... 300,600,900,150021/2”—64”EN 1092,etc…plate, slip-on, blind etc.Class150,300,600, ... ,150041/2”—64”BS4504, PN16, PN25, PN40, etc.plate, slip-on, welding neck, blind, threaded etc.Class150, ... /2”—64”JIS 5K, 10K, 16K, 20K etc.plate, slip-on, blind etc.Class150,300,600,900,15007 ... order.9) Process: free forging, plate cutting;10) More information is available upon receipt of your enquiry. black Plate Flanges