... :Sling On flange2), Sizes: 1/2"- 64",15mm - 1600mm3), Material: Carbon steel, Stainless steel and Alloy steel etc.4), Standard: ANSI, DIN ... 20K.We can provide flange as following: SIZESTANDARDSERIESPRESSURE11/2”—64”ASTM ANSI B16.5, ASA, API-605,etc..slip-on, welding neck, blind ... ,150051/2”—64”JIS 5K, 10K, 16K, 20K etc.plate, slip-on, blind etc.Class150,300,600,900,1500 Carbon Steel Slip On Flange