Hydraulic Flanges, Type : Socket Weld, Butt Weld, Split, Screwed, Blind, SAE, SAE Flanges with 24ยบ EO Cone, CETOP, Series : 3000, 6000, Size : 12" NB to 6" NB & also in metric tube, Material : Steel, Stainless Steel, Treatment : Steel -Zinc Coated (A3C) Phospatised or Trivalent Cr.