ANSI Carbon Steel Flanges 1. Size:1/2" - 160" 2. Blind, Weld Neck, Slip On, Threaded, Socket Welding,Lap Joint ANSI Carbon Steel Flanges1. Standard:(forged flange): ANSI B16.52. Type: Blind, Weld Neck, Slip On, Threaded, Socket Welding,Lap Joint 3. Size: 1/2" - 160"4. Material: A105,SS400,SF440 RST37.2,S235JRG2,P250GH,C22.85. Packing: Plywood Pallet or Case or as per customers' requirements