EN 10378
EN 10378 (Welded stainless steel square and rectangular tubes for mechanical and structural engineering and decorative use - Technical delivery conditions)· EN (Avrupa Birliği) · 46 malzeme
EN 10378 (Welded stainless steel square and rectangular tubes for mechanical and structural engineering and decorative use - Technical delivery conditions)· EN (Avrupa Birliği) · 46 malzeme