Compensator, Metal Bellows, Expansion Joint manufacturer / supplier in China, offering DN150 6 Inch Class150 Welding Neck Wn Flat Plate Threaded Blind Carbon DIN Pn16 As2129 BS4504 Sans 1123 ANSI Awwa 316L Stainless Steel Forged Flange, DN25-DN1600 Flexible Connector Flange Connection Single Sphere EPDM NBR SBR Csm Neoprene Hypalon Rubber Compensator Expansion Joint, DN500 20inch 304/316L Ss 90° Welded Elbow Butt Weld and so on.