ʻO ka hui Incoloy 925 (UNS N09925) me ka hoʻohui ʻana o ka molybdenum, ke keleawe, ka titanium, a me ka alumini he mea hoʻohuihui nickel-iron-chromium paʻakikī, e hāʻawi ana i ka hui pū ʻana o ka ikaika kiʻekiʻe a me ke kūpaʻa maikaʻi loa i ka pala. Hāʻawi ka lawa ʻana o ka nickel i ka pale ʻana i ka haki ʻana o ka chloride-ion stress-corrosion ʻoiai e hui pū ana me ka molybdenum a me ke keleawe i hoʻohui ʻia, hauʻoli ʻia ke kūʻē ʻana i nā kemika hōʻemi. Kōkua pū ʻo Molybdenum i ke kūʻē ʻana i ka pitting a me ka crevice corrosion, ʻoiai ʻo chromium e hāʻawi i ke kūʻē ʻana i nā wahi oxidizing. I ka wā o ka mālama wela, hoʻokumu ʻia kahi hopena hoʻoikaika e ka hoʻohui ʻana o ka titanium a me ka alumini.

ʻO nā noi e koi ana i ka hui pū ʻana o ka ikaika kiʻekiʻe a me ke kūpaʻa ʻana i ka palaho e noʻonoʻo paha i ka Incoloy alloy 925. ʻO ke kū'ē ʻana i ka haki ʻana o ka sulfide stress a me ka haki ʻana o ka stress-corrosion i nā wahi ʻaila maka "ʻawaʻawa" a me ke kinoea kūlohelohe ʻo ia hoʻi ua hoʻohana ʻia no nā ʻāpana luawai kinoea i lalo a me ka ʻili a me ka loaʻa ʻana o nā hoʻohana i nā ʻauwaʻa moana a me nā pamu a i ʻole nā ​​​​ʻōnaehana paipu ikaika kiʻekiʻe.

• 1. Koi o ka Hoʻohui Kemika

  ʻO ke ʻano kemika o Incoloy 925
  Nikala	42.0-46.0
  Chromium	19.5-22.5
  Hao	≥22.0
  Molibdenum	2.5-3.5
  Keleawe	1.5-3.0
  ʻO ka titanium	1.9-2.4
  ʻAlumium	0.1-0.5
  Manganese	≤1.00
  Silika	≤0.50
  Niobium	≤0.50
  Kalapona	≤0.03
  Sulfur	≤0.30

• 2. Nā Waiwai Mekanika o Incoloy 925

  Ikaika Hoʻopaʻa, min.		Ka ikaika hāʻawi, min.		Hoʻolōʻihi, min.	Paʻakikī, min.
  Mpa	ksi	Mpa	ksi	%	HRC
  1210	176	815	118	24	36.5

  3. Nā Waiwai Kino o Incoloy 925

  Ka nui o ka paʻa	Pae Hoʻoheheʻe		Wela Kūikawā		Ke kū'ē uila
  g/cm3	°F	°C	J/kg.k	Btu/lb. °F	µΩ·m
  8.08	2392-2490	1311-1366	435	0.104	1166

  4. Nā ʻAno Huahana a me nā Kūlana

  ʻAno Huahana	Kūlana Maʻamau
  Koʻokoʻo, kaola a me ka uea	ASTM B805
  Pā, pepa &ʻāpana	ASTM B872
  Paipu a me ka ʻōmole humuhumu ʻole	ASTM B983
  Ke kāhiko ʻana	ASTM B637