ASTM B564 Inconel 600 Weld-Neck Flange-A-B, ASTM B564 Inconel 600 Forged Flange, UNS N06600 Swrf Flange, JIS NW 600 Lap-Joint Flange, UNS N06600 RTJ Flange, ASTM B564 Inconel 600 Square Flange, UNS N06600 Loose Flange, DIN 2.4816 Sorf Flange, JIS NW 600 Slip-On Flange.