ANSI B16.5 STAINLESS Steel Flanges Fabrikant, ASTM A182 304, 304L, 316, 316L, 316Ti, 317L, 310S, 321, 347, 904L, WN Flanges, LWN Flanges, SW Flanges, SW Flanges Gelenkflänzen, Plackeflänzen, rf, ff, rtj, tf face
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