Hlau railroad ties
Hlau railroad ties yog tsim los ntawm cov hlau thiab feem ntau muaj ib lub thawv-zoo li tus los yog inverted zawj-shaped cross-section. Qhov kev tsim no tso cai rau kev thauj mus los yooj yim nrog ntau dua stacking ceev, txo qhov xav tau ntxiv ballast qhov tob.
Cov txiaj ntsig ntawm steel railroad ties
Cov txiaj ntsig ntawm txoj kev tsheb ciav hlau steel muaj xws li kev thauj mus los yooj yim, kev teeb tsa yooj yim, thiab kev siv nyiaj zoo. Lawv muaj kev tiv thaiv rau kev ntsuas kev sib kis thiab kev puas tsuaj, ua rau kev saib xyuas txhua hnub ncaj qha. Tsis tas li ntawd, steel railroad ties yog cov khoom siv rov ua dua tshiab nrog cov khoom siv pov tseg.
Steel railroad ties tsum
Raws li ib tug kws tshaj lij kev lag luam, peb muab cov khoom zoo steel railroad ties uas ua tau raws li cov qauv thoob ntiaj teb. Thov hu rau peb kom paub ntau ntxiv.
