Koj puas paub 35k steel

Kev tsom xam ntawm cov qauv khoom thiab kev ua tau zoo ntawm cov tsheb ciav hlau xov - noj 35k steel ua piv txwv

Tsis ntev los no, peb lub tuam txhab tau xa tawm ib pob ntawm kev tsheb ciav hlau ua los ntawm 35k steel ua cov khoom siv raw {}}

Kev Railway Spikes yog qhov tseem ceeb tau sib txuas cov nqaj hlau thiab cov khoom siv pw tsaug zog yog siv cov txheej txheem kev nyab xeeb, thiab cov khoom siv tau tshwj xeeb tshaj yog {}}

35k steel belongs rau pawg ntawm nruab nrab cov hlau, muaj lub zog zoo, thiab yog qhov kev sib tw ua kom muaj zog ntxiv, thiab yog cov kev txhuam hniav sib tw ua rau muaj kev sib tw zoo dua los ntawm kev kho mob ntau dua tom qab kev kho cua sov, txuas cov kev pab cuam lub neej ntawm cov tsheb ciav hlau .

Ib qho ntxiv, 35k cov khoom siv tau tshaj li ntau txoj kev kho cov txheej txheem ntawm cov huab cua, thiab cov av tiv thaiv kev tiv thaiv kev tiv thaiv kev tiv thaiv kab mob saline-alkali thaj chaw lossis ntug dej hiav txwv, cov txheej txheem tiv thaiv corrosion muaj qhov cuam tshuam ncaj qha rau lub neej ntawm cov spikes {8}

Hauv cov ntsiab lus, 35k steel tau nrov nyob rau hauv kev tsim cov tsheb ciav hlau vim nws cov haujlwm tseem ceeb thiab cov khoom siv zoo ntawm kev tsheb nqaj hlau ntawm cov tsheb ciav hlau {}}