... Co.,Ltd are profesional manufacturer of high quality Nickel Alloy flanges, used in various industry like Chemical, Aerospace, Marine, ... Tongue and Groove (TG), Male and Female (MFM)Material used: - Alloy 20- Nickel 200, 201- Monel 400. K-500- Inconel ... S32168, S34779,S39042, S11306, S22253, S22053, S21953- High temperature alloy GH600, GH3128, GH3030, GH2132, GH1140Our standard Flanges:- ANSI B16 ...