... , DIN, EN, GB etc2) Metric FittingFlat Seal Fitting, Mulit-seal fitting, spherical seal fitting, 60° Cone seal fitting, 74° cone seal fitting, 24°cone O-ring ... L.T. Fitting, 24°cone O-ring H.T. Fitting, JIS 60° Cone Seal Fitting, Standpipe Fitting, Japan Metric Fitting etc;3) British Pipe ...