Compensator, Metal Bellows, Expansion Joint manufacturer / supplier in China, offering DN500 20inch 304/316L Ss 90° Welded Elbow Butt Weld, DN600 24 Inch Bw Carbon Steel 90 Degree Fitting Elbow, 1 1/4" DN32 Class150 FF Stainless Steel Blank Flange Factory Blind and so on.