Hoʻohana ʻia ʻo Alloy 625 (UNS N06625/W.Nr. 2.4856) no kona ikaika kiʻekiʻe, ʻoi aku ka maikaʻi o ka fabricability (me ka hui pū ʻana), a me ke kūpaʻa ʻana i ka corrosion.Mai ka cryogenic a hiki i ka 1800°F (982°C).Loaʻa ka ikaika o ka alloy 625 mai ka hopena paʻakikī o ka molybdenum a me ka niobium ma kāna matrix nickel-chromium;no laila, ʻaʻole koi ʻia nā lāʻau lapaʻau paʻakikī.ʻO kēia hui pū ʻana o nā mea kumu ke kuleana no ka pale ʻana i kahi ākea ākea o nā kaiapuni corrosive o ka paʻakikī ʻokoʻa a me nā hopena wela kiʻekiʻe e like me ka oxidation a me ka carburization.ʻO nā waiwai o ka alloy 625 ka mea i koho maikaʻi loa no nā noi wai kai ʻo ke kūʻokoʻa mai ka hoʻouka kaua kūloko (pitting and crevice corrosion), kiʻekiʻe corrosion-fatigue ikaika, kiʻekiʻe tensile ikaika, a me ke kū'ē i ka chloride-ion stress-corrosion māhā.Hoʻohana ʻia ʻo ia ma ke ʻano he kaula uwea no ka hoʻopaʻa ʻana i nā uwea, nā ʻāpana propeller no nā waʻa kaʻa kaʻa, nā kaʻa hoʻokele kōkua submarine, nā mea hoʻokaʻawale wikiwiki o ka submarine, nā ʻauwaʻa hoʻopau no nā waʻa pono Navy, ka uhi no nā uwea kamaʻilio ma lalo o ke kai, nā mana transducer submarine, a me nā bellow laina mahu.ʻO nā mea hiki ke hoʻohana ʻia he pūnāwai, sila, bellows no ka hoʻomalu ʻana i lalo, nā mea hoʻopili uila uila, nā mea hoʻopaʻa, nā mea hoʻololi, a me nā mea mea kani moana.Kiʻekiʻe tensile, kolo, a rupture ikaika;ka luhi nui a me ka ikaika wela;kū'ē i ka oxidation;a ʻo ka weldability maikaʻi loa a me ka brazeability nā waiwai o ka alloy 625 i mea hoihoi i ke kahua aerospace.Hoʻohana ʻia ia i loko o nā noi e like me nā ʻōnaehana hoʻoheheʻe mokulele, nā ʻōnaehana exhaust engine, nā ʻōnaehana hoʻohuli, resistancewelded honeycomb structures no ka hoʻokele ʻana i ka ʻenekini hale, ka wahie a me ka laina wai hydraulic, nā ʻūhā, nā puʻupuʻu, nā apo turbine shroud, a me nā paipu hoʻololi wela i loko. ʻōnaehana hoʻomalu kaiapuni.He kūpono hoʻi ia no nā laina hoʻololi o ka ʻōnaehana hoʻopau, nā sila turbine, nā vanes compressor, a me ka pahu pahu pahu no ka rocket.
HIʻona
Loaʻa ka ikaika maikaʻi o Alloy 625 i nā mahana a hiki i 816 ℃.Ma nā wela kiʻekiʻe, ʻoi aku ka haʻahaʻa o kona ikaika ma mua o nā ʻāpana paʻa i hoʻoikaika ʻia.Loaʻa i ka Alloy 625 ke kūpaʻa oxidation maikaʻi i nā mahana a hiki i 980 ℃ a hōʻike i ke kūpaʻa maikaʻi ʻana i ka corrosion wai, akā maʻalahi ke hoʻohālikelike ʻia me nā mea ʻē aʻe i hiki ke pale i ka corrosion.
Alloy 625 paipu wiliwili
NA PALAPALA
ʻoihana hana kemika a me ka noi wai kai.Hoʻohana ʻia ʻo Alloy 625 i nā noi pōkole ma nā mahana a hiki i 816 ℃.No ka lawelawe lōʻihi, ʻoi aku ka maikaʻi o ka palena ʻana i ka palena kiʻekiʻe o 593C, no ka mea, ʻo ka hoʻolaha lōʻihi ma luna o 593 ℃ e hopena i ka embrittlement nui.
Alloy 625 paipu wiliwili
OLELO HOOLAHA | |
Puka | ASTM |
Paipu a me ka paipu ʻole | B 444, B 829 |
NA WAIWAI KINO | |
NUI | 8.44 g/cm3 |
MAHELE HOOLAHA | 1290- 1350C |
HANA KEMIIKA | ||||||||||||||||||||
% | Ni | Cr | Mo | Nb+Tb | Fe | Ai | Ti | C | Mn | Si | Co | P | S | |||||||
MIN MAX | 58.0 | 20.0 | 8.0 | 3.15 | - | - | - | - | - | - | - | - | - | |||||||
- | 23.0 | 10.0 | 4.15 | 5.0 | 0.40 | 0.40 | 0.10 | 0.50 | 0.50 | 1.0 | 0.015 | 0.015 |
Ka manawa hoʻouna: Apr-28-2023