Faatusatusaga i le va o Paipa Uamea e le gaoia le 304H ma le 304

— Tomai Gafatia ma Fofo o Oloa a le Womic Steel

1. Aotelega o le Oloa

O le Womic Steel o se kamupani gaosi oloa taʻimua i paipa uʻamea e le gaoia le mamafa, e ofoina atu uma304Hma304paipa uʻamea e le gaoia e tusa ai ma tulaga faʻavaomalo tetele, e aofia ai:

lASTM A312 / A213 / A269 / A358

lASME SA312 / SA213

lEN 10216-5 / EN 10297-2

lJIS G3459 / ISO 9329-4

lGB/T 14976 / GB/T 13296

O le 304H ma le 304 o u'amea e le gaoia e austenitic, ae ua mamanuina mo ni siosiomaga fa'atino eseese—304H e sili ona lelei i le tautua i le vevela maualuga, a'o304 e maua ai le tete'e sili atu i le 'ele ma le faigofie ona fa'apipi'ii faʻaoga faʻamoemoega lautele.

2.Fa'atulagaga Fa'akemikolo

 

Elemene	304 Uamea e le gaoia	Uamea e le gaoia 304H
Kaponi (C)	≤ 0.08%	0.04% – 0.10%
Kromium (Cr)	18.0% – 20.0%	18.0% – 20.0%
Nickel (Ni)	8.0% – 11.0%	8.0% – 11.0%
Manganese (Mn)	≤ 2.00%	≤ 2.00%
Silikoni (Si)	≤ 1.00%	≤ 1.00%
Fosforo (P)	≤ 0.045%	≤ 0.045%
Sulfur (S)	≤ 0.030%	≤ 0.030%
Nitrogen (N)	≤ 0.10%	≤ 0.10%
U'amea (Fe)	Paleni	Paleni

O lemaualuga le aofa'i o le kaponii le 304H e faʻaleleia atili ai le faʻaputuga o le carbide (Cr₂₃C₆), faʻaleleia atili aitete'e i le totolo ma le malosi i le vevela maualuga. O le maualalo o le aofaʻi o le kaponi i le 304 e fetaui lelei mofausaga ua fa'apipi'iinamana'omia le tete'e lelei i le ele i totonu o granular.

 

3. Tele o le Fa'asologa ma Ituaiga o Oloa

E ofoina atu e le Womic Steel le tele o paipa u'amea e le gaoia ua mamanuina mo pisinisi, fausaga fale, ma fa'aoga i le mamafa:

Paipa e leai ni so'oga:
Lapo'a i Fafo: 6mm – 610mm
Mafiafia o le Puipui: 0.5mm – 50mm

Paipa Uila (ERW / TIG / Laser):
Lapoa i Fafo: 8mm – 1219mm
Mafiafia o le Puipui: 0.5mm – 30mm

Isi Filifiliga:
Paipa fesuia'i vevela, paipa U-pi'o, paipa fa'apupula, ma paipa fa'apitoa e fai i puipui mafiafia.

Umi: Umi tumau pe oʻo atu i le 18 mita
Fa'auma o le Luga: Fa'asusu, fa'amafanafana, fa'apupula, fufulu

 

4. Meatotino Fa'amekanika

Meatotino	304 Uamea e le gaoia	Uamea e le gaoia 304H
Malosiaga o le Fetuuna'i (MPa)	≥ 515	≥ 590
Malosiaga o le Fua 0.2% (MPa)	≥ 205	≥ 235
Fa'aloloa (%)	≥35	≥ 35
Ma'a'a (HBW)	≤192	≤192
Malosiaga o le Malepelepe o le Totolo (650 ℃, 100,000 itula)	~55 MPa	~80 MPa

Malamalamaaga Autū:
E sili atu le lelei o le 304H nai lo le 304 i lalo o le fa'agaioiga umi i le vevela maualuga (luga atu o le 550 ℃), ma avea ai ma mea lelei motoe fa'avevela o le falegaosimea eletise, toe fa'aleleia o mea fa'asu'i petrochemical, ma faiga fa'avevela.

 

5. Manaʻoga mo le Togafitiga Faʻavevela ma le Faʻapipiʻiina

Fa'atulagaga	304	304H
Fa'asusuina o le fofo	1010 – 1065℃	≥ 1080 ℃
Tali atu i Galuega Malulu	Sili ona lelei	Maualuga le fua faatatau o le fa'ama'a'aina o galuega
Malosiaga e fa'apipi'i ai	Sili ona lelei	Manaʻomia ni uʻamea faʻatumu kaponi e sili atu
Togafitiga Fa'avevela pe a uma ona fa'apipi'i	Filifiliga	Fautuaina mo so'oga taua

Fautuaga mo le Fa'avevelaMo le 304H, ua fautuaina e Womic SteelUaea uelo ER308H, fa'atasi ai ma le pulea sa'o o le vevela e ulufale mai ma le fa'amafanafana pe a uma ona fa'apipi'i mo so'oga fa'atuatuaina i faiga paipa maualuga le mamafa.

 

6. Fa'atusatusaga o le Tete'e atu i le 'Ele'ele

I siosiomaga o loʻo i ai le chloride,304 e sili atu lona tete'e atu i le pitting.

O le gafatia o le pitting o le 304H e tusa ma le50mV maualalo ifo, e mafua ai le osofaʻiga na vave faia i le lotoifale.

Tulaga o le Su'ega	304	304H
Fa'aputuga Cl⁻ 180ppm, 2 tausaga	Leai se tafega	Ua matauina le pu
Fua Fa'atatau o le Ele i le Tausaga (mm/tausaga)	~0.015 mm/tausaga	~0.020 mm/tausaga

Fa'aaoga304i siosiomaga e manaʻomia ai le teteʻe lelei i le 'ele lautele ma le 'ele i le lotoifale e pei ofaiga fa'amālūlūina o le sami, gaosiga o mea'ai, petane vaila'au.

 

7. Su'ega ma le Fa'amaoniga o le Tulaga Lelei

E faatino e le Womic Steelasiasiga atoatoa o le leleima tausisi i faiga fa'atino fa'atino a le QA/QC:

lSu'esu'ega Fa'akemikolo: Optical Emission Spectrometer (OES), ICP-MS

lSu'ega Fa'amekanika: Fa'ama'a'a, ma'a'a (HBW), a'afiaga (Charpy V-notch)

lSu'ega e lē Fa'aleagaina (NDT): Eddy current, ultrasonic, X-ray, liquid penetrant

lSu'ega o le 'Ele'eleASTM A262 IGC, Suāvai Masima, Su'ega o le Pitting

E mafai ona saunia paipa uma ma:

EN 10204 3.1 / 3.2 Tusipasi

Fa'amaoniga ISO 9001, PED, SGS, TUV, BV

 

8. Fa'amanuiaga o le Afifiina ma Felauaiga

Afifiina Masani:
O afifi e faatafafā ma tapuni pito, afifi palasitika, ie e le susu, pusa laupapa, po'o fata u'amea.

Fa'ailoga:
O paipa taitasi evaneina i le laserfa'atasi ai ma le numera o le vevela, le tulaga o meafaitino, le tele, ma le fa'ailogaina o le Womic Steel. E te filifili pe mafai ona su'e le logo fa'apitoa pe fa'amaonia fo'i le QR.

Loketisi:
E galulue fa'atasi tuusa'o le Womic Steel ma kamupani va'a ma kamupani e lafo uta. O ni fa'amanuiaga malolosi i lugaAsia–Amerika i Saute, Sasaʻe Tutotonu, ma Asia i Sautesasaʻeauala. Filifiliga vave mo le tu'uina atu o le FOB/CIF/DDP.

9. Auaunaga mo le Togafitiga ma le Fa'agasologa o Luga

lTipiina, fa'asolo, punou, fa'alava

lFa'apupulaina (Ra < 0.4μm mo le fa'aaogaina e tusa ai ma mea'ai)

lVaega Fa'afetaui: Tulilima, tees, flanges, valves

E ofoina atu fo'i e le Womic Steelauaunaga muamua-faiamo fa'apotopotoga paipa modular.

10. Malosiaga o le Gaosiga ma le Taimi e Taʻitaʻia ai

Gaosiga Faaletausaga:30,000+ tone

Laina Gaosiga:

24 Nofoa Fa'ata'ita'i Malulu

10 Laina Fa'amau Fa'aola Otometi

3 Ogaumu Fa'asusu Susulu

Oloa Mata:

Ua uma1,200 tone o uaea ma piliati 304 / 304H

Taimi e Tu'uina Atu ai:
15 – 25 aso faigaluega mo poloaiga masani; tiliva vave e maua i totonu o le 7 aso mo galuega faanatinati.

11.Tulaga o Talosaga ma Taiala mo le Filifilia o Meafaitino

 

Vaega o Talosaga	Vasega Fautuaina	Fa'amaoniga
Meafaigaluega umukuka, meafaigaluega faafoma'i, fausaga puipui ie pupuni	304	Tete'e lelei i le 'ele ma le faigofie ona fausia
Paipa ogaumu penisini, uili togafitiga vevela, toe fa'avevela paila eletise	304H	Malosiaga sili atu i le vevela maualuga ma le tete'e atu i le totolo

 

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12. Aiseā e Filifili ai le Womic Steel?

lSapalai o Mea Mata e MausaliO faiga faapaaga fa'ata'atitia ma Baosteel, TISCO, Zhangpu e fa'amautinoa ai le fa'aauauina o meafaitino

lTekonolosi Fa'atekonolosiFa'amafanafana i totonu o le fale, NDT i luga ole laiga, pulea otometi o le fua

lFa'atulagaina Fa'aleleiOD tele, puipui mafiafia, paipa foliga, ma le MOQ maualalo e taliaina

lAafiaga o Galuega Faatino i le Lalolagi Atoa: Tu'uina atu i Codelco Chile, Total, Qatar Energy, Malaysian Petrochem, ma isi

Mo nisi faʻamatalaga faʻapitoa, tau, poʻo feutagaiga mo le galuega, faʻamolemole faʻafesoʻotaʻi'Au Fa'atau Fa'avaomalo a le Womic Steel — lau pa'aga u'amea e te fa'atuatuaina.

Upega Tafaʻilagi: www.womicsteel.com

Imeli: sales@womicsteel.com

Telefoni/WhatsApp/WeChat: Victor: +86-15575100681 po'o Jack: +86-18390957568