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Pre kanasonkhezereka zitsulo chitoliro / zitsulo chubu ntchito zosiyanasiyana
H-beam ndi mtengo wopangidwa ndi chitsulo chopindika.Ndi mphamvu yodabwitsa.Imatchedwa dzina lake chifukwa imawoneka ngati likulu H pamwamba pa mtanda wake, chitsulo chokulungidwa chokhala ndi gawo lopangidwa ndi H.Kukula kofanana mu ma flanges awiri ofanana opanda tepi mkati mwake.