Incoloy 825 (Nickel Alloy 825 / UNS N08825) Ipata -Nickel Alloy Pipe and Tube - BLOG

Ifihan: Alloy To ti ni ilọsiwaju fun Awọn agbegbe Kemikali Harsh

Incoloy 825, tun mo biNickel Alloy 825tabiUNS N08825, jẹ iṣẹ ṣiṣe giga-nickel-irin-chromium alloyti mu dara si pẹlumolybdenum, bàbà, ati titanium.
O jẹ apẹrẹ pataki lati ṣe labẹekikan, kiloraidi, ati giga{0} awọn ipo ibajẹ iwọn otutu, ṣiṣe awọn ti o ọkan ninu awọn julọ wapọ ohun elo ni kemikali, Petrochemical, ati tona ilana awọn ọna šiše.

Alloy ṣe afihan akojọpọ toje ti awọn ohun-ini:

O tayọ resistance siidinku ati oxidizing acids(pẹlu sulfuric ati phosphoric acid).
Iduroṣinṣin giga lodi sipitting, crevice ipata, ati wahala -ipata wo inu.
Iyatọ iṣẹ lẹhinalurinmorin tabi pẹ ifihanni awọn iwọn otutu ti o ga.

Igbẹkẹle rẹ ti ṣe Alloy 825 ohun elo ti o fẹ funawọn paarọ ooru, awọn condensers, awọn evaporators, ati fifin ti ita, nibiti ibajẹ ati rirẹ ẹrọ n gbe pọ.

incoloy 825 nickel alloy 825 uns n08825 pipe and tube overview - octal pipe astm b423 asme sb423 incoloy 825 seamless pipe and tube stock - octal pipe

Iṣiro Kemikali ati Iduroṣinṣin Igbekale

Iṣe ti Alloy 825 wa lati inu akojọpọ iwọntunwọnsi farabalẹ:

Eroja	Akoonu (%)	Ipa Metallurgical
Nickel (Ni)	38.0 – 46.0	Idaabobo ipata, iduroṣinṣin igbekale
Chromium (Kr)	19.5 – 23.5	Oxidation resistance, palolo film Ibiyi
Irin (Fe)	Iwontunwonsi	Matrix igbekale fun toughness
Molybdenum (Mo)	2.5 – 3.5	Resistance si atehinwa media ati pitting
Ejò (Cu)	1.5 – 3.0	Ṣe ilọsiwaju resistance si sulfuric ati phosphoric acids
Titanium (Ti)	0.6 – 1.2	Stabilizes lodi si ipata intergranular
Mn, Si, C, S	Kere tabi dọgba si 1.0 / 0.5 / 0.05 / 0.03	Bojuto imototo ati workability

Awọntitanium idaduroṣe idaniloju resistance si ifamọ ati ikọlu intergranular lẹhin alurinmorin tabi ifihan si awọn agbegbe iṣẹ iwọn 540-870.

Ilana iṣelọpọ ati Itọju Ooru

Incoloy 825 paipu ati awọn tubes ti wa ni ti ṣelọpọ nipasẹkonge{0}idari yo, dida, ati didanu ojutulati ṣe iṣeduro microstructure aṣọ ati ihuwasi ibajẹ ti o ga julọ.

Production Ilana Akopọ

Igbale tabi Argon Yo- Yọ awọn aimọ kuro ati idilọwọ ipinya lakoko alloying.
Hot Extrusion / Tutu Yiya- Ṣe idaniloju iṣakoso iwọn wiwọn ati ifọkansi.
Laifọwọyi ti ohun iyipo Welding(fun awọn iru welded) - Ṣe agbejade itanran, awọn okun ti o wọ ni kikun.
Annealing ojutu (940-980 iwọn)– Dissolves carbides ati ki o restores ductility.
Dekun Air tabi Omi Quenching– Ṣe idilọwọ atunṣe- ojoriro ati wahala to ku.
Pickling ati Passivation– Mu pada sipo chromium{0} film oxide ọlọrọ lori oke.
Ik NDT ati Hydro Igbeyewo– Jẹrisi ti abẹnu iyege ati weld ohun.

Ipele iṣelọpọ kọọkan ni ibamu siASTM B423 / B705 / ASME SB423ati ki o faragbaultrasonic, eddy lọwọlọwọ, ati idanwo hydrostaticgẹgẹ bi ASTM B829.
Abajade microstructure jẹ aaṣọ austenitic matrixpẹlu pipinka itanran ti awọn carbides ati awọn ipele intermetallic, ti o funni ni iduroṣinṣin to gaju ni iṣẹ ekikan.

Ipata Resistance ati Iṣẹ iṣe

Alloy 825 jẹ iṣẹ-ṣiṣe lati koju ọpọlọpọ pupọ ti awọn agbegbe ibajẹ ile-iṣẹ:

Ayika	Iwa Resistance Ipata
Sulfuric, Phosphoric, Nitric Acids	Iṣe iyasọtọ labẹ mejeeji oxidizing ati idinku awọn ipo
Omi Omi ati Awọn Solusan kiloraidi	Atako ti o lagbara si pitting, crevice, ati wahala{0}}idibajẹ
Ekan Gaasi / H₂S	Nickel ati molybdenum ṣe idiwọ aapọn sulfide
Adalu Acid Ayika	Ejò ati molybdenum ṣe alekun resistance si idinku awọn acids
Ifiweranṣẹ-Ifihan Weld	Titanium ṣe idiwọ ikọlu intergranular lẹhin awọn iyipo alurinmorin

Awọn alloy fọọmu aara - Layer oxide iwosan, aridaju aabo igba pipẹ{{0} paapaa lẹhin abrasion mekaniki tabi ifihan kẹkẹ.
Eleyi mu ki Alloy 825 apẹrẹ funacid- awọn ẹya mimu, awọn laini itutu omi okun, awọn ọna ṣiṣe iṣakoso idoti, ati awọn ohun mimu kemikali.

Darí ati Onisẹpo Performance

Ohun ini	Metiriki	Imperial	Apejuwe
Agbara fifẹ	Ti o tobi ju tabi dogba si 550 MPa	Ti o tobi ju tabi dogba si 80 ksi	Ṣe idaduro titẹ titẹ inu giga
Agbara Ikore (0.2%)	Ti o tobi ju tabi dogba si 220 MPa	Ti o tobi ju tabi dogba si 32 ksi	Ntọju apẹrẹ labẹ wahala
Ilọsiwaju	Ti o tobi ju tabi dọgba si 30%	Ti o tobi ju tabi dọgba si 30%	Ṣe idaniloju ductility ati agbara ṣiṣe
Lile	Kere ju tabi dogba si 90 HRB	Kere ju tabi dogba si 90 HRB	Daduro machinability ati toughness

Onisẹpo Ibiti

Awọn paipu Alailẹgbẹ: 6 - 610 mm OD, 1 - 50 mm WT
Awọn ọpa oniwun: 25 – 1200 mm OD, 1.5 – 60 mm WT
Awọn tubes (Awọn ohun elo / Oluyipada Ooru): 6 – 76 mm OD, 0.8 – 10 mm WT
Ipari: Titi di 12 m, ni awọn iwọn SRL / DRL / aṣa

Idanwo, Iwe-ẹri, ati Iṣakoso Didara

Paipu kọọkan ati tube gba eto QA okeerẹ ṣaaju gbigbe:

Idanwo Hydrostatic / Eddy lọwọlọwọ (ASTM B829)
Visual ati Onisẹpo Ayewo
PMI (Idamọ Ohun elo Rere)
Idanwo Ibajẹ Intergranular (ASTM G28 Ọna A)
Iyan Kẹta-Ayẹwo Ẹnìkan (SGS, TUV, BV)

Gbogbo awọn ọja ti wa ni ipese pẹluEN 10204 3.1 / 3.2 MTC, wiwa ni kikun, ati ISO 9001 didara iwe aṣẹ.

Awọn ohun elo Ile-iṣẹ

Iwapọ ti Alloy 825 jẹ ki lilo rẹ ni awọn apa ile-iṣẹ lọpọlọpọ:

Kemikali ati Ajile Eweko- evaporation acid, awọn ile-iṣọ ifaseyin, scrubbers
Epo & Gaasi ti ilu okeere Systems– Itutu omi okun, ti a ṣejade -abẹrẹ omi
Gbona Exchangers ati Condensers- Awọn agbegbe ipata giga ni awọn isọdọtun ati awọn ohun elo agbara
Idoti Iṣakoso Systems- desulfurization gaasi eefin, awọn ẹya imularada acid
Marine Engineering– Itutu losiwajulosehin ati desalination pipelines

Awọn oniwe-apapo tiìfaradà ipata, weldability, ati ki o gbona iduroṣinṣinṣe idaniloju iṣẹ igbẹkẹle ni ibajẹ pupọ tabi awọn oju-aye kemikali adalu.

Ipese Reliability ati Project Support

Octal Pipe peseIncoloy 825 / Nickel Alloy 825 / UNS N08825awọn paipu ati awọn tubes nipasẹ awọn ọna iṣelọpọ ifọwọsi, iwe kikun, ati ibamu iṣẹ akanṣe agbaye.
Ipele ooru kọọkan jẹ itọpa, idanwo, ati jiṣẹ pẹlu awọn dossiers ayewo ti o dara funAwọn iṣẹ akanṣe EPC ati awọn idii afijẹẹri isọdọtun.

Pẹlu awọn alabaṣepọ igba pipẹ{{0} ati iriri awọn eekaderi, Octal Pipe ṣe idaniloju ifijiṣẹ deede ati atilẹyin imọ-ẹrọ funkẹmika, omi okun, ati awọn ohun elo giga{0}agbaye.

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