... steel, Stainless steel and Alloy steel etc.4), Standard: ANSI, DIN, GOST, BS, JIS and customers' drawings for special use5), Types ... , lap-joint, etc.Class150,300,600,900,150021/2”—64”EN 1092,etc…plate, slip-on, blind etc.Class150,300,600 ... ,900,150031/2”—64”DIN2573, 2572, 2631, 2576, 2632,2633, 2543, 2544, etcplate, slip-on, welding neck, blind, threaded etc ...