... , welded neck, threaded, socket welded, blind. 1)Name: Slip On and Threaded Flange .2) Size: 1/2" to 24", ... , DIN PN16, DIN PN25, BS4504 16BAR, BS4504 25BAR5) Type: plate, slip on, welded neck, threaded, socket welded, blind.Inner packing: Plastic ... 1970 6320Tel: +86-577-5690 1998Fax: +86-577-8689 9568 Slip On Welding Flange (Forged flange,stainless steel flange)