Menene PSI shine Babban Kambun Farko?


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(Mene ne PSI Babban Kamfanonin Farko?)

Menene PSI babban siminti da wuri?

Ƙarfin daɗaɗɗen kankare, wanda aka auna shi da fam a kowane murabba'in inch, na iya bambanta ya danganta da inda kake zama. Misali, idan kana zaune a tsakiyar wuri mai tsananin sanyi, kana iya amfani da siminti mai ƙarfi don titin mota ko gefen titi.

Menene bambanci tsakanin kankare da psi na 3000 da 4,000?

Psi (fam a kowace murabba'in inch) na kankare shine abin da ke ƙayyade ƙarfin kankare, kuma yawanci ya dogara ne akan yadda ake yin haɗin gwiwa. Gabaɗaya, ƙarin siminti a cikin haɗuwa, mafi girma psi.

Menene mafi ƙarancin psi don titin gefen titi da patios?

Cibiyar Kamfanoni ta Amurka tana ba da shawarar psi na 2,500 don hanyoyin tafiya da kuma psi na 3,000 don wuraren zama. Duk da haka, akwai wasu ayyuka inda psi mafi girma ya zama dole. Misali, idan kuna gina bita na gida tare da kayan aiki masu nauyi waɗanda aka amintar da su a kan katako, to kuna iya buƙatar psi mafi girma.

Menene bambanci tsakanin siminti mai tsayi da wuri da siminti mai ƙarfi na al'ada?

Babban siminti na farko wani nau'in siminti ne wanda ke da ƙarfin matsawa wanda zai iya wuce 21 MPa a cikin sa'o'i 24 na farko bayan an zuba shi. Yana samun wannan tare da haɗakar abubuwa masu tauri mai sauri, irin su sodium hydroxide ko calcium chloride, kazalika da tara mai kyau da ƙarancin ruwa-zuwa siminti.

Shin kankare mai kauri ya ragu?

An yarda da cewa ƙwanƙwasa masu kauri sun fi juriya ga fashe fiye da waɗanda ba su da kauri. A cikin aikace-aikacen zama, inci 4 shine mafi ƙarancin kauri don hanyoyin yawo da baranda, kuma shingen gareji ya kamata ya zama aƙalla inci 5 zuwa 6 idan ana sa ran zirga-zirgar manyan motoci.


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(Mene ne PSI Babban Kamfanonin Farko?)

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