Alloy 625 jẹ alaiṣe oofa, ipata – ati sooro ifoyina, alloy orisun nickel.Agbara to ṣe pataki ati lile rẹ ni ibiti iwọn otutu cryogenic si 2000°F (1093°C) ti wa ni akọkọ lati awọn ipa ojutu ti o lagbara ti awọn irin refractory, columbium ati molybdenum, ninu matrix nickel-chromium.Awọn alloy ni o ni o tayọ rirẹ agbara ati wahala-ipata wo inu resistance si kiloraidi ions.Diẹ ninu awọn ohun elo aṣoju fun alloy 625 ti pẹlu awọn apata ooru, ohun elo ileru, ducting engine turbine, awọn ila ijona ati awọn ifi sokiri, ohun elo ọgbin kemikali, ati awọn ohun elo omi okun pataki.