H - simbi yesimbi isimbi itsva yekuvaka hupfumi.Iyo chikamu chechimiro cheH danda ine hupfumi uye inonzwisisika, uye michina yemagetsi yakanaka.Paunenge uchikunguruka, imwe neimwe pfungwa pachikamu inowedzera zvakanyanya uye kushushikana kwemukati kudiki.Kuenzaniswa neyakajairika I-beam, H danda ine zvakanakira chikamu chikuru modulus, huremu huremu uye kuchengetedza simbi, izvo zvinogona kuderedza chivakwa chekuvaka ne30-40%.Uye nekuti makumbo ayo akaenzana mukati nekunze, gumbo rinopera iAngle yekurudyi, kuungana uye kusanganisa muzvikamu, zvinogona kuchengetedza welding, riveting basa kusvika ku25%.Inowanzoshandiswa muzvivakwa zvakakura zvinoda kutakura kutakura uye kugadzikana kwakanaka kwechikamu-chepamusoro (sezvivakwa zvefekitari, zvivakwa zvepamusoro-soro, nezvimwewo), pamwe chete neBridges, ngarava, michina yekusimudza, nheyo yemidziyo, bracket, nheyo murwi, etc.