1.SINGLE SPHERE expansion rubber JOINT 2.Pressure :PN6/PN10/PN16/ANSI150 3.FLANGE STANDARD:ANSANSI/DIN/UNI 4.Good quality Our expansion Rubber Joints ... ,low noise,and good ability to resist against oil,acid,high temperatures and so on. Item TypeGJQ-DF1GJQ-DF2GJQ-DF3Working pressure ... Pharmacy, Petrochemical Ship Water pump Compressor, Fans, Etc...... Single Sphere expansion Rubber Joint