Home Products Steel beams HEM (HEM 300; t 21.0 / 39.0) Steel beams HEM (HEM 300; t 21.0 / 39.0) Manufactured according toEN 10034 Dimensions, mm340 x 310 TW / TF, mm21.0 / 39.0 Theoretical weight, kg/m238.0 SEND INQUIRY