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Nov 04, 2025 ci

Inkɔnɛli 625 (Nikɛli nɛgɛ 625 / UNS N06625) Fangaba-Barika min be se ka nɔgɔ bɔ -Tuyo ni tubo min be se ka nɔgɔ bɔ

Alloy porofayili ani izini lɔyɔrɔ

 

Inconel 625, min fana lɔnna ko Nikɛli Alloy 625 walima UNS N06625, o ye fɛn barikaman ye-suguli–nakɛli -molibɛnti-nibiyɔmu min labɛnna baara minw na koroziyɔn ni funteni dan be ɲɔgɔn fɛ. A be fanga, yɛlɛmani ani oksidi basigi ka bɔ kriyozeni cogoyaw la fɔɔ ka taga se degere 1000 ma (1832 F).
O sɛrɛkili be kɛ ka caya baji kɔnɔ minanw na, kemikalifɛnw dilanyɔrɔw la, nɔgɔw kɔlɔsili yɔrɔw la, nukeleyɛri yɔrɔw la, ani awiyɔn motɛriw ka pɔtɔpɔtɔw la-baarakɛyɔrɔw la yɔrɔ minw na boonw tilenninya n’u ka nɔgɔw kɔlɔsili ka kan ka baara kɛ ɲɔgɔn fɛ. A ka Ni-Cr-Mo-Nb balansi be yɛrɛ-kɛnɛyali oksidi filimu dɔ dilan ani a be yɔrɔw ka kɛlɛ bali hali ni asidi ni kulori-ba be yen.

 

alloy 625 seamless pipe astm b444 asme sb444 stock - octal pipe inconel 625 pipe ends close up showing wall thickness and surface finish - octal pipe

 

Simi dilan cogo ani jateminɛ kɛcogo .

 

 

Fɛn % Sugu wɛrɛw Ciya
Nikɛli (Ni) min ka bon ni 58.0 ye wala min be bɛn n’o ye. Basi matirikisi; nɔgɔ ani funteni basiginin
Kromiyɔmu (Cr) 20.0–23.0 Oksidi min be se ka kɛ ka oksidi kɔlɔsi .
Molibdɛn (Mo) 8.0–10.0 A be dingɛw ni yɔrɔw nɔgɔli kɛlɛ
Niobium (Cb + T) 3.15–4.15 Fanga barikamanw; a be yɛlɛmani bali
Nɛgɛ (Fe) A man kan ka kɛ 5,0 ye wala min be bɛn n’o ye. A be dilan cogoyaw fisaya
Karibɔni (C) A man kan ka kɛ 0,10 ye wala min be bɛn 0,10 ma. Karibidi dilanni kɔlɔsi
Mn / Si / S . A ka dɔgɔ ni 0,5 / 0,5 / 0,015 ye. Aw ka to ka saniya ani ka nɔgɔ bɔ .

Molybdenum ni niobium ka nɔɔ min be ɲɔgɔn kan, o be fanga caaman bɔ k’a sɔrɔ sanji ma yɛlɛma, o be se ka kɛ sababu ye ka fɛnw dilan nɔgɔman na ani ka baara kɛ cogo basiginin na wagatijan kɔnɔ. O mikrostructure be suman ɲumanw mara ani a be sumanw -} dansali bali.

 

Masiniw ka lannaya min be sɔrɔ Temperature ani stress kɔnɔ .

 

 

Marafɛn Mɛtiri (min) Masacɛ (miniti) Cogofɔli
Fanga min be se ka yɛlɛma MPa 827 120 ksi A be tilenninya mara degere 870 la .
Yeeld ka fanga (0,2 %) MPa 414 60 ksi Sɔsɔli minw be kɛ doni kɔrɔ .
janya A ka ca ni 30 % ye walima a ka kan n’o ye. A ka ca ni 30 % ye walima a be bɛn . A ka ɲi ka kɛ ko a ka ɲi ka tɛmɛ yɔrɔ bɛɛ kan.
cɛjugu A ka dɔgɔ ni 95 HRB ye wala a ka kan n’o ye . A ka dɔgɔ ni 95 HRB ye wala a ka kan n’o ye . A be se ka kɛ ka kɛɲɛ ni ɲɔgɔn ye ani a be se ka kɛ cogo min na .

Sikili baara la, Inconel 625 be sɛgɛsɛgɛri fanga ni dimensiyɔn basigi ani a be tunu oksidi kɔlɔsili la.

 

Dilancogo ani funteni furakɛli

 

Pipew ni tubow be dilan ni funteni bɔli ye wala ni nɛnɛ ye ani o kɔ, u be furakisɛ min be yɛlɛma degere 1090–1150 la (1995–2100 F) o kɔfɛ, u be ban joona joona walisa ka koroziyɔn kɛlɛ. Sow suguw be bɔ TIG wala pilasima baarakɛcogo fɛ gazi min tɛ yɛlɛma.
A be se ka kɛ ko a be kogow ka kelenya mara, k’a sɔrɔ a be se ka mɔgɔw minɛ ani k’u yɛlɛma tugun. Dilanni ni sɛgɛsɛgɛri be bɛn ni .ASTM B444, B705, ani B704 .sariyaw lo.

Koroziyɔn kɛlɛli kunnafoni jɛnsɛyɔrɔw bɛɛ la

O nɛgɛ ka baara fila-nikɛli-kɔrɔmu oksidi filimu ka oksidi cogoyaw ani molibdɛni-niyobiyɔmu fanga ka laminiw dɔgɔya-b’a to a be kemikali basigi kosɔbɛ:

  • Kɔgɔji jii n’a ka kuloridiw:A be se ka yɔrɔw, yɔrɔw, ani stress-koroziyɔn farali kɛlɛ.
  • Asidi minw be oksidi (nitiriki, kɔrɔmi):Kɔrɔmu be oksidi nɔrɔli mara funteni tuma na.
  • Asidiw (hydrochloric, fɔsifɔri):Molibdɛni be yɔrɔ dɔ ka kɛlɛ bali.
  • Gazi min be bɔ (H€):A be se ka yɛlɛma ka ɲɛsin sulfide stress crack ma ka ɲɛsin petoroli ni gazi baara ma.
  • Okisidasiyɔn funteniba-:A be se ka yɛlɛma ani ka nɛgɛ tunu fɔɔ ka se degere 1000 ma .

 

Dimensiyɔn ni fɛɛn min be di mɔgɔw ma, o be se ka kɛ .

 

 

Sugu Diamɛtiri kɔfɛ Kogo bonya Janya Kɛrɛnkɛrɛnnin
Pipe ɲuman milimɛtiri 6–610 milimɛtiri 1–50 12 m . ASME B444 / ASME SB444
Tuyo soudé 25–1200 mm 1,5–60 mm 12 m . ASME B705 / ASME SB705
Tube (Kunnafoni / Minɛn) 6–76 mm 0,8–10 milimɛtiri Bobine / Tilennin ASTM B704 / ASME SB704

Tight-tolerance laban be sɔrɔ minɛnw ni funteni- yɛlɛmani lajɛnbaw kama minw ka kan ka kɛ ni yɔrɔ tigitigi ye ani yɔrɔ min be se ka yɛlɛma.

 

Kɔrɔbɔli, seereyali ani ɲumanya sɛgɛsɛgɛli

 

Fɛɛnw bɛɛ sɛgɛsɛgɛra .ASTM B829tilenninya ni dimensiyɔn tiɲɛni kama min tɛ-tiɲɛni ye.
Routine sɛgɛsɛgɛliw ye hydrostatique walima ultrasonic sɛgɛsɛgɛli, PMI sɛgɛsɛgɛli ka ɲɛsin nikɛli hakɛ ma, ani sɛgɛsɛgɛli sɛgɛsɛgɛli (ASTM G28 Fɛɛrɛ A/C).
Octal Pipe be minanw di ni .10204 3.1 / 3.2 MTC, ka tugu ɲɔgɔn kɔ, ani sabanan-posisiyɔn sugandili (BV, SGS, TUV).

 

Lizini baarakɛcogo ani poroze dɛmɛ .

 

Inconel 625 be baara kɛ ni fɛnw ye minw kɔrɔtanin lo kosɔbɛ, i n’a fɔ baji daa la tiyow minw be sɔrɔ kuloridi jii la, sanfɛla fɛnw, nukeleyɛri baarakɛminɛnw, ji bɔyɔrɔw ani nɔgɔw kɛlɛlanw.
Octal Pipe be fɛɛrɛw di minw be se ka mɔgɔw dɛmɛ ka baara kɛ ni lɔnniya ye, NDE ka koow labɛnnin lo ani sɛbɛw be sɔrɔ fɛɛrɛw la minw labɛnna EPC ani kuran porozew kama. Tagabolo kɔlɔsili bɛnnin b'a to mansinw ni nɔgɔw be se ka segi ka kɛ funteni yɔrɔ bɛɛ la.

 

Aw ka ɲɔgɔn sɔrɔ sisan

Ɲiningali

 

 

info-470-408

Q1: N’ ka kan ka sariya juman lo yira Alloy 625 tip ni tube la?

A1:Baara kɛ ni ASTM/ASME yeB444/SB444ka pipe/tube ta,B705/B705tiyo sɔgɔnin kama, ani .B704/B704tubo kama.

Q2: Yala UNS N06625 (Alloy 625) be se ka kɛ baara ye min be kɛ ni mɔgɔw ye (H2S) wa?

A2:O la, a be se ka kɛ ko a ka ɲi ka kɛ ko a be se ka kɛ ko a be se ka kɛ ko a ka ɲi ka kɛ.

Q3: N’ ka ɲi ka mun lo ɲini walisa ka Inconel 625 ka ɲumanya sɛgɛsɛgɛ ka sɔrɔ k’a san?

A3:3.1/3.2 MTC ɲini min be ni funteni sɛgɛsɛgɛli ye, PMI, NDE (UT/hydro i n’a fɔ a fɔra cogo min na), ani sɛgɛsɛgɛli o sɛgɛsɛgɛli min ka kan ka kɛ (misali la, G28) ka fara funteni-furakɛli sɛbɛnw kan.
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