Compensator, Metal Bellows, Expansion Joint manufacturer / supplier in China, offering 12"Carbon Steel Galvanized with Flange Flexible Rubber Expansion Joint, 2" DN50 JIS B2220 JIS10K Stainless Steel 304 316 Blank Blind Flange, Xinqi DN200 Flexible Convoluted Metal Stainless Steel AISI 321 304 316L 904L Expansion Bellows and so on.