Cov cheeb tsam tseem ceeb ntawm daim ntawv thov?
Kev tsim kho (beams, kab, kab, trusses), txuas hniav, nkoj, siab hlab ntsha, cranes, mining machinery, tsheb tsim.
Common steel qib rau kev tsim vaj tsev?
Q345B / C (qhov kub thiab txias feem ntau).
Cov qib steel rau choj?
Q345D / E ( qaug zog tiv taus, kub tsis kam).
Hlau rau cov hlab ntsha siab?
Tshwj xeeb 16MnDR (tsawg kub hlab ntsha), zoo tib yam Q345 yog irreplaceable.
Yuav ua li cas xaiv hlau rau qhov kub thiab txias ib puag ncig?
0 qib:q345c
-20 degree: Q345D
-40 degree: Q345E.