ASTM A516 Patina ad caecos, bracteas sine axibus, bracteas, flanges ocelli, caeca flanges (Figura 8 blank flanges), flanges, paxillum, et plura. Hae flangae erunt secundum determinationes regulas ASME B16.5, ASME B16.48, EN 1092-1, AS 2129 et ASME B16.47 etc.