Hoʻohālikelike ma waena o 304H a me 304 mau paipu kila kila
— Nā Mana Hana Hana a Womic Steel
1. Nānā Huahana
ʻO Womic Steel kahi mea hana nui o nā paipu kila kila kila, hāʻawi ʻia ʻelua304Ha304nā paipu kila kila e like me nā kūlana honua nui, me:
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
ʻO 304H a me 304 ʻelua mau kila kuhili ʻole austenitic, akā ua hana ʻia lākou no nā kaiapuni hana ʻokoʻa—ʻOi aku ka 304H i ka lawelawe wela wela, oiaiHāʻawi ʻo 304 i ke kūpaʻa corrosion maikaʻi a me ka weldabilityi nā noi kumu nui.
2.Hoʻohui Kimia
ʻElemu | 304 Ke kila kila | 304H kila kila |
Kalapona (C) | ≤ 0.08% | 0.04% – 0.10% |
Chromium (Cr) | 18.0% – 20.0% | 18.0% – 20.0% |
Nikela (Ni) | 8.0% – 11.0% | 8.0% – 11.0% |
Manganese (Mn) | ≤ 2.00% | ≤ 2.00% |
Silika (Si) | ≤ 1.00% | ≤ 1.00% |
ʻOka (P) | ≤ 0.045% | ≤ 0.045% |
Sulfur (S) | ≤ 0.030% | ≤ 0.030% |
Nitrogen (N) | ≤ 0.10% | ≤ 0.10% |
Hao (Fe) | Kaulike | Kaulike |
ʻO kaʻoi aku ka nui o ke kalaponai 304H hoʻonui i ka ua carbide (Cr₂₃C₆), hoʻomaikaʻike kūpale kolo a me ka ikaika wela kiʻekiʻe. He mea kūpono ka maʻiʻo kalapona haʻahaʻa o 304 nonā hale wilie koi ana i ka pale ʻana i ka corrosion intergranular maikaʻi.
3. Nui a me nā ʻano huahana
Hāʻawi ʻo Womic Steel i nā ʻano paipu kila stainless i hoʻohālikelike ʻia no nā noi ʻoihana, hoʻolālā, a me ke kaomi.
Paipu ʻole:
Anawaena waho: 6mm – 610mm
Mānoanoa Pā: 0.5mm – 50mm
Nā Paipu Welded (RW / TIG / Laser):
Ka anawaena o waho: 8mm – 1219mm
Mānoanoa Pā: 0.5mm – 30mm
Nā Koho ʻē aʻe:
ʻO nā paipu hoʻololi wela, nā paipu U-piʻo, nā paipu i hoʻomaʻemaʻe ʻia, a me nā paipu paʻa kaumaha.
Ka lōʻihi: Paʻa ka lōʻihi a i ʻole 18 mika
Hoʻopau i ka ʻili: Pickled, annealed, polishing, brushed
4. Pono Mechanical
Waiwai | 304 Ke kila kila | 304H kila kila |
Ikaika U'i (MPa) | ≥ 515 | ≥ 590 |
ʻO ka ikaika 0.2% (MPa) | ≥ 205 | ≥ 235 |
Elongation (%) | ≥35 | ≥ 35 |
Paʻakiki (HBW) | ≤192 | ≤192 |
ʻO ka ikaika o ka nahā ʻana (650 ℃, 100,000 hola) | ~55 MPa | ~80 MPa |
ʻIke Kiʻi:
ʻOi aku ka 304H ma mua o 304 ma lalo o ka hana wela hoʻokiʻekiʻe lōʻihi (ma luna o 550 ℃), i kūpono nonā mea hoʻoheheʻe mana, nā mea hoʻoponopono petrochemical, a me nā ʻōnaehana hana wela.
5. Hoʻomaʻamaʻa wela a me nā koi wili
ʻĀpana | 304 | 304H |
Hoʻopiʻi Annealing | 1010 – 1065 ℃ | ≥ 1080 ℃ |
Pane Hana anu | Maikaʻi | Ka nui o ka paakiki hana |
Weldability | Maikaʻi | Pono nā metala hoʻopiha kalapona kiʻekiʻe |
Hoʻomaʻamaʻa wela ma hope o ka weld | Koho | Paipai ʻia no nā hui koʻikoʻi |
Manaʻo Welding: No 304H, manaʻo ʻo Womic SteelER308H uwea wiliwili, me ka mana hoʻokomo wela kūpono a me ka annealing post-weld no nā hui hilinaʻi kiʻekiʻe i nā ʻōnaehana paipu kiʻekiʻe.
6. Hoʻohālikelike Kū'ē Kū'ē
I loko o nā kaiapuni i loko o ka chloride,Loaʻa i ka 304 ka pale lua kiʻekiʻe.
E pili ana ka lua o 304H50mV lalo, e alakaʻi ana i ka hoʻouka ʻia ʻana ma mua.
Kūlana hoʻāʻo | 304 | 304H |
Cl⁻ Kūlana 180ppm, 2 makahiki | ʻAʻohe leakage | ʻIke ʻia ka perforation |
Ka Po'e Po'e Makahiki (mm/makahiki) | ~0.015 mm/makahiki | ~0.020 mm/makahiki |
Hoʻohana304i loko o nā kaiapuni e koi ana i ka maikaʻi o ka pale ʻana i ka corrosion ākea e like meʻōnaehana hoʻoluʻu moana, hana ʻai, a i ʻolepahu kemika.
7. Ho'āʻo a me ka hōʻoia maikaʻi
Hana ʻo Womic Steelnā mākaʻikaʻi maikaʻi pihaa pili i nā kaʻina hana QA/QC koʻikoʻi:
lʻIke Kemika: ʻIkepili Hoʻokuʻu ʻia (OES), ICP-MS
lHoao Mechanical: Tensile, paakiki (HBW), hopena (Charpy V-notch)
lʻO ka hoʻāʻo ʻaʻole luku ʻia (NDT): Eddy au, kani ultrasonic, radiographic, wai penetrant
lHo'āʻo ʻino: ASTM A262 IGC, Paʻakai Paʻakai, Hoʻāʻo Pitting
Hiki ke hāʻawi ʻia nā paipu a pau me:
EN 10204 3.1 / 3.2 Hōʻoia
ISO 9001, PED, SGS, TUV, Apono BV
8. ʻO ka Packaging a me ka lawe ʻana i nā pono
Packaging maʻamau:
ʻO nā puʻupuʻu hexagonal me nā pāpale hope, ka ʻōwili ʻilika, ka lole wai ʻole, nā pahu lāʻau, a i ʻole nā pahu kila.
Hoailona:
ʻO kēlā me kēia paipulaser-egravedme ka helu wela, ka pae waiwai, ka nui, a me ka hoailona Womic Steel. ʻO ka logo maʻamau a i ʻole QR traceability koho.
Loko:
Hoʻopili pololei ʻo Womic Steel me nā laina moku a me nā mea lawe ukana. Nā pōmaikaʻi ikaika maʻAsia–ʻAmelika Hema, Hikina Waena, a me Asia Hikina Hemaalahele. ʻO nā koho hāʻawi wikiwiki FOB/CIF/DDP.
9. Nā lawelawe lapaʻau ʻili a me ka hana ʻana
lʻOkiʻoki, slotting, bending, beveling
lʻO ka hoʻopololei (Ra <0.4μm no ka hoʻohana ʻana i ka meaʻai)
lNā ʻāpana hoʻohālikelike: Nā kuʻekuʻe lima, nā kīʻaha, nā ʻūhā, nā ʻūhā
Hāʻawi pū ʻo Womic Steelnā lawelawe hana muano nā hui paipu modular.
10. Hoʻonui i ka hana a me ka manawa alakaʻi
Hana Hana Makahiki:30,000+ tona
Nā laina hana:
24 Kaulana anu
10 Na laina wiliwili ʻakomi
3 Na kapuahi hoohui aina
Kahua Mea Maka:
Pau1,200 tons o 304 / 304H coils a me nā bila
Manawa Hoʻouna:
15 - 25 mau lā hana no nā kauoha maʻamau; Loaʻa ka hāʻawi wikiwiki ʻana i nā lā 7 no nā hana koʻikoʻi.
11.Nā Kūlana Noi a me ke alakaʻi koho mea
Wahi noi | Papa Manaʻo | Hoʻopono |
ʻO nā lako kīhini, nā mea lapaʻau, nā hale pale pale | 304 | ʻOi aku ka maikaʻi o ka corrosion a me ka formability |
ʻO nā paipu umu ahi petrochemical, nā ʻōwili hoʻomaʻamaʻa wela, nā mea hoʻoheheʻe mana | 304H | ʻOi aku ka ikaika o ka wela kiʻekiʻe a me ke kūpaʻa kolo |
12. No ke aha e koho ai i ke kila Womic?
lHoolako Mea Maka: ʻO ka hui pū ʻana me Baosteel, TISCO, Zhangpu e hōʻoia i ka hoʻomau mau
lʻenehana kiʻekiʻe: Ka hoʻopili ʻana i loko o ka hale, ka NDT pūnaewele, ka mana ʻokoʻa
lHoʻopilikino maʻalahi: OD nui, pā mānoanoa, paipu kino, a me MOQ haʻahaʻa i ʻae ʻia
lʻIke Papahana honua: Hāʻawi ʻia iā Codelco Chile, Total, Qatar Energy, Malaysian Petrochem, a me nā mea hou aku
l No nā kikoʻī ʻenehana hou aʻe, ke kumu kūʻai, a i ʻole ke kūkākūkā papahana, e ʻoluʻolu e keleponaʻO ka hui kūʻai honua o Womic Steel - kou hoa pili kila kila hilinaʻi.
Pūnaewele: www.womicsteel.com
leka uila: sales@womicsteel.com
Tel/WhatsApp/WeChat: Victor: +86-15575100681 a i ʻole Jack: +86-18390957568
Ka manawa hoʻouna: Apr-18-2025