab sis koj tsis xav tau lub kaus mom nyuaj kom muaj kev vam meej nrog pob zeb.
Ib sab ntawm no, cement pheej yig dua li pob zeb?
Qhov Zoo Ntawm Cement Slabs Installing a cement slab yog qhov tseem ceeb pheej yig dua tsim lub hauv qab daus los yog ib qho chaw nkag hauv qab lub tsev, thiab nws yog qhov ruaj khov txaus kom kav ntev li kaum xyoo yam tsis muaj kev hloov pauv.
Cov cement muaj zog npaum li cas?
Nws yog pob zeb uas yog muaj zog txaus los nqa qhov kev ntxhov siab ntawm 3,000 psi ntawm 28 hnub. Qhob kuj yuav raug teev nyob rau hauv lwm yam zog thiab. Pas ua vaj tse muaj zog ntawm 7,000 psi los yog tsawg dua; pob zeb nrog lub zog ntawm 7,000 thiab 14, 500 psi yog suav tias yog cov pob zeb muaj zog.
Pom zoo:
Yuav ua li cas yog qhov tsawg kawg nkaus pob zeb npog nyob rau hauv mm ntawm ib tug cam khwb cia nyob rau hauv qhov chaw pob zeb tso tawm tsam thiab mus tas li raug rau lub ntiaj teb?
Table-1: Yam Tsawg Npog Thickness rau Cast-in-Place Qhob Hom kev tsim ua vaj tse hla, hli Qhob nrum tiv thaiv thiab txuas mus tas li nrog hauv av 75 Pob zeb sib chwv nrog av lossis dej No. 19 txog No. 57 tuav 50 No. 16 bar thiab me dua 40
Dab tsi yog qhov txawv ntawm cov cai thiab cov cai thiab cov cai?
Cov cai lij choj feem ntau yog tsim los ntawm ib lub koom haum qhov pib, thaum cov cai sawv cev yuav raug tsim raws li xav tau los ntawm pawg tswj hwm lossis lwm yam kev tswj hwm. Cov cai tswj hwm lub koom haum tag nrho thiab tuaj yeem hloov kho tsuas yog los ntawm kev tshaj tawm thiab tau txais kev pov npav feem ntau
Dab tsi yog qhov txawv ntawm qhov ua tau zoo thiab cov khoom lag luam teb thiab cov ntsiab lus ntawm kev lag luam uas txhua qhov ua haujlwm zoo tshaj?
Lub tuam txhab muaj peev xwm ua kom tau raws li cov neeg siv khoom xav tau raws sijhawm yog hu ua Kev Ua Haujlwm Zoo, thaum ua haujlwm tau zoo yog lub tuam txhab muaj peev xwm xa khoom raws li tus neeg siv khoom xav tau nrog tsawg kawg ntawm cov khoom siv raw, kev ua haujlwm thiab tus nqi
Dab tsi txaus ntshai zoo kawg li nws yog qhov peb yuav tsum tau khawb trenches thiab sim cov roj npog qhov ncauj qhov ntswg ntawm no vim muaj kev sib cav nyob hauv lub tebchaws nyob deb ntawm cov neeg uas peb tsis paub dab tsi?
Qhov txaus ntshai npaum li cas, zoo heev, zoo kawg yog tias peb yuav tsum tau khawb trenches thiab sim roj-qhov ncauj qhov ntswg ntawm no vim muaj kev sib cav nyob rau hauv ib lub teb chaws nyob deb ntawm cov neeg uas peb tsis paub dab tsi. Nws zoo nkaus li tseem tsis yooj yim dua tias kev sib cav uas twb tau hais tseg hauv txoj cai yuav tsum yog kev ua tsov rog
Dab tsi yog qhov txawv ntawm qhov kev thov thiab qhov xav tau ntawm cov khoom hais tias mis nyuj?
Dab tsi yog qhov txawv ntawm qhov kev thov thiab qhov xav tau ntawm cov khoom, hais mis nyuj? Kev xav tau yog kev sib raug zoo ntawm ntau tus nqi thiab qhov xav tau ntawm cov nqi ntawd. Kev xav tau ntawm cov mis nyuj yog qhov kev sib raug zoo ntawm tus nqi sib txawv ntawm cov mis nyuj thiab qhov xav tau ntawm cov nqi ntawd