view more DN150 6 Inch Class150 Welding Neck Wn Flat Plate Threaded Blind Carbon DIN Pn16 As2129 BS4504 Sans 1123 ANSI Awwa 316L Stainless Steel Forged Flange view more Stainless Steel/Carbon Steel Water Pipe Flange According to ASME ANSI B16.5 DIN En1092 1234