... days after receiving the formal orderSpecificationsPlate Flanges 1,Material: Stainless Steel, Carbon Steel, Alloy Steel 2,Size: From1/8" to 64" 3 ... KSWe can provide flange as following: SIZESTANDARDSERIESPRESSURE11/2”—64”ASTM ANSI B16.5, ASA, API-605,etc..slip-on, welding neck, ... etc.Class150,300,600,900,150041/2”—64”BS4504, PN16, PN25, PN40, etc.plate, slip-on, welding neck, blind, threaded etc ...