Home Products Steel beams HEM (HEM 280; t 18.5 / 33.0) Steel beams HEM (HEM 280; t 18.5 / 33.0) Manufactured according toEN 10034 Dimensions, mm310 x 288 TW / TF, mm18.5 / 33.0 Theoretical weight, kg/m189.0 SEND INQUIRY