... Stainless Steel,Carbon Steel ,Alloy Steel 2.Size :1/8''-64'' 3.Standard:ANSI.DIN,JIS Carbon ... .5, ASA, API-605,etc..slip-on, welding neck, blind, threaded, lap-joint, etc.Class150,300,600 ... 2632,2633, 2543, 2544, etcplate, slip-on, welding neck, blind, threaded etc.Class150,300,600,900,150041/2''-64 ... PN16, PN25, PN40, etc.plate, slip-on, welding neck, blind, threaded etc.Class150,300,600,900,150051/2''- ...