Siab -Cov Txias-Kov Threaded Steel Equipment

High-ceev txias- dov rebar cov cuab yeej yog ib txheej ntawm cov tshuab siv los hloov kub- dov hlau rods (round bars) rau hauv ribbed rebar ntawm chav tsev kub. Piv nrog rau cov tsoos kub- dov lossis qis- nrawm txias- cov txheej txheem dov, nws cov txiaj ntsig tseem ceeb yog nyob rau hauv kev ua haujlwm siab heev thiab txhim kho cov khoom zoo ntawm cov rebar.