ASTM B564 Nickel Alloy 200 201 Long Weld Neck Flanges Awọn Flanges Nickel 200 jẹ ti o tọ, iduroṣinṣin iwọn, ati pe wọn ni ipari to dara. Pẹlupẹlu, ASTM B564 UNS N02200 Blind Flanges jẹ sooro si ipata ni didoju ati awọn agbegbe oxidizing, ṣiṣe wọn ni pipe fun lilo ninu ohun elo mimu ounjẹ.