Tau Faapitoa mo Corrugated Stainless Steel Gas Paipa - 904L seamless paipa uamea - Huaxin
Tau fa'apitoa mo paipa kasa uamea uamea fa'a'au'au - 904L paipa u'amea fa'alelei – Huaxin Fa'amatalaga:
1. Fa'amatalaga Faigofie:
904L super austenitic uʻamea uʻamea o se uʻamea maualalo-carbon, nickel maualuga, molybdenum austenitic stainless acid uamea tetee.
GB vasega: 00Cr20Ni25Mo4.5Cu
Vasega Fa'avaomalo: 904L
Vasega fa'aAmerika: UNS:N08904
EN Vasega: 1.4539
Lapo'a: 10*2mm i le 219*15mm po'o le fa'avasegaina e tusa ai ma le mana'oga a le tagata o tausia
Umi: 300mm i le 20000mm
2. Fa'asologa o vaila'au:
Vasega | Su'ega vaila'au (Max%) | ||||||||||
C | Mn | Si | Mn | P | S | Cr | Ni | Mo | Cu | Ce | |
904L | ≤0.02 | ≤2.0 | ≤1.0 | ≤1.0 | ≤0.045 | ≤0.035 | 19-23 | 23-28 | 4.0-5.0 | 1.0-2.0 | 0.03-0.08 |
3. Meatotino Fa'ainisinia:
Vasega | Meatotino Fa'ainisinia | Malosi | Liu liusuavai | ||
Malosi e maua mai (N/mm2)/(Mpa) | Malosi (N/mm2)/(Mpa) | Fa'aumi (%) | g/cm3 | ℃ | |
904 L | ≥300 | ≥650 | ≥35 | 8.0 | 1300-1390 |
4.904L Fa'amatalaga:
1) Super austenitic uamea uʻamea 904L (00Cr20Ni25Mo4.5Cu; UNS: N08904; EN: 1.4539) o
se u'amea maualuga austenitic stainless uamea e maualalo le kaponi.
E lelei le fa'a'ele'ele i le fa'amalulu sulfuric acid ma fa'apitoa mo si'osi'omaga
fa'atasi ai ma tulaga e'a leaga. E maualuga le chromium ma lava le nickel content. O le faaopoopoga o le kopa e maua ai
malosi malosi tete'e, aemaise maualuga tetee i chloride interstitial corrosion ma atuatuvalega corrosion ta'e. E le faigofie ona aliali mai
e'a ma ta'e. O lona tete'e i le pala e sili atu nai lo isi u'amea. E lelei le fa'agaioiina ma
weldability, ma e mafai ona faʻaaogaina mo vaʻa mamafa.
2) fausaga Metallographic o 904L uamea uʻamea:
904L o se fausaga austenitic atoatoa. Fa'atusatusa i le u'amea austenitic masani ma le maualuga o le molybdenum,
904L e iai sona aafiaga taua ile ferrite ma le α Ole timuga ole vaega e le maaleale.
a. Fa'aletino ma mea fa'ainisinia:
Malosi: 8.0g/cm3. Malosi fa'a'ele'ele: σ b≥520Mpa. Fa'aumiumi: δ ≥35% 。 Tete'e a'a o 904L u'amea u'amea:
Ona o le kaponi o loʻo i totonu o le 904L e matua maualalo (maualuga 0.020%), o le a leai se carbide timu i lalo o le lautele.
togafitiga vevela ma tulaga uelo. Ole mea lea e fa'ate'aina ai le a'afiaga ole pala ole intergranular pe a mae'a togafitiga fa'avevela lautele ma uelo.
Ona o le maualuga o mea o le chromium, nickel ma le molybdenum ma le faʻaopoopoga o le kopa, o le 904L e mafai ona pasi e tusa lava pe faʻaitiitia.
siosiomaga, e pei ole sulfuric acid ma formic acid.
O le maualuga o le nickel e maua ai le maualalo o le pala i le tulaga galue. I le faʻatonuga o le 0 ~ 98% o le sulfuric acid mama,
le faʻaaogaina o le vevela o le 904L e mafai ona maualuga i le 40 ℃. O le corrosion teteʻe o mama phosphoric acid i le tulaga faʻatonuga o 0 ~ 85% o
lelei tele.
I totonu o le gaosiga o le phosphoric acid e gaosia e ala i le susu, o mea leaga e iai se aafiaga malosi i luga o le faʻamaʻi. Faatasi ai ma ituaiga uma
ole phosphoric acid, 904L e sili atu le tete'e atu corrosion nai lo uamea stainless masani. I le malosi oxidizing nitric acid, le corrosion tetee o 904L
e maualalo ifo nai lo le u'amea maualuga maualuga e aunoa ma le molybdenum. I le hydrochloric acid, o le faʻaaogaina o le 904L e faʻatapulaʻa i le 1-2% o le faʻaogaina maualalo.
I lenei tulaga fa'atonuga. E sili atu le malosi o le corrosion o le 904L nai lo le u'amea masani. 904L uamea e maualuga le tetee i
a'a fa'ailoga.
I le vaifofo chloride, e matua lelei foi lona tete'eina o le corrosion. O le maualuga o le nickel content o le 904L e faʻaitiitia ai le pala i lua ma va.
Afai e maualuga atu le vevela o le uʻamea austenitic masani e sili atu nai lo le 60 ℃, atonu e maaleale i le faʻamalosia o le pala i totonu o se chloride mauoa.
siosiomaga.
O lenei lagona e mafai ona faʻaitiitia e ala i le faʻateleina o le nickel content of stainless steel. Ona o le maualuga o le nickel content, 904L e maualuga lona teteʻe i
fa'amamafa le pala ta'eta'e i le vaifofo chloride, vaifofo fa'ato'ato'a fa'ama'i ma le hydrogen sulfide si'osi'omaga mauoa.
Lagolago mea faʻapipiʻi: tootoo uʻamea (E385-16/17), uaea uʻamea (ER385).
e. Lapataiga mo le fa'aogaina o le 904L:
1. Fa'agaioiina
1.1 Fa'atinoga o le uelo
E pei o le uʻamea masani masani, 904L e mafai ona faʻapipiʻiina i auala eseese. O le auala e sili ona taatele o le uelo arc manual po o
uelo malu puipuia kesi.
O le eletise poʻo le uaea uamea e faʻavae i luga o le tuufaatasiga o le uʻamea faavae ma e maualuga atu le mama. Ole mea ole molybdenum e manaʻomia e
maualuga atu nai lo le uamea faavae.
E masani lava e le manaʻomia le faʻavevelaina aʻo leʻi faʻapipiʻiina, ae i le malulu i fafo, e aloese ai mai le faʻafefe o le ausa vai, sooga poʻo le tuaoi.
e mafai ona fa'avevela tutusa vaega.
Ole vevela ile lotoifale e le tatau ona sili atu i le 100 ℃ e aloese ai mai le fa'aputuina o le kaponi ma le fa'aleagaina o totonu. Laititi laina laina, faʻaauau
ma le fua faatatau vave uelo e tatau ona talia i le taimi uelo.
E masani lava, e le manaʻomia togafitiga vevela pe a uma le uelo. Afai e mana'omia togafitiga vevela, e tatau ona fa'avevela ile 11000 ~ 1150 ℃ ona fa'amalieina vave lea.
1.2 Fa'atinoga o masini
O uiga machining o le 904L e tutusa ma isi austenitic stainless steels. O loʻo i ai se uiga o mea faigaluega faʻapipiʻi ma galue malosi i le taimi o le gaosiga.
E tatau ona fa'aoga mea faigaluega karbide fa'atasi ai ma le rake lelei, ma o le suau'u sulfurized ma le chlorinated e tatau ona fa'aaogaina e fai ma fa'amalulu tipi. O meafaigaluega ma le faagasologa e tatau ona i luga o le nofoaga o
faʻaitiitia le faʻamaʻaina o galuega. Saosaoa tipi lemu ma fua fafaga e tatau ona aloese mai le tipiina.
5. Gaosi fa'atatau:
6. Togafitiga atili
1) Polani
2) Fa'ailoga:
7 . afifiina ma utaina:
8. Fa'aoga:
O le 904L o loʻo faʻaaogaina i vaega nei:
* Suau'u ma petrochemical meafaigaluega, e pei o reactors i masini suauu.
* Teuina ma felauaiga mea o le sulfuric acid, e pei o le vevela.
* O le masini faʻafefeteina o le kesi o le eletise e masani ona faʻaaogaina i totonu o le tino absorber, flue, shutter, internals, spraying system, etc.
*Scrubber ma ili i le faiga o vailaau oona togafitiga.
* La'au su'esu'e vai su'esu'e, su'esu'e vevela o le sami, meafaigāluega pepa pepa, vaila'au sulfuric ma mea fa'ama'i nitric, fa'aogaina o mea'ai,
alamanuia pharmaceutical ma isi meafaigaluega kemikolo, ipu mamafa, meafaigaluega meaai.
* Fale gaosi oloa: centrifuge, reactor, ma isi.
* Mea'ai fuala'au: ulo soya, uaina kuka, ulo masima, mea faigaluega ma fa'alavalava.
* 904L o se uamea fa'afetaui mo le fa'afefeteina o le sulfuric acid malosi.
Ata fa'amatalaga o oloa:
![Special Price for Corrugated Stainless Steel Gas Pipe - 904L seamless steel pipe – Huaxin detail pictures](/upload/image/products/b6c4a431fa4637261dd0dc98e6394191.jpg)
Taiala Fa'atatau Oloa:
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