... , DIN,etc. stainless steel pipe fittings Grades:317, 317L, 825, 865 Surface:Polishing Inner & Outside Cross, Square Steel Cross, Tube Fittings ... , 304LN, SS316, SS316L, 316LN, 316Ti, 316H, 321, 317, 317L, 825, 865, 803, ... Or as your request. 4) Surface:Polishing Inner & Outside5 ...