... carbon steel flange 2) Standard: ASME, ANSI, API, JIS, JPI, SLIP-ON FLANGES continue to be preferred to welding neck flanges ... Face Flanges, Slip On, Welding Neck, Blind, Threaded , etc.4,Water , Oil, Gas, Industrial UsingDetailed DescriptionFeatures:1) Types:a) Forged steel flangesb ... availablePacking:Wooden case, wooden pallet or as per customers' requirements Slip-On Flange