Used for various ships. 1.The company has engaged in marine accessories production for more than twenty years of professional and ... various non-standard door,window,cover,ladder bollards,ventilation first marine products.3.Products have CCS,ABS,GL,LR,BV,DNV ... polished, Galvanized.4.Process:Silica sol, lost wax process, casting,electro-polishing,hand-polishing5.Delivery time:25-30 days after receipt ...