1. Txheej txheem cej luam
ASTM A131 / A131M yog qhov tshwj xeeb rau cov qauv hlau rau cov nkoj.Qib AH / DH 32 yog cov muaj zog siab, cov hlau tsis tshua muaj hlau siv feem ntau hauv kev tsim nkoj thiab cov qauv hauv hiav txwv.
2. Tshuaj muaj pes tsawg leeg
Cov tshuaj muaj pes tsawg leeg ntawm ASTM A131 Qib AH32 thiab DH32 yog raws li hauv qab no:
- Cov pa roj carbon (C): 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%
- Aluminium (Al): Yam tsawg kawg nkaus 0.015%
- Copper (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): Ntau tshaj 0.05%
- Niobium (Nb): siab tshaj 0.02%
3. Mechanical Properties
Cov cuab yeej cuab tam rau ASTM A131 Qib AH32 thiab DH32 yog raws li hauv qab no:
- Tawm Zog (min): 315 MPa (45 ksi)
Tensile zog: 440 - 590 MPa (64 - 85 ksi)
- Elongation (min): 22% hauv 200 mm, 19% hauv 50 mm
4. Cov khoom cuam tshuam
- Kev Ntsuas Kub Kub: -20 ° C
- Impact Zog (min): 34 J
5. Carbon sib npaug
Cov Carbon Equivalent (CE) yog xam los ntsuam xyuas cov weldability ntawm steel.Cov qauv siv yog:
CE = C + Mn/6 + (Cr + Mo + V)/5 + (Ni + Cu)/15
Rau ASTM A131 Qib AH32 thiab DH32, tus nqi CE raug qis dua 0.40.
6. Muaj Qhov Loj
ASTM A131 Qib AH32 thiab DH32 daim hlau muaj nyob rau hauv ntau qhov ntev.Qhov ntau thiab tsawg muaj xws li:
- Thickness: 4mm txog 200mm
- Dav: 1200mm txog 4000mm
- Ntev: 3000mm txog 18000mm
7. Cov txheej txheem ntau lawm
Melting: Hluav taws xob Arc Rauv (EAF) lossis Basic Oxygen Rauv (BOF).
Kub Rolling: Cov hlau yog kub dov hauv phaj mills.
Kev kho cua sov: Tswj dov ua raws li kev tswj kom txias.
8. Kev kho deg
Txhaj tshuaj Blasting:Tshem cov nplai zeb thiab qhov chaw impurities.
Txheej:Painted los yog coated nrog anti-corrosion roj.
9. Kev soj ntsuam xyuas
Kev kuaj ultrasonic:Txhawm rau txheeb xyuas qhov tsis txaus ntseeg.
Kev tshuaj xyuas qhov muag:Rau qhov tsis xws luag.
Dimensional soj ntsuam:Xyuas kom ua raws li qhov ntsuas qhov ntev.
Mechanical Testing:Tensile, cuam tshuam, thiab khoov kev ntsuam xyuas yog ua los xyuas cov khoom siv kho tshuab.
10. Daim ntawv thov Scenarios
Shipbuilding: Siv rau kev tsim kho ntawm lub nkoj, lub lawj, thiab lwm yam khoom siv tseem ceeb.
Marine Structures: Tsim nyog rau offshore platforms thiab lwm yam kev siv marine.
Womic Steel's Development History thiab Project Experience
Womic Steel tau ua tus neeg tseem ceeb hauv kev lag luam steel rau ntau xyoo lawm, tau txais lub koob npe nrov rau kev ua tau zoo thiab kev tsim kho tshiab.Peb txoj kev taug kev tau pib ntau dua 30 xyoo dhau los, thiab txij li ntawd los, peb tau nthuav peb lub peev xwm tsim khoom, siv cov thev naus laus zis siab, thiab cog lus rau cov qauv zoo tshaj plaws.
Cov Ntsiab Lus Tseem Ceeb
Xyoo 1980:Tsim los ntawm Womic Steel, tsom rau kev tsim cov hlau zoo.
Xyoo 1990:Taw qhia txog kev tsim khoom siv thev naus laus zis thiab nthuav dav ntawm cov chaw tsim khoom.
2000s:Ua tiav ISO, CE, thiab API ntawv pov thawj, txhawb nqa peb txoj kev cog lus kom zoo.
Xyoo 2010:Nthuav peb cov khoom lag luam kom suav nrog ntau hom steel qib thiab cov ntaub ntawv, nrog rau cov kav dej, phaj, tuav, thiab xaim.
Xyoo 2020:Ntxiv dag zog rau peb lub ntsej muag thoob ntiaj teb los ntawm kev koom tes nrog kev sib koom tes thiab kev tsim tawm.
Kev paub txog qhov project
Womic Steel tau muab cov ntaub ntawv rau ntau qhov haujlwm siab thoob ntiaj teb, suav nrog:
1. Marine Engineering Projects: Muab cov phaj siab muaj zog rau kev tsim kho ntawm ntug dej hiav txwv platforms thiab nkoj hulls.
2. Kev tsim kho vaj tse:Muab cov qauv hlau rau cov choj, qhov taub, thiab lwm yam kev tsim kho vaj tse tseem ceeb.
3. Cov ntawv thov kev lag luam:Xa customized steel kev daws teeb meem rau cov chaw tsim khoom, refineries, thiab fais fab chaw nres tsheb.
4. Lub zog tauj dua tshiab:Txhawb kev tsim kho cua turbine yees thiab lwm yam kev siv hluav taws xob tauj dua tshiab nrog peb cov khoom siv hlau muaj zog.
Womic Steel's Production, Tshuaj xyuas, thiab Logistics Advantages
1. Cov chaw tsim khoom siab heev
Womic Steel yog nruab nrog lub xeev-of-the-art manufacturing chaw uas tso cai rau kom meej tswj cov tshuaj muaj pes tsawg leeg thiab txhua yam khoom.Peb cov kab ntau lawm muaj peev xwm ua tau ntau yam ntawm cov khoom hlau, nrog rau cov phaj, kav, tuav, thiab cov xov hlau, nrog rau qhov ntau thiab tsawg thiab thicknesses customizable.
2. Kev Tswj Xyuas Zoo
Kev ua tau zoo yog qhov tseem ceeb ntawm Womic Steel txoj haujlwm.Peb ua raws li kev tswj xyuas nruj kom ntseeg tau tias peb cov khoom ua tau raws li cov qauv siab tshaj plaws.Peb cov txheej txheem kev pov hwm zoo suav nrog:
Chemical Analysis: Txheeb xyuas cov tshuaj muaj pes tsawg leeg ntawm cov khoom siv raw thiab cov khoom tiav.
Mechanical Testing: Ua qhov tensile, cuam tshuam, thiab hardness tests kom paub meej tias cov khoom ua tau raws li cov lus qhia.
Kev Ntsuas Tsis Zoo: Siv ultrasonic thiab radiographic kuaj xyuas kom pom qhov tsis zoo thiab ua kom muaj kev ncaj ncees.
3. Kev Pabcuam Kev Tshawb Fawb
Womic Steel muaj cov kev pabcuam tshuaj xyuas kom paub tseeb tias cov khoom zoo.Peb cov kev pabcuam kuaj xyuas muaj xws li:
Third-Party Inspection: Peb haum rau cov neeg thib peb cov kev kuaj xyuas los muab kev pov thawj ywj pheej ntawm cov khoom zoo.
In-House Inspection: Peb pawg neeg soj ntsuam hauv tsev ua haujlwm zoo hauv txhua theem ntawm cov txheej txheem tsim khoom kom ntseeg tau tias ua raws li cov qauv kev lag luam.
4.Efficient Logistics thiab Tsheb thauj mus los
Womic Steel muaj lub zog logistics network uas ua kom cov khoom xa tuaj raws sijhawm thoob ntiaj teb.Peb cov logistics thiab kev thauj mus los zoo muaj xws li:
Qhov Chaw Tsim Nyog: Qhov ze rau cov chaw nres nkoj loj thiab cov chaw thauj mus los ua kom yooj yim rau kev thauj khoom thiab kev tuav pov hwm.
Kev ntim khoom ruaj ntseg: Cov khoom ntim tau ruaj ntseg los tiv thaiv kev puas tsuaj thaum thauj mus los.Peb muab cov kev daws teeb meem customized ntim kom tau raws li cov neeg siv khoom tshwj xeeb.
Kev Tshaj Tawm Ntiaj Teb: Peb lub network logistics dav dav tso cai rau peb xa cov khoom rau cov neeg siv khoom thoob ntiaj teb, ua kom cov khoom xa tuaj raws sijhawm thiab txhim khu kev qha.
Post lub sij hawm: Lub Xya hli ntuj-27-2024