Pipe-Fittings-Bellows Expansion Joints 1. Axial Type Bellows Expansion Joint a. Universal Internally Pressurized Expansion Joint(TN) b. High Temperature Axial Internally Pressurized Expansion Joint(GTN) 2. Lateral Type Bellows Expansion Joint a. Three-way Small Tied Expansion Joint(XLH) b. Lateral Big Tied Expansion Joint (DLH) 3. Angular Type Bellows Expansion Joint 4. Pressure Balanced Type Bellows Expansion Joint a. Straight Pressure Balanced Expansion Joint (ZYP) 5. Rectangle Bellows Expansion Joint a. Rectangle Metal Bellows Expansion Joint(TJXD,TJXG) 6. Nonmetallic Bellows Expansion Joint a. Rectangle Nonmetallic Expansion Joint（JXF） b. Circular Nonmetallic Expansion Joint（YXF） 7. Telescopic Press-in Expansion Joint a. Single Telescope Filling Expansion Joint（DTZ） 8. Special Expansion Joint a. Rubber Joint( DXJ) 9. Sliding Plank