... High quality carbon steel forged flange 1. Types:SO,WN,PL,BL,SW 2. Standard :ANSI,ASME,ASTM 3. Size:3/8"-96" High quality ... carbon steel forged flange Manufacturer 1. Types:SO,WN,PL, ... Size:3/8"-96"1. Types:a) Forged steel flanges b) Plate cutting flanges 2 Metarial: CS ... shapes 7. Painting: Black,oil,zinic 8. Kinds of forging: a) Free forging b) Die forging c) ...