A ka c’a la, nɛgɛ min tɛ sɔgɔ, o hakɛ jumɛn de bɛ kɛ ka bolokɔniw dilan minnu tɛ sɔgɔ?

Jiangsu dugu kɔnɔ, fɛn dilanni baarakɛyɔrɔ dɔ la, fɛɛrɛtigiw bɛ ka 150mm diamètre kulu dɔ kɔrɔbɔ .Bololabaarakɛlaw minnu bɛ kɛ ni nɛgɛ ye ., ani 316L fɛn taamasiyɛn min bɛ a sanfɛ, o bɛ ye ka jɛya. I n’a fɔ izini minɛnw, furakɛli masinw, ani dumunikɛminɛnw kɔlɔsili yɔrɔ kolomaw, bolokɔfɛfɛnw sugandili fɛnw sugandili de bɛ u ka sɔgɔli, u fanga ani u baara ɲɛnamaya latigɛ tigitigi. Nin sɛbɛn in bɛna "kode danma" sɛgɛsɛgɛ nɛgɛ intanw suguya wɛrɛw la bololafɛnw dilanni na ka bɔ nɛgɛdaga suguya danfara hakɛw la, fɛnw cogoya la, baarakɛcogo bɛnkanw, fɛnw dilanbagaw sugandili, ani sanniko juguya kɔlɔsili.

Kɔnɔkow .
1. "Kalansen basigilen" min bɛ kɛ ni nɛgɛ ye min tɛ sɔgɔ: danfara jɔnjɔnw ye 304, 316L ani 430 ye .
2. Sugandili fɔlɔ ka ɲɛsin iziniw dilanni ma: Mun na 304 inox bɛ sugu la 70%?
3. Ka bεnkansεbεn ka bεn sigida gɛlɛnw ma: "Kεnεya resistance de corrosion" 316L inox .
4. Sɔrɔko sugandili: Dan min bɛ se ka kɛ 430 inox ye, o bɛ min?
5. Sɛnɛrɛ kɛrɛnkɛrɛnnenw: 2205 duplex Steel ani 904L ka cidenyabaara kɛrɛnkɛrɛnnen .
6. Fɛn dilanbagaw ka sugandili: Cogo di ka kiri tigɛ "tiɲɛni ni dɛsɛ" kan, nɛgɛ min tɛ sɔgɔ?
7. Sannifeere jatigɛwalew lakanani gafe: 5 fɛnw jaan minnu ka kan ka dɔn .

1. "Kalansen basigilen" min bɛ kɛ ni nɛgɛ ye min tɛ sɔgɔ: danfara jɔnjɔnw bɛ 304, 316L ani 430 cɛ .
Nɛgɛ min tɛ sɔgɔ, o baara bɛ dɔn a ka kemikoro kɛcogo fɛ. Kalansen saba minnu bɛ kɛ ka caya bolokɔfɛfɛnw dilanni na, olu filɛ nin ye:

Danfara jɔnjɔnw sɛgɛsɛgɛli:
Nikilu hakɛ : A bɛ sɔgɔsɔgɔninjɛ kunbɛncogo ni a gɛlɛya dantigɛ. 304 Nikɛri ka ca ni 8% ye, 316L bɛ sɔrɔ ka tɛmɛ 10% kan, ani 430 nikɛri tɛ a la;
Molybdenum element: 316L bɛ molibdɛni 2-3% fara a kan, wa a ka se ka kulori ion sɔgɔli kunbɛn, o bɛ bonya ni siɲɛ 3 ye, o b’a to a bɛnnen don kɔgɔji ni banakisɛfagalanw ji laminiw ma
Carbon Content: 316L’s Ultra-Baro kabɔri ( min ka dɔgɔ walima min bɛ bɛn 0,03%), o bɛ a yɛrɛ tanga fɛnɲɛnamafagalanw ni ɲɔgɔn cɛ sɔgɔli ma, wa a bɛnnen don welding scenariow ma.

2. Sugandili fɔlɔ ka ɲɛsin iziniw dilanni ma: Mun na .304 inox .Occupy 70% sugu la?
2.1 "Balansi sanulen" min bɛ kɛ musaka masa la-Nɔgɔya .
Musow ka musaka : nɛgɛ 304 sɔngɔ ye 18.000-22.000 yuan ɲɔgɔn ye tɔni kelen na, o min ka dɔgɔ ni 30% ye ka tɛmɛ 316L kan ani a bɛnnen don 80% ma izini sɛnɛcogo kɔrɔw la.
Baarakɛcogo bɛɛ lajɛlen:
Asidi caman ni alkali minnu bɛ se ka kɛ (i n’a fɔ asidi sulfuriki 10%, asidi azotiki 20%), masinw ka baarakɛminɛn izini dɔ bolola, o bɛ kɛ tigɛji lamini na kabini san 3 ni nɔgɔ tɛ a la
tension fanga ye 520MPa ye, ani bolola-nɛgɛ min cɛmancɛ ye 200mm ye, o bɛ se ka 500n・m girinya muɲu, ka baarakɛ fanga wajibiyalenw dafa 90% ye izini minɛnw na.

2.2 Baarakɛcogo misaliw .
CNC Masina baarakɛminɛnw : Masina baarakɛminɛn izini dɔ bɛ baara kɛ ni bolokɔfɛfɛn 304 ye minnu tɛ sɔgɔ (surface knurling treatment) ni kɔnɔw ka girinw cili ye walasa ka balocogo ɲuman sɔrɔ 0,01mm/turn, ni san o san sannifeere hakɛ ka ca ni 50.000 ye.
Dumuni masina : Bisikiti dilanni sira dɔ teliya kɔlɔsili bɛ kɛ ni fɛn 304 ye, min bɛ FDA dumuniw ɲɔgɔn sɔrɔcogo sariyaw dafa ani a yɔrɔ jɛlen bɛ ni kuran ye (a ka dɔgɔn walima a bɛ bɛn 0,8μm ma) walasa ka mugu tolen bali ka bɔ balofɛnw na.

2.3 Baarakɛcogo nafaw .
Tigɛ nɔgɔya: 304 Inox bɛ baara gɛlɛya hakɛ dɔgɔya ani a bɛnnen don ka wuli ani ka wuli. Bololabaarakɛlaw ka izini bɛ baara kɛ ni CNC masinw ka yɔrɔ ye, wa a kɛcogo kelen waati bɛ dɔgɔya 20% ka tɛmɛ 316L ta kan.
Welding baarakɛcogo: Argon arc welding conventionnel bɛ se ka kɛ ka kɛ ka fɛnw dilan. A welding kɔfɛ, valve dɔ bololabɔli kɛra ni fiɲɛ dɔnni ye, ani ka fara hakɛ kɔlɔsi ka tɛmɛ 0,5% kan.

3. Ka sigida gɛlɛnw tiɲɛ: "Masakɛ min bɛ kɛ ka fɛnɲɛnamafagalanw kɛlɛ" 316L inox .
3.1 "Survival Skills" sigidaw la minnu ka jugu kosɛbɛ .
Furakɛcogo: Hefei Yingrui ka opereli mikroskɔpu bololafɛnw dilannen don ni 316L ye. Kɔrɔ dɔ-Sewulilen sterilize kɔfɛ degɛrɛ 134 , banakisɛ tolenw bɛ sɔrɔ sanfɛ .<10CFU/cm², which meets ISO 10993 biocompatibility certification.
Kɔgɔjida la: Port crane bolokɔni sɛgɛsɛgɛli kɛra kɔgɔjida la (NaCl hakɛ 5%) sanga 2000 kɔnɔ, k’a sɔrɔ a ma tigɛ, k’a sɔrɔ 304 bolokɔni tun bɛ se ka sanga 800 dɔrɔn kɛ.

3.2 Baarakɛcogo jiginni min bɛ na ni a yɔrɔw ɲɛnabɔli ye .
Molybdenum element role : MOO42- Filimu lakanani walasa ka kulori ionw ka sɔgɔli bali (i n’a fɔ Cl- kɔgɔji ji la ani banakisɛfagalan). Baara kɛlen kɔ ni 316L ye, dɔgɔtɔrɔso ka banakisɛfagalanw ka bololafɛnw ka ɲɛnamaya janya bɛ daminɛ san 2 la ka se san 5 ma.
Ultra-Baro kabɔri dɔgɔman dilancogo: 316L ka karɔbɔli hakɛ ka dɔgɔ walima a bɛ bɛn 0,03% ma, o bɛ kɛ sababu ye ka chromium carbide sanji hakɛ bali suman dancɛ la welding waati la. welda ka nɔgɔ hakɛ min bɛ suman furakɛli minɛnw izini fɛ, o bɛ dɔgɔya 60% ka tɛmɛ 304 ta kan.

3.3 Balannako musaka ni baara kɛcogo cɛ .
A sɔngɔ ye 28.000-35.000 yuan/ton ɲɔgɔn ye, o ka ca ni 304 ye 50%, nka ni sɛnɛfɛnw ye minnu ka bon kosɛbɛ, musaka bɛɛ lajɛlen bɛ dɔgɔya ni 40% ye (ka dɔ bɔ fɛn falen-falen hakɛ ni a ladonni musakaw la).

4. Sɔrɔko sugandili: Dan min bɛ se ka kɛ 430 inox ye, o bɛ min?
4.1 "Don-Level Choice" ka ɲɛsin dɔgɔya ma-Spreceations musaka .
Sani nafa: 12.000-15.000 yuan ɲɔgɔn tɔni kelen na, 30% ka dɔgɔ ni 304 ye, o bɛnnen don ko kɛlenw ma minnu ka kan ka kɛ ni fɛnw ye minnu bɛ se ka kɛ sababu ye ka fɛnw sɔgɔ.
Fɛn minnu bɛ kɛ ka fɛnw jira:
Magɛnni barikama : A ma bɛn minɛnw ma minnu bɛ se ka kɛ ka ɲɛ (i n’a fɔ nukiliya magɛnni rezɔn minɛnw lamini na);
Fɛn min bɛ se ka kɛ sababu ye ka fɛn dɔ kɛ, o bɛ se ka fɛn 430 kɛ, ka sɔrɔ ka nɔgɔ yɔrɔw kɛ san 1 kɔfɛ, ka sɔrɔ fɛn ye fɛn ye min bɛ se ka yeli ye.

4.2 Baarakɛcogo misaliw .
Masina gansanw : i n’a fɔ sɛnɛfɛnw dilanni masinw ɲɛminɛbaga, minnu bɛ kɛ sigida jalen na, o musaka bɛ dɔgɔya 20% ka tɛmɛ 304 kan.
Yɔrɔ masirilenw : Mebɛri izini dɔ bololabɔlan min bɛ se ka ladilan, o dilannen don ni fɛn 430 ye, ni chrome plating ye a sanfɛ, o bɛ jateminɛ kɛ cɛɲi ni musaka dɔgɔman fila bɛɛ la.

4.3 Fɛɛrɛ minnu bɛ kɛ ka baara kɛ ni u ye .
Aw bɛ aw yɛrɛ tanga sigida nɔgɔlenw ma: 430 bɛ se ka nɔgɔ sigida la min ka nɛnɛ > 70%, wa a bɛ anti-Peint rust (i n’a fɔ epoxy primer) fiyɛli wɛrɛw wajibiya.

5. Ɲɛjirali kɛrɛnkɛrɛnnenw: 2205 Duplex Steel, 904L cidenyabaara kɛrɛnkɛrɛnnen .
5.1 Duplex steel (2205): fanga ka bon + resistance de corrosion caman .
Baarakɛcogo ɲɛfɔli : Tensile strength 800mpa (50% ka tɛmɛ 304 kan), degunw sɔgɔli kunbɛncogo cayara ni siɲɛ 2 ye, o ye kemikɛli minɛn ye min bɛ kɛ ka asidi klorokini 20% kɛ a la san 3 kɔnɔ k’a sɔrɔ a ma kari.
A kɛcogo: Batiri litiyɔmu ka pikirijikɛlan min bɛ kɛ ni litiyɔmu ye, o bololabɔli ka kan ka kɛ walasa ka elekitoroliti (HF fana sen bɛ o la) sɔgɔli muɲu, ani fɛn 2205 ɲɛnamaya bɛ janya ni san 1,5 ye ni i ye a suma ni 316L ye.

5.2 Super inox (904L): Kɔgɔjida la min ka jugu kosɛbɛ .
Nafa: A bɛ 23% Cr+19% ni+4.5% MO sɔrɔ, ni a bɛ se ka asidi sulfuriki ni asidi fosifɔriki kɛlɛ kosɛbɛ. Furakɛli izini reactor bolokɔni bɛ kɛ asidi sulfuriki caman na san 5 kɔnɔ, wa a sanfɛla bɛ oksidan dɔɔni dɔrɔn.
Muɲuli ka ca: A sɔngɔ bɛ tɛmɛ yuan/ton 100.000 kan, wa a bɛ kɛ sanfɛko dɔrɔn de la i n’a fɔ aerospace ani nucléaire power.

6. Fɛnfeerelaw ka sugandili: I bɛ se ka "tiɲɛni ni jogo ɲuman" jateminɛ cogo di nɛgɛmafɛnw na minnu bɛ kɛ ni nɛgɛ ye?
6. Material Certification ye "dafalen fɔlɔ" ye.
A ɲini SGS sɛgɛsɛgɛli rapɔɔri kan: I sinsin NI, CR, ani MO kɔnɔkow lajɛli kan.Sannikɛla dɔ y’a ye siɲɛ kelen ko a feerela ye 201 inox (NI kunnafoni 4%) kɛ ka 304 kɛ a yɛrɛ ye, o bɛ kɛ sababu ye ka bololanɛgɛ kɛ ka nɔgɔya kalo 6 kɔnɔ.
Magɛnni sɛgɛsɛgɛli dɛmɛni: 304/316L magɛnni barikama (magnets bɛ se ka minɛ dɔɔnin), 201/430 ​​magɛnni barikama. Dɔgɔtɔrɔso minɛnw dilannikɛla dɔ tɛmɛna magɛnni fɔlɔ sɛgɛsɛgɛli la, ka 80% bɔ a feerelaw la minnu tɛ sariya kɔnɔ.

6.2 Taabolo kunnafoni bɛ "nivo réelle" jira.
Sanfɛla furakɛli : 316L bolokɔniw ka elektrɔli polizili ka kan ka se RA ma min ka dɔgɔn walima min bɛ bɛn 0,4μm ma (dɔgɔtɔrɔso hakɛ). Fɛn dilanbaga dɔ ka poliyali min ma ɲɛ (RA=1.2μm) o kɛra sababu ye ka banakisɛ tolenw caya banakisɛfagalanw kɔfɛ.
Welding quality: 316L bolokɔniw ka weldaw ka kan ka kɛ kulɛri-detected. Valve izini dɔ suman ko welda minnu tɛ se ka kɛ, olu ka sɔgɔli hakɛ tun bɛ kɛ yɔrɔ ɲumanw ta siɲɛ 3 ye.

6.3 Foro sɛgɛsɛgɛli jɛgɛnsira jɔnjɔnw .
Funteni furakɛli baarakɛyɔrɔ: 304/316L mago bɛ furaji furakɛli la (a bɛ kɛ ka a sɔrɔ a hakɛ ye 1050 ye ). izini fitinin dɔ ye o sen in bɔ yen, o kɛra sababu ye ka bolokɔni fanga dɔgɔya.
Salt Spray Test Chambre: A bɛ furakɛli kɛ tuma bɛɛ, a ka kan ka sɛgɛsɛgɛli rapɔɔriw di minnu ka ca ni lɛri 1000 ye. Sannikɛla ma a lajɛ, wa 430 bolola-nɛgɛso ye rusted san kalo 3 kɔnɔ kɔgɔjida la.

7. Sannifeere dingɛ lakanani gafe: 5 Fɛnw jaan minnu ka kan ka dɔn novices .
7.1 "304" ≠ "Dumuni hakɛ".
Faamubaliya : Fɛnfeerela dɔw bɛ "Dumuni 304" lafasa, nka tiɲɛ na, u mago bɛ FDA ka seereyaw la (i n'a fɔ dugukolo sanfɛla gɛlɛya ani nɛgɛ gɛlɛnw sanjiko sɛgɛsɛgɛli). Dumuniko izini dɔ ye bolola-wulu 304 min san, o kɛra kiliyanw ka ŋunankan ye bawo a ma sariyaw dafa.

7.2 Tigɛra nkɔni kan a janya kan .
CASE: Fɛnfeerela dɔ ye 304 bolola-wuluw janya dɔgɔya ka bɔ 5mm na ka se 3mm ma. Hali ni girinya dɔgɔyara ni 20% ye, a girinya dɔgɔyara ni 35% ye, o kɛra sababu ye ka minɛnw tiɲɛ baara daminɛ waati la.

7.3 A bɔyɔrɔ ɲagaminen .
Aw ye aw janto "Importé 316L" gimmick la: 316L ka jogo ka bɔ Baosteel ani Taigang la Sinuwa jamana na, o sera diɲɛ sariyaw ma (i n’a fɔ S31603). Fɛnfeerela dɔ ye baara kɛ ni jamana kɔnɔ fɛnw ye walasa k’a kɛ i n’a fɔ u bɛ na ni u ye, wa u sɔngɔ wulila ni 40% ye.

7.4 Sanfɛla furakɛli walasa ka fiɲɛw datugu .
Fɛnfeerela dɔ chrome-A ye bolola-wulu-yɔrɔ-ko kɛ walasa ka nɔgɔ yɔrɔw datugu. Jiginni kɛra kɔgɔjida la, kɔgɔjida la sɛgɛsɛgɛli kɛlen kɔfɛ sanga 200 dɔrɔn kɔnɔ. Bare material test rapɔri de ka kan ka kɛ ni i bɛ sanni kɛ.

7.5 Kalansow ka ɲagami-ani-Match Trap .
Bololabanakisɛ bɛ kɛ ni 304 ye, wa a bolokɔni bɛ 430. sanni kɛlen kɔfɛ, masin dilanyɔrɔ dɔ y’a ye ko bolokɔnincinin in bɛ nɔgɔ fɔlɔ, o bɛ kɛ sababu ye ka bolokɔfɛfɛn bɛɛ tiɲɛ. A ka kan ka yɔrɔw bɛɛ lajɛlen ka fɛnw kɛ kelen ye.

Farankan
Bololanɛgɛw sugandili fɛnw sugandili ye fɛnba ye min bɛ bɛn tigitigi "scenario requirements" ni "cost performance" cɛ:
Industri conventionnel : 304 de ka fisa, musaka kɛcogo ni a muɲuni;
Scenarios corrosions haute : 316L ye ɲinini gɛlɛn ye, ni janya ka fisa-term costs;
Sigidaw dantɛmɛnenw: 2205 Duplex Steel, 904L ani fɛn kɛrɛnkɛrɛnnen wɛrɛw dɔrɔn de ye sugandiliw ye;
Low-Scenarios cost: 430 bɛ se ka kɛ dondaw ye-Level option, nka sigida nɔgɔlenw ka kan ka kɔlɔsi.
Bololabaarakɛyɔrɔ dɔ la laboratuwaari la Zhejiang, fɛɛrɛtigiw bɛ ka nano-coating test laban kɛ 316L bololanɛgɛw kan. Nin fura in, min bɛ fɛnw falen-falen ni u sanfɛla furakɛli fara ɲɔgɔn kan, o bɛ kɔgɔ fiyɛli kunbɛn waati tɛmɛ sanga 3000 kan. Sannikɛla fɛ, ka "kode characteristic" mastering of the inox grade ani k'a fara ɲɔgɔn kan ni baarakɛcogo yɛrɛ ye, o bɛ se ka nin "yɔrɔ fitinin" in kɛ a ka baara kɛcogo ɲuman ye. Aw ye aw hakili to a la: nɛgɛ min tɛ sɔgɔ, o tɛ yen, sugandili bɛnnen don dɔrɔn.