Tshwj xeeb channel steel rau export

Lus piav qhia luv luv:

Channel steel yog ib tug ntev strip steel nrog groove seem, uas belongs rau carbon structural steel rau kev tsim kho thiab machinery.Nws yog ib ntu hlau nrog ntu ntu, thiab nws cov seem zoo yog groove zoo.Channel steel yog tsuas yog siv rau kev tsim vaj tsev, kab hlau rhuav phab ntsa engineering, khoom siv kho tshuab thiab tsheb tsim khoom.