Washington DC - The American Iron and Steel Institute (AISI) yakaburitsa AISI S250-21, "North American Cold Formed Steel Frame Building Envelope Heat Transfer Standard, 2021 Edition," sechinhu chimwe chete chekuverenga kupisa kwekutamisa coefficient yemadziro. ine furemu yesimbi inotonhora uye (U-factor) sirin'i/denga remba. Iyo chiyero chakagadzirirwa kutorwa uye kushandiswa muUnited States, Canada neMexico uye inowanikwa mahara kudhawunirodha kubva www.aisistandards.org.
Iyo AISI S250-21 yakagadzirirwa kupedzisira yatsiva akawanda emaitiro mune akasiyana ezvino simba macode uye zviyero, mazhinji acho anogumira ku16 ″ kana 24 ″ madziro emadziro pamafuremu epakati data. Iwo akajairwa math sarudzo akakamurwa kuita:
AISI S250-21 inotarisirwa kumiririra danho rinotevera rekuongorora mune inozivikanwa yakagadziridzwa domain method, yakatanga kusikwa muna 1997. Zvakanakira AISI S250-21 pamusoro penzira dzose dzekare dzekuverenga ndiko kukwanisa kuongorora magungano emadziro ane maitiro anotevera. :
Iyo AISI Framework Standards Committee yakagadzira spreadsheet kuti iite masvomhu masvomhu zvinoenderana neAISI S250-21. Iyi tafura inowanikwa pachena uye inoderedza zvakanyanya nguva inodiwa kuverenga zvikamu zvakasiyana-siyana zvehamvuropu maererano nechiyero.
AISI inoshanda sezwi remutemo wehurumende kuUS simbi indasitiri uye inosimudzira simbi sechinhu chesarudzo mumusika. AISI inoitawo basa rinotungamira mukuvandudza nekushandiswa kwezvigadzirwa zvesimbi zvitsva uye matekinoroji ekugadzira simbi. AISI inoumbwa nevagadziri vesimbi vane arc furnaces akabatanidzwa uye nhengo dzakabatana avo vari vatengesi kana vatengi veindasitiri yesimbi. Kuti udzidze zvakawanda nezvesimbi nemashandisirwo ayo, shanyira webhusaiti yeAISI pa www.steel.org. Tevera AISI paFacebook kana Twitter (@AISIsteel).
Nguva yekutumira: Jul-15-2023