ʻO Incoloy 825 (UNS N08825) - Nickel-Iron-Chromium Alloy me Titanium Stabilization no ka lawelawe ʻakika a me ka ʻawaʻawa

Wehewehe Pōkole:

ʻO Incoloy 825 (UNS N08825 /W.Nr. 2.4858 / NS142) he hui nickel-hao-chromium me ka titanium stabilization, i hoʻolālā kūikawā ʻia no ke kūpaʻa kūikawā i ka hōʻemi a me ka oxidizing acids. Hoʻolako ʻo Womic Steel iā Incoloy 825 i nā ʻano huahana like ʻole me ka paipu seamless, ka paipu welded, ka pā kila, ka papa kila, ka ʻōwili kila, ka strip, nā flanges, nā fittings, nā forgings, ka uea, nā pūnāwai, a me nā valves no ka hana kemika, ka ʻaila a me ke kinoea, ka hana mana nukelea, a me nā noi moana.


Nā kikoʻī huahana

Nā Lepili Huahana

ʻIke Huahana

Ua ʻike ʻia hoʻi ka mea hoʻohuihui ma nā inoa kālepa ʻo Incoloy 825®, Nickelvac® 825, Nicrofer 4241®, a me ka mea like kūloko ʻo NS142. Ua hoʻomohala ʻia ʻo Incoloy 825 e hāʻawi i ke kū'ē kiʻekiʻe loa i nā wahi sulfuric, phosphoric, a me ka nitric acid me ka mālama ʻana i nā waiwai mechanical maikaʻi mai nā mahana cryogenic a hiki i 538°C (1000°F). ʻO ka hoʻohui titanium (0.6-1.2%) e hāʻawi i ka hoʻopaʻa ʻana e kūʻē i ka corrosion intergranular, e kūpono ai no ke kūkulu ʻana i hoʻopaʻa ʻia me ka ʻole o nā hopohopo sensitization.

ʻO nā ʻano koʻikoʻi:

  • ʻO ke kūpaʻa maikaʻi loa i ka sulfuric, phosphoric, a me nā waikawa nitric
  • ʻO ke kūpaʻa koʻikoʻi i ka pitting a me ka crevice corrosion(PREN ~36)
  • Ke kū'ē'ē i ka haki'ana o ka corrosion stress i ho'okomo'ia e ka chloride
  • Hoʻopaʻa ʻana o ka titaniumpale i ka pala intergranular
  • Nā waiwai mīkini maikaʻimai ka cryogenic a i 538°C
  • Kūlike ka lawelawe ʻawaʻawa(NACE MR0175 / ISO 15156)
  • Ka hiki ke hoʻopili maikaʻi loame ka hoʻohana ʻana i nā kaʻina hana maʻamau

Ka Hoʻohui Kemika

ʻElemene ʻIke (%) Kūlana
Nikala (Ni) 38.0 – 46.0 ʻElemene kumu, hāʻawi i ke kū'ē SCC
Chromium (Cr) 19.5 – 23.5 Ke kūpaʻa ʻokikene, ke kūpaʻa ʻana i ka pala
Hao (Fe) Koena (≥22.0) ʻElemene kumu kūpono
Molibdenum (Mo) 2.5 – 3.5 Ke kūpaʻa ʻana i ka lua a me ka ʻōpala crevice
Titanium (Ti) 0.6 – 1.2 Ka hoʻopaʻa ʻana e kūʻē i ka pala intergranular
Keleawe (Cu) 1.5 – 3.0 Ke kū'ē i nā waikawa sulfuric a me phosphoric
Alumini (Al) ≤ 0.20 Deoxidizer, hoʻoikaika iki
Kalapona (C) ≤ 0.05 Hoʻomalu ʻia e pale aku i ka sensitization
Manganese (Mn) ≤ 1.00 Mea hoʻohemo ʻokikene
Silika (Si) ≤ 0.50 Mea hoʻohemo ʻokikene
Sulfur (S) ≤ 0.030 Hoʻomalu ʻia no ka hana wela

Nā Waiwai Mekanika

Nā Waiwai Mahana o ka Lumi (Hoʻopaʻa ʻia)

Waiwai Nā Koi ASTM Ka mea maʻamau i hoʻokō ʻia
Ikaika Hoʻopaʻa ≥ 586 MPa (85 ksi) 586 – 724 MPa
Ikaika Hua (0.2% Offset) ≥ 338 MPa (49 ksi) 338 – 380 MPa
Hoʻolōʻihi ≥ 45% 45 – 55%
Paʻakikī 135 – 165 HRB 140 – 160 HRB
Ka nui o ka paʻa 8.14 g/cm³  
Pae Hoʻoheheʻe 1350 – 1400°C  
Ka Hoʻokele Wela ma 20°C 11.1 W/m·K  
Ka helu o ka hoʻonui wela (20-100°C) 13.9 × 10⁻⁶/°C  
Modulus Elastic 196 GPa  
Ka Permeability Magnetic 1.005 (ʻaʻohe makeneka)  

Nā Waiwai o ka Puna

Waiwai Waiwai
Ikaika Hoʻopaʻa ≥ 1,035 MPa (150 ksi)
Mahana Hana A hiki i 260°C (500°F)

Nā Pōmaikaʻi Koʻikoʻi o Incoloy 825

Ke Kū'ē ʻAkika Kiʻekiʻe Loa– Hāʻawi ʻo Incoloy 825 i ke kū'ē koʻikoʻi i nā waikawa sulfuric, phosphoric, a me nitric ma kahi ākea ākea a me ka mahana. ʻO ka hui pū ʻana o ka nickel, chromium, molybdenum, a me ke keleawe e hana i kahi mea e kū'ē i nā wahi waikawa hoʻemi a me ka oxidizing. I loko o ka waikawa sulfuric a hiki i ka 40% o ka nui ma 100°C, ʻoi aku ka liʻiliʻi o ka corrosion ma mua o 0.5 mm/makahiki.

Ke kū'ē ʻana i ka palaho lua a me ka ʻōpala– Hāʻawi ka nui o ka molybdenum (2.5-3.5%) i ke kūpaʻa maikaʻi loa i ka pitting a me ka crevice corrosion i nā wahi i loaʻa ka chloride. ʻO ka waiwai PREN ma kahi o 36 e hōʻoiaʻiʻo ana i ka hana hilinaʻi i nā kahawai wai kai a me nā kahawai kaʻina waiwai chloride kahi e hāʻule ai ke kila kila 316L.

Ke kūpaʻa ʻana i ka pohō kaumaha– ʻO ke kiʻekiʻe o ka nickel (38-46%) e hāʻawi i ke kū'ē kūikawā i ka haki ʻana o ka chloride-induced stress corrosion. ʻAneʻane ʻaʻole palekana ʻo Incoloy 825 i ka SCC i loko o ka wai kai, ka paʻakai paʻakai, a me nā wahi i loaʻa ka chloride kahi e hāʻule pinepine ai nā kila kila 304/316.

Hoʻopaʻa ʻana o Titanium– ʻO ka hoʻohui ʻana o ka titanium (0.6-1.2%) e hoʻopaʻa i ka hui kūʻē i ka pala intergranular. Ma ka hoʻokumu ʻana i nā TiC paʻa a me nā TiN precipitates, pale ka titanium i ka hoʻokumu ʻia ʻana o nā chromium carbides ma nā palena palaoa i ka wā o ka hoʻopili ʻana, e hōʻoia ana i ke kūpaʻa ʻana o ka pala ma ka ʻāpana i hoʻopilikia ʻia e ka wela.

Ka hiki ke hoʻopili maikaʻi loa– Hiki ke hoʻopili ʻia ʻo Incoloy 825 me ka hoʻohana ʻana i ka TIG, MIG, ka hoʻopili ʻana i ke kū'ē, a me nā kaʻina hana maʻamau ʻē aʻe. Manaʻo ʻia ka hoʻohui ʻana i ka metala hoʻopihapiha ERNiFeCr-1 (AWS A5.14) no nā noi e pono ai ke kemika like. ʻAʻole pono ka hoʻomehana mua ʻana, a ʻaʻole pono ka mālama wela ma hope o ka hoʻopili ʻana no ka hapa nui o nā noi.

Nā Waiwai Mekanika Maikaʻi– Mālama ka mea hoʻohuihui i nā waiwai mechanical maikaʻi mai nā mahana cryogenic a i lalo a i -184°C a hiki i 538°C (1000°F). Hoʻonui nui ka hana anu i ka ikaika (a hiki i ka 1,035 MPa tensile) me ka mālama ʻana i ka ductility kūpono.

Hoʻokō ʻana o NACE MR0175 / ISO 15156– Ua kūpono ʻo Incoloy 825 no nā noi lawelawe ʻawaʻawa i ka ʻoihana aila a me ke kinoea, e kūʻē ana i ka haki ʻana o ka sulfide stress (SSC) a me ka haki ʻana o ka hydrogen (HIC) i nā wahi i loaʻa iā H₂S.

Nā ʻAno Huahana i Loaʻa mai Womic Steel

Paipu humuhumu ʻole a me ka Tube humuhumu ʻole

  • Anawaena o waho:6mm - 300mm
  • Mānoanoa o ka paia:1mm - 30mm
  • Lōʻihi:A hiki i ka 12m
  • Nā Kūlana:ASTM B423, ASTM B829, ASME SB-423
  • Nā noi:Nā paipu hoʻololi wela, nā paipu hana, nā ʻōnaehana lawelawe waikawa
  • Nā huaʻōlelo koʻikoʻi:Paipu Incoloy 825 humuhumu ʻole, paipu UNS N08825, paipu 2.4858, paipu humuhumu ʻole me ka huila 825

Paipu i hoʻopaʻa ʻia

  • Anawaena o waho:50mm - 1200mm
  • Mānoanoa o ka paia:1.0mm – 25mm
  • Nā Kūlana:ASTM B704, ASTM B705, ASME SB-704
  • Nā noi:Nā paipu hana anawaena nui, nā pūpū hoʻololi wela
  • Nā huaʻōlelo koʻikoʻi:Paipu i hoʻopili ʻia ʻo Incoloy 825, paipu ERW me ka hui ʻana o ka metala 825

Pā kila (Poepoe, Huinahā, Pālahalaha, Hexagon)

  • Anawaena:6mm - 300mm
  • ʻIli:ʻŌwili wela, ʻĀlohilohi (huki anu ʻia), Wili ʻia, Huli ʻia
  • Nā Kūlana:ASTM B425, ASME SB-425
  • Nā noi:Nā kumu valve, nā mea paʻa, nā ʻau, nā pamu, nā mea hana mīkini
  • Nā huaʻōlelo koʻikoʻi:ʻO ka pā poepoe Incoloy 825, ka waihona pā UNS N08825, ka pā nickel alloy

Papa kila a me ka pepa

  • Mānoanoa:1mm - 80mm
  • Ka laulā:A hiki i 2500mm
  • Nā Kūlana:ASTM B424, ASME SB-424
  • Nā noi:Nā pūpū ipu, nā papa hoʻololi wela, nā ʻāpana kūkulu, nā hakahaka flange
  • Nā huaʻōlelo koʻikoʻi:Pā Incoloy 825, pepa hui 825, pā N08825

ʻŌwili kila a me ka ʻāpana

  • Mānoanoa:0.5mm – 6.0mm
  • Ka laulā:10mm - 1500mm
  • Nā Kūlana:ASTM B424
  • Nā noi:Nā ʻāpana i hana ʻia, nā ʻūpā, nā hui hoʻonui, nā sila
  • Nā huaʻōlelo koʻikoʻi:ʻŌwili Incoloy 825, ʻāpana nikala

Nā Flanges a me nā Paipu Hoʻohui

  • Nā ʻano:ʻĀʻī Weld, Paheʻe, Makapō, Weld Socket, Wili ʻia, Hui Lap
  • Nā nui:1/2" – 48"
  • Ka helu o ke kaomi:Papa 150 – Papa 2500
  • Nā Kūlana:ASTM B366, ASME SB-366, ASME B16.5, ASME B16.47
  • Nā mea hoʻohui:Nā kuʻekuʻe, nā Tees, nā mea hōʻemi, nā pāpale, nā wēlau Stub, nā mea hoʻopili
  • Nā huaʻōlelo koʻikoʻi:ʻO nā flanges Incoloy 825, nā mea hoʻopili paipu alloy 825, UNS N08825 weld neck flange

Nā hana hoʻoheheʻe

  • Nā ʻano:Nā apo, nā diski, nā ʻau, nā kino valve, nā ʻāpana pamu, nā geometries maʻamau
  • Kaumaha:A hiki i ka 3,000kg no kēlā me kēia ʻāpana
  • Nā Kūlana:ASTM B564, ASME SB-564
  • Nā huaʻōlelo koʻikoʻi:Hoʻoheheʻe ʻia ʻo Incoloy 825, apo metala 825, poloka i hoʻoheheʻe ʻia

Nā Valves Incoloy 825

  • Nā ʻano:Nā kiwikā poepoe, Nā kiwikā puka, Nā kiwikā poepoe, Nā kiwikā nānā, Nā kiwikā plug
  • Nā nui:1/2" – 24"
  • Ka helu o ke kaomi:Papa 150 – Papa 2500
  • Pae Mahana:-184°C a i +538°C
  • Nā Kūlana Hoʻolālā:API 608, API 6D, BS 6364, ASME B16.34
  • Noho:ʻO ka maka paʻakikī Stellite, PCTFE (cryogenic), RPTFE, PEEK
  • Hana ʻana:Manual, Pneumatic, Uila
  • Nā noi:ʻO ka lawelawe waikawa sulfuric, nā hale hana kemika, ka lawelawe ʻaila a me ke kinoea
  • Nā huaʻōlelo koʻikoʻi:ʻO ka kiwikā poepoe Incoloy 825, ka kiwikā puka metala 825, ka kiwikā metala nikala

Uea a me nā Puna

  • Anawaena uea:0.5mm – 12mm
  • Nā Punawai:Hana ʻana i ka pūnāwai maʻamau
  • Nā Kūlana:ASTM B425
  • Nā huaʻōlelo koʻikoʻi:Uea Incoloy 825, nā pūnāwai hui 825, uea hui nikala

Nā noi o Incoloy 825

Ka Hana Kemika– Hoʻohana nui ʻia ʻo Incoloy 825 i nā mea kanu waikawa sulfuric, waikawa phosphoric, a me ka waikawa nitric. Hoʻokomo pū ʻia nā noi me nā mea hoʻololi wela, nā kolamu unuhi, nā pahu hui, nā ʻōnaehana paipu, nā pamu, a me nā valve e lawelawe ana i nā kahawai waikawa corrosive. Hāʻawi ka ʻike keleawe o ka alloy i ke kū'ē kūikawā i ka waikawa sulfuric ma kahi ākea ākea.

ʻAila a me ke Kinoea– Ua kuhikuhi ʻia ʻo Incoloy 825 no nā lako lawelawe ʻawaʻawa i ka hana ʻaila a me ke kinoea, me nā paipu downhole, nā lako wellhead, nā lāʻau subsea, nā flowlines, a me nā manifolds hana. ʻO kāna kūlike NACE MR0175 / ISO 15156 e hōʻoiaʻiʻo ana i ka hana hilinaʻi i nā wahi i loaʻa iā H₂S. Hoʻohana ʻia ka alloy no nā laina injection kemika a me nā lako kahua ma waho.

Hana Mana Nukelea– Hoʻohana ʻia ʻo Incoloy 825 i nā hale hana hana hou ʻana i ka wahie nukelea, nā ʻōnaehana mālama wahie i hoʻopau ʻia, a me nā hale hana mālama ʻōpala radioactive. ʻO kona kūpaʻa ʻana i ka waikawa nitric a me ka radiation e kūpono ai no kēia mau noi koi.

ʻEnekinia Moana– Hoʻohana ʻia ka mea hoʻohuihui i nā paipu wai kai, nā lako desalination, a me nā ʻāpana paepae moana. ʻO kona kūpaʻa i ka lua a me ka palaho crevice i loko o ka wai kai e kūpono ai no nā noi ma waho kahi i lawa ʻole ai ke kila kila 316L.

Ka Mana Hoʻohaumia– Hoʻohana ʻia ʻo Incoloy 825 i nā ʻōnaehana desulfurization kinoea flue (FGD), nā hale hana puhi ʻōpala, a me nā hale hoʻokele ʻōpala ʻawahia. ʻO kona kūpaʻa ʻana i nā kinoea waikawa a me ka condensate corrosive e hōʻoiaʻiʻo i ke ola lawelawe lōʻihi.

Nā Kūlana a me nā Kikoʻī

ʻAno Huahana Kūlana ASTM Kūlana ASME
Paipu/Tube humuhumu ʻole ASTM B423, ASTM B829 ASME SB-423, SB-829
Paipu i hoʻopaʻa ʻia ASTM B704, ASTM B705 ASME SB-704, SB-705
Pā/Koʻokoʻo ASTM B425 ASME SB-425
Pā/Palapala/ʻĀpana ASTM B424 ASME SB-424
Nā hana hoʻoheheʻe ASTM B564 ASME SB-564
Nā mea hoʻohui ASTM B366 ASME SB-366
Ka Hoʻohanohano ʻana o UNS N08825
Helu Werkstoff 2.4858
Hoʻonohonoho DIN NiCr21Mo
Mea like me ka Kina NS142

Nā Nīnau i Nīnau Pinepine ʻia

Q: No ke aha ʻo Incoloy 825 ka mea i makemake nui ʻia no ka lawelawe waikawa sulfuric?

A: ʻO ka hui pū ʻana o Incoloy 825 o ka nickel, chromium, molybdenum, a me ke keleawe e hāʻawi i ke kū'ē koʻikoʻi i ka waikawa sulfuric ma kahi ākea ākea a me ka pae mahana. ʻO ka hoʻohui keleawe (1.5-3.0%) he mea kūpono loa ia i ka hoʻomaikaʻi ʻana i ke kū'ē ʻana i ka pala i ka hōʻemi ʻana i nā kaiapuni waikawa.

Q: He aha ka ʻokoʻa ma waena o Incoloy 825 a me Inconel 625?

A: Loaʻa i loko o Incoloy 825 ke keleawe (1.5-3.0%) no ke kūpaʻa ʻana i ka waikawa sulfuric kiʻekiʻe a ʻoi aku ka hoʻokele waiwai. Loaʻa i loko o Inconel 625 ka molybdenum kiʻekiʻe (8-10%) a me ka niobium no ke kūpaʻa ʻana i ka pitting i loko o ka wai kai. E koho i ka 825 no ka lawelawe ʻakika; koho i ka 625 no nā wahi kai a me nā wahi chloride kiʻekiʻe.

Q: He kūpono anei ʻo Incoloy 825 no ka lawelawe ʻawaʻawa?

A: ʻAe. Ua kūpono ʻo Incoloy 825 i ka NACE MR0175 / ISO 15156 no nā noi lawelawe ʻawaʻawa ma ka ʻoihana aila a me ke kinoea, e kūʻē ana i ka haki ʻana o ka sulfide stress a me ka haki ʻana i hoʻokomo ʻia e ka hydrogen ma nā wahi i loaʻa iā H₂S.

Q: Hiki ke hoʻoheheʻe ʻia ʻo Incoloy 825 maʻalahi?

A: ʻAe. Hiki ke hoʻopili ʻia ʻo Incoloy 825 me ka hoʻohana ʻana i ka TIG, MIG, ka hoʻopili ʻana i ke kū'ē, a me nā kaʻina hana maʻamau ʻē aʻe. Paipai ʻia ka hoʻohui ʻana i ka metala hoʻopihapiha ERNiFeCr-1 (AWS A5.14). ʻAʻole pono ka hoʻomehana mua ʻana, a ʻaʻole pono ka mālama wela ma hope o ka hoʻopili ʻana no ka hapa nui o nā noi.

Q: He aha ka mahana lawelawe kiʻekiʻe loa no Incoloy 825?

A: No ke kūpaʻa ʻana i ka pala: lawelawe mau a hiki i ka 538°C (1000°F). No nā noi puna: a hiki i ka 260°C (500°F). Mālama ka mea hoʻohuihui i nā waiwai mechanical maikaʻi mai nā mahana cryogenic (-184°C) a i ka 538°C.

Q: He aha ka mea like me Incoloy 825 ma ka ʻōlelo Kina?

A: ʻO ke ʻano like o ka papa Kina ʻo NS142 (耐蚀合金). Hoʻohana pinepine ʻia hoʻi e kona inoa UNS ʻo N08825 a me ka helu Werkstoff 2.4858.

Q: He aha nā ʻano huahana i loaʻa no Incoloy 825?

A: Hoʻolako ʻo Womic Steel iā Incoloy 825 i nā paipu seamless, paipu welded, steel bar, steel plate, steel coil, strip, flanges, pipe fittings, forgings, wire, springs, a me nā valves. Aia nā kikoʻī huahana piha a me nā laulā nui i helu ʻia ma ka ʻāpana loaʻa huahana.

E hoʻokaʻaʻike iā Womic Steel

Pūnaewele: www.womicsteel.com

Leka uila: sales@womicsteel.com

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ʻO Womic Steel - ʻO kāu hoa hilinaʻi no ka paipu Incoloy 825 (UNS N08825) seamless, paipu welded, kila bar, kila plate, steel coil, flanges, fittings, forgings, springs, a me nā valves no ka hana kemika, ka lawelawe ʻaila a me ke kinoea, ka mana nukelea, a me nā noi moana ma ka honua holoʻokoʻa. Loaʻa ka traceability piha, ka palapala hōʻoia o ka hui hoʻokaʻawale, ka hoʻokō ʻana o NACE MR0175, a me nā palapala EN 10204 Type 3.1/3.2.