1. Txheej txheem cej luam
ASTM A131/A131M yog cov lus qhia rau cov hlau ua vaj tse rau nkoj. Qib AH/DH 32 yog cov hlau muaj zog siab, cov hlau tsis tshua muaj hlau siv feem ntau hauv kev tsim nkoj thiab cov qauv dej hiav txwv.
2. Cov Tshuaj Lom Zem
Cov kev cai ntawm cov tshuaj lom neeg rau ASTM A131 Qib AH32 thiab DH32 yog raws li nram no:
- Cov pa roj carbon (C): Siab tshaj plaws 0.18%
- Manganese (Mn): 0.90 - 1.60%
- Phosphorus (P): siab tshaj 0.035%
- Sulfur (S): Siab tshaj 0.035%
- Silicon (Si): 0.10 - 0.50%
- Txhuas (Al): Yam tsawg kawg nkaus 0.015%
- Tooj Liab (Cu): Siab Tshaj 0.35%
- Nickel (Ni): Siab tshaj 0.40%
- Chromium (Cr): Siab tshaj 0.20%
- Molybdenum (Mo): siab tshaj 0.08%
- Vanadium (V): Siab tshaj 0.05%
- Niobium (Nb): Siab tshaj 0.02%
3. Cov Khoom Siv Kho Tshuab
Cov kev cai ntawm cov khoom siv kho tshuab rau ASTM A131 Qib AH32 thiab DH32 yog raws li nram no:
- Lub zog tawm los (min): 315 MPa (45 ksi)
- Lub zog tensile: 440 - 590 MPa (64 - 85 ksi)
- Kev ntev (min): 22% hauv 200 hli, 19% hauv 50 hli
4. Cov Khoom Cuam Tshuam
- Kev Ntsuas Kub: -20 ° C
- Lub zog cuam tshuam (min): 34 J
5. Cov pa roj carbon sib npaug
Tus lej Carbon Equivalent (CE) yog xam los ntsuas qhov weldability ntawm hlau. Cov mis siv yog:
CE = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15
Rau ASTM A131 Qib AH32 thiab DH32, cov nqi CE ib txwm muaj qis dua 0.40.
6. Qhov Loj Muaj
ASTM A131 Qib AH32 thiab DH32 phaj muaj ntau qhov loj me. Qhov loj me feem ntau suav nrog:
- Thickness: 4 hli txog 200 hli
- Dav: 1200 hli txog 4000 hli
- Ntev: 3000 hli txog 18000 hli
7. Cov Txheej Txheem Tsim Khoom
Yaj: Hluav Taws Xob Arc Rauv (EAF) lossis Cua Voj Pa oxygen (BOF).
Kub dov: Cov hlau yog kub dov hauv cov phaj mills.
Kev Kho Mob Kub: Kev dov tswj tau ua raws li kev tswj cua txias.
8. Kev Kho Mob Nto
Kev Tua Hluav Taws Xob:Tshem tawm cov nplai zeb thiab cov khoom tsis huv ntawm qhov chaw.
Txheej:Pleev xim los yog coated nrog anti-corrosion roj.
9. Cov Kev Cai Tshuaj Xyuas
Kev Ntsuas Ultrasonic:Txhawm rau nrhiav pom qhov tsis zoo sab hauv.
Kev Tshuaj Xyuas Pom:Rau qhov tsis zoo ntawm qhov chaw.
Kev Tshuaj Xyuas Qhov Ntev:Xyuas kom ua raws li qhov ntau thiab tsawg teev tseg.
Kev Ntsuas Tshuab:Kev ntsuam xyuas tensile, kev cuam tshuam, thiab kev khoov raug ua los xyuas cov khoom siv kho tshuab.
10. Cov Xwm Txheej Thov
Kev Tsim Nkoj: Siv rau kev tsim lub hull, deck, thiab lwm yam qauv tseem ceeb.
Cov Qauv Marine: Haum rau cov platform offshore thiab lwm yam kev siv marine.
Keeb Kwm Kev Loj Hlob thiab Kev Paub Txog Qhov Project ntawm Womic Steel
Womic Steel tau ua ib tug neeg tseem ceeb hauv kev lag luam hlau tau ntau xyoo lawm, tau txais lub koob npe nrov rau kev ua tau zoo thiab kev tsim kho tshiab. Peb txoj kev taug kev pib ntau tshaj 30 xyoo dhau los, thiab txij thaum ntawd los, peb tau nthuav peb cov peev xwm tsim khoom, siv cov thev naus laus zis siab heev, thiab cog lus rau cov qauv zoo tshaj plaws.
Cov Ntsiab Lus Tseem Ceeb
Xyoo 1980:Tsim Womic Steel, tsom mus rau kev tsim cov hlau zoo.
Xyoo 1990:Kev taw qhia txog cov thev naus laus zis tsim khoom siab heev thiab kev nthuav dav ntawm cov chaw tsim khoom.
Xyoo 2000:Tau txais daim ntawv pov thawj ISO, CE, thiab API, ua kom peb cog lus rau qhov zoo.
Xyoo 2010:Nthuav peb cov khoom kom muaj ntau yam hlau thiab cov duab, suav nrog cov kav dej, cov phaj, cov pas nrig, thiab cov xov hlau.
Xyoo 2020:Ua kom peb muaj zog thoob ntiaj teb los ntawm kev koom tes ua lag luam thiab kev pib xa khoom tawm.
Kev Paub Txog Qhov Project
Womic Steel tau muab cov ntaub ntawv rau ntau qhov project siab thoob plaws ntiaj teb, suav nrog:
1. Cov Haujlwm Tsim Kho Marine: Muab cov phaj hlau muaj zog heev rau kev tsim cov platforms hauv hiav txwv thiab cov hulls nkoj.
2. Kev Txhim Kho Cov Chaw Tsim Kho Vaj Tse:Muab cov hlau ua vaj tse rau cov choj, cov qhov av, thiab lwm yam kev tsim kho vaj tse tseem ceeb.
3. Cov Ntawv Thov Kev Lag Luam:Xa cov kev daws teeb meem steel tshwj xeeb rau cov chaw tsim khoom, cov chaw ua roj, thiab cov chaw tsim hluav taws xob.
4. Lub zog rov ua dua tshiab:Txhawb nqa kev tsim cov pej thuam cua tshuab thiab lwm yam haujlwm hluav taws xob rov ua dua tshiab nrog peb cov khoom siv hlau muaj zog siab.
Cov txiaj ntsig ntawm Womic Steel rau Kev Tsim Khoom, Kev Tshuaj Xyuas, thiab Kev Thauj Mus Los
1. Cov Chaw Tsim Khoom Siab Tshaj Plaws
Womic Steel muaj cov chaw tsim khoom zoo tshaj plaws uas tso cai rau kev tswj hwm cov tshuaj lom neeg thiab cov khoom siv kho tshuab kom meej. Peb cov kab ntau lawm muaj peev xwm tsim ntau yam khoom siv hlau, suav nrog cov phaj, cov kav dej, cov pas nrig, thiab cov xov hlau, nrog rau qhov loj me thiab tuab uas koj tuaj yeem hloov kho tau.
2. Kev Tswj Xyuas Zoo
Kev zoo yog lub hauv paus ntawm Womic Steel txoj haujlwm. Peb ua raws li cov kev tswj xyuas zoo kom ntseeg tau tias peb cov khoom ua tau raws li cov qauv siab tshaj plaws. Peb cov txheej txheem kev lees paub zoo suav nrog:
Kev Tshuaj Xyuas Tshuaj: Txheeb xyuas cov tshuaj lom neeg sib xyaw ntawm cov khoom siv raw thiab cov khoom tiav.
Kev Ntsuas Mechanical: Ua qhov kev ntsuam xyuas tensile, kev cuam tshuam, thiab kev ntsuas hardness kom ntseeg tau tias cov khoom siv kho tshuab ua tau raws li cov lus qhia.
Kev Ntsuas Tsis Ua Rau Puas Tsuaj: Siv kev ntsuas ultrasonic thiab radiographic los nrhiav qhov tsis zoo sab hauv thiab xyuas kom meej tias cov qauv ruaj khov.
3. Kev Pab Tshuaj Xyuas Kom Paub Tseeb
Womic Steel muab kev pabcuam tshuaj xyuas kom meej kom paub tseeb tias cov khoom zoo. Peb cov kev pabcuam tshuaj xyuas suav nrog:
Kev Tshuaj Xyuas Los Ntawm Sab Nraud: Peb muab kev pabcuam tshuaj xyuas los ntawm sab nraud los muab kev txheeb xyuas tus kheej ntawm qhov zoo ntawm cov khoom.
Kev Tshuaj Xyuas Hauv Tsev: Peb pab neeg tshuaj xyuas hauv tsev ua qhov kev tshuaj xyuas kom meej ntawm txhua theem ntawm cov txheej txheem tsim khoom kom ntseeg tau tias ua raws li cov qauv kev lag luam.
4. Kev Thauj Mus Los Zoo thiab Kev Thauj Mus Los
Womic Steel muaj lub network logistics muaj zog uas ua kom xa khoom thoob ntiaj teb raws sijhawm. Peb cov txiaj ntsig logistics thiab kev thauj mus los suav nrog:
Qhov Chaw Zoo: Qhov nyob ze rau cov chaw nres nkoj loj thiab cov chaw thauj mus los ua rau kev xa khoom thiab kev tuav pov hwm zoo.
Kev Ntim Khoom Ruaj Ntseg: Cov khoom raug ntim khoom ruaj ntseg kom tiv thaiv kev puas tsuaj thaum thauj mus los. Peb muab cov kev daws teeb meem ntim khoom raws li qhov xav tau ntawm cov neeg siv khoom.
Kev ncav cuag thoob ntiaj teb: Peb lub network logistics dav dav tso cai rau peb xa cov khoom rau cov neeg siv khoom thoob plaws ntiaj teb, kom ntseeg tau tias muaj kev xa khoom raws sijhawm thiab txhim khu kev qha.
Lub sijhawm tshaj tawm: Lub Xya Hli-27-2024