C Purlin VS C Channel

1. Umehluko phakathi kwensimbi yesiteshi nama-purlins
Amashaneli nama-purlin kokubili yizinto ezisetshenziswa kakhulu kumaphrojekthi wokwakha, kodwa ukwakheka nokusetshenziswa kwazo kuhlukile.Insimbi yesiteshi iwuhlobo lwensimbi ene-cross-section efana ne-I, ngokuvamile esetshenziselwa ukuthwala nokuxhuma izakhiwo.Ama-Purlin ayizicucu ezinde zokhuni noma amaphaneli enziwe umuntu, ngokuvamile asetshenziselwa ukusekela nokulungisa uphahla, phansi kanye nezindonga.
2. Ukusetshenziswa kwensimbi yesiteshi nama-purlins
Ukusetshenziswa okuvame kakhulu kwensimbi yesiteshi kumaphrojekthi wokwakha kunjengokusekelwa kwesakhiwo kanye nezinto zokuxhuma.Insimbi yesiteshi ingasetshenziswa njengamakholomu okusekela noma imishayo yokuxhuma amafreyimu esakhiwo sensimbi, futhi ingasetshenziselwa ukwakha amabhuloho, imibhoshongo yamandla nezinye izakhiwo ezinkulu.Amandla, ukuqina nokuqina kwensimbi yesiteshi kuyenza ibe enye yezinto ezibalulekile ezakhiweni zokwakha.
Ama-Purlin asetshenziselwa ikakhulukazi ukuhlobisa kwezakhiwo kanye nokusekelwa kwesakhiwo sangaphakathi, njengemishayo yophahla kanye nezinto zokusekela phansi.Ama-purlin aqondaniswe futhi aboshelwe odongeni nasezindaweni zophahla ngezikulufo noma izinzipho.Ekwakhiweni, ama-purlins asebenza njengamabhuloho phakathi kwezisekelo nezindonga futhi asize ukulungisa ibhalansi yesakhiwo sonke.
3. Isiphetho
Ukufingqa, nakuba kokubili insimbi yesiteshi kanye nama-purlins angasetshenziswa kumaphrojekthi wokwakha, ubujamo bazo, ukusetshenziswa kanye nebanga lezicelo kuhluke kakhulu.Ukuqonda umehluko wabo kubalulekile ekwakhiweni kwesakhiwo nokwakhiwa.Uma usebenzisa lezi zinto ezimbili, kufanele ukhethe ngokuvumelana nesimo esithile, ukuze udlale kangcono indima yabo phezu kwesisekelo sokuqinisekisa ukuphepha, ukwethembeka nobuhle besakhiwo sokwakha.