Washington DC - Cibiyar Iron da Karfe ta Amurka (AISI) ta buga AISI S250-21, "Arewacin Amurka Cold Formed Steel Frame Gine-ginen Bunbul ɗin Heat Transfer Standard, 2021 Edition," a matsayin tushen guda ɗaya don ƙididdige ƙimar canjin zafi don bango. dauke da sanyi kafa karfe frame da (U-factor) rufi/rufin harsashi aka gyara. An yi nufin mizanin don ɗauka da amfani a cikin Amurka, Kanada da Mexico kuma ana samun su don saukewa kyauta daga www.aisistandards.org.
An ƙera AISI S250-21 don a ƙarshe maye gurbin yawancin hanyoyin a cikin lambobin makamashi da ƙa'idodi daban-daban na yanzu, yawancinsu an iyakance su zuwa 16 ″ ko 24 ″ bangon bango akan firam ɗin cibiyar bayanai. An raba daidaitattun zaɓuɓɓukan lissafi zuwa:
AISI S250-21 an yi niyya don wakiltar mataki na gaba na bincike a cikin sanannen hanyar yankin da aka gyara, wanda aka samo asali a cikin 1997. Fa'idodin AISI S250-21 akan duk hanyoyin ƙididdiga na baya shine ikon yin nazarin taro na bango tare da halaye masu zuwa. :
Kwamitin Ka'idodin Tsarin Tsarin AISI ya ƙirƙiri maƙunsar rubutu don yin lissafin lissafi daidai da AISI S250-21. Wannan tebur yana samuwa kyauta kuma yana rage lokacin da ake buƙata don ƙididdige sassa daban-daban na ambulaf daidai da ma'auni.
AISI tana aiki azaman muryar manufofin gwamnati don masana'antar ƙarfe ta Amurka kuma tana haɓaka ƙarfe azaman kayan zaɓi a kasuwa. AISI kuma tana taka muhimmiyar rawa wajen haɓakawa da aikace-aikacen sabbin samfuran ƙarfe da fasahar yin ƙarfe. AISI ta ƙunshi ƙera ƙarfe tare da haɗaɗɗen murhun baka da mambobi masu alaƙa waɗanda suke masu kaya ko abokan cinikin masana'antar ƙarfe. Don ƙarin koyo game da ƙarfe da aikace-aikacen sa, ziyarci gidan yanar gizon AISI a www.steel.org. Bi AISI akan Facebook ko Twitter (@AISIsteel).
Lokacin aikawa: Yuli-15-2023