... to PN64 3.Carbon steel,Stainless steel Carbon Steel Slip On Flange1), Name:Sling On flange2), Sizes: 1 ... 64”ASTM ANSI B16.5, ASA, API-605,etc..slip-on, welding neck, blind, threaded, lap-joint, ... , 2631, 2576, 2632,2633, 2543, 2544, etcplate, slip-on, welding neck, blind, threaded etc.Class150,300,600,900 ... 2”—64”BS4504, PN16, PN25, PN40, etc.plate, slip-on, welding neck, blind, threaded etc.Class150,300, ...