-
May 10, 2026Lub hom phiaj tseem ceeb thiab kev ua tau zoo ntawm s355JR lub kaum sab xisS355JR yog kub- dov, weldable, nplua -cov qauv hlau ua tau raws li European tus qauv EN 10025-2, suav nrog qeb qis- alloy high-strength structural steel. S355JR lub kaum sab xis...




