Lub npe thiab cov lus siv
•Hauv Tebchaws Meskas,Hlau Kuv Beams feem ntau yog teev tseg siv qhov tob thiab qhov hnyav ntawm lub beam. Piv txwv li, lub beam "W10x22" yog kwv yees li 10 nti (25 cm) tob (qhov siab nominal ntawm I-beam los ntawm sab nraud ntawm ib lub flange mus rau sab nraud ntawm lwm lub flange) thiab hnyav 22 lb/ft (33 kg/m). Nws yuav tsum tau sau tseg tias qhov dav flange feem ntau txawv ntawm lawv qhov tob nominal. Hauv cov ntaub ntawv ntawm W14 series, lawv yuav tob li 22.84 nti (58.0 cm).
•Hauv Mexico, cov hlau I-beams hu ua IR thiab feem ntau teev tseg siv qhov tob thiab qhov hnyav ntawm lub beam hauv cov lus metric. Piv txwv li, lub beam "IR250x33" yog kwv yees li 250 hli (9.8 nti) tob (qhov siab ntawm I-beam los ntawm sab nraud ntawm ib lub flange mus rau sab nraud ntawm lwm lub flange) thiab hnyav kwv yees li 33 kg / m (22 lb / ft).
Yuav ntsuas li cas:
Qhov Siab (A) X Qhov Web (B) X Qhov Dav ntawm Flange (C)
M = Hlau Junior Beam lossis Bantam Beam
S = TxheemHlau Kuv Beam
W = Tus Qauv Dav Dav Flange Beam
H-Pile = H-Pile Beam
