Compensator, Metal Bellows, Expansion Joint manufacturer / supplier in China, offering 8" DN200 Class600 Stainless Steel Slip on Welding Flange Hubbed Slip on Flange, Rubber Expansion Joint Carbon Steel Cold Galvanizing + EPDM 3" Pn16, Union Rubber Joint EPDM + Iron 2" Pn16 and so on.