Bellows of special expansion joints are designed according to EJMA code. ... controls and standards are applicable, NDT Controls acc. to ASME Sec. ... 72. 951. 4793. 702151140026. DN250. 273. 6,3. 780. /- 80 mm. 243. 681,18. 71 ... Metal Bellows Expansion Joints are maintenance free items, as long as the product ...
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