Dab tsi yog qhov ceev ntawm aggregate hauv kg m3?
Dab tsi yog qhov ceev ntawm aggregate hauv kg m3?

Video: Dab tsi yog qhov ceev ntawm aggregate hauv kg m3?

Video: Dab tsi yog qhov ceev ntawm aggregate hauv kg m3?
Video: Tuag Ua Dab Tsi💘by TXOS LAUJ / Nkauj Tawm Tshiab 2021 Official 2024, Kaum ib hlis
Anonim

Tus txheeb ze ceev (specific gravity) ntawm ib tag nrho yog qhov piv ntawm nws qhov hnyav rau qhov loj ntawm qhov sib npaug ntawm cov dej. Ntsiab nta: Feem ntau sib sau ua ke muaj islative ceev nruab nrab ntawm 2.4-2.9 nrog cov khoom sib thooj (ntau) ceev ntawm 2400-2900 kg / m3 (150-181 lb/ft3).

Xav txog qhov no, qhov ceev ntawm aggregates yog dab tsi?

Cov pob zeb loj tuaj yeem muaj txog li 150-mm (≈ 6 in.) ntxhib tag nrho . Ntuj ntxhia sib sau ua ke , i.e. xuab zeb thiab gravel muaj ib qho loj ceev ntawm 95 mus rau 105 lbs / ft3 (1520 - 1680 kg / m3) thiab tsim cov pob zeb hnyav (NWC). Aggregates nrog ntau ceev tsawg dua 70 lbs / ft3 (1120 Kg / m3) hu ua Lightweight.

Tom qab, lo lus nug yog, dab tsi yog qhov ceev ntawm cov xuab zeb hauv kg m3? Qhov txhais tau tias ceev ntawm cov xwm txheej sib txawv ntawm xuab zeb yog li no: Loos Xuab zeb : 1442 kg / m3 . Qhov no yog qhuav xuab zeb uas tau tsiv los yog lwm yam agitated kom loosen lub ntuj packing txheej txheem. Qhuav Xuab zeb : 1602 kg / m3.

Sib piv, qhov ceev ntawm 20mm aggregate yog dab tsi?

Cov ntxhib tag nrho 20 mm thiab 12.5 hli tau sib xyaw ua ke sib txawv ntawm qhov loj, xws li 90: 10, 80: 20, 70: 30 thiab 60: 40 thiab lwm yam. ceev ntawm txhua qhov sib tov yog txiav txim siab. Ntxiv qhov me me tag nrho (12.5mm downsize) nce qhov ntau ceev.

Dab tsi yog qhov ceev ntawm cov xuab zeb?

Qhov ntom ntawm Xuab zeb : Feem ntau, Qhov ntom canbe txhais raws li huab hwm coj ib unit ntim / txhais tau tias hais ib unit volume. The xuab zeb ntom Nws txawv ntawm ntau yam thiab nws cov xwm txheej. Ib txwm xoob qhuav xuab zeb muaj cov ceev 1442 kg/m3.

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