Compensator, Metal Bellows, Expansion Joint manufacturer / supplier in China, offering N08825 DN1200 Pn6 Uns Metal Expansion Joint Stainless Steel Compensator, DN750 30" Class150 ASME B16.47 Carbon Steel Welding Neck Flange, DN200 Ss Forged Slip on Flange So ANSI B16.5 and so on.