Kawm Txog Tus Nqi ASTM A283 Hlau Phaj/Daim Ntawv Tshiab Tshaj Plaws, Cov Lus Qhia Tshwj Xeeb thiab Qhov Loj.
ASTM A283 Cov Hlau Phaj / Daim Ntawv - Zoo tagnrho rau Choj & Tsev
| Khoom | Cov ntsiab lus |
| Cov Khoom Siv Txheem | ASTM A283 |
| Qib | Qib A, Qib B, Qib C, Qib D |
| Qhov Dav Dav | 1,000 hli – 2,500 hli |
| Qhov Ntev Ib Txwm Muaj | 6,000 hli - 12,000 hli (kho tau) |
| Lub zog tensile | 380–620 MPa (55–90 ksi) |
| Lub Zog Tawm | 283-415 MPa (41-60 ksi) |
| Qhov zoo | Zoo Weldability, Yooj yim rau Txheej Txheem, Pheej Yig thiab Siv Tau Ntev |
| Kev Tshuaj Xyuas Zoo | Kev Ntsuas Ultrasonic (UT), Kev Ntsuas Cov Khoom Sib Nqus (MPT), ISO 9001, SGS/BV Kev Tshuaj Xyuas Sab Nraud |
| Daim Ntawv Thov | Cov Kev Ua Haujlwm Engineering Xws li cov qauv tsev, cov choj, cov nkoj, cov khoom siv lag luam, thiab cov tshuab ua haujlwm sib zog. |
Cov Tshuaj Lom Zem (Ntau Yam Ib Txwm Muaj)
ASTM A283 Cov Khoom Siv Tshuaj ntawm Cov Phaj Hlau / Daim Ntawv
| Khoom | C (Cov pa roj carbon) | Mn (Manganese) | P (Phosphorus) | S (Sulfur) | Si (Silicon) |
| Cov Ntsiab Lus Ntau Yam | ≤ 0.25% | ≤ 1.4% | ≤ 0.04% | ≤ 0.05% | 0.15–0.40% |
ASTM A283 Cov Hlau Phaj / Daim Ntawv Khoom Siv Kho Tshuab
| Qib | Lub Zog Tawm | Lub zog tensile | Siv Tau Qhov Thickness Ntau Yam |
| Qib A | 41 ksi (≈ 285 MPa) | 55-70 ksi (≈ 380-485 MPa) | 3–50 hli |
| Qib B | 50 ksi (≈ 345 MPa) | 60-75 ksi (≈ 415-515 MPa) | 3–50 hli |
| Qib C | 55 ksi (≈ 380 MPa) | 70-85 ksi (≈ 480-585 MPa) | 3–50 hli |
| Qib D | 60 ksi (≈ 415 MPa) | 75-90 ksi (≈ 520-620 MPa) | 3–50 hli |
ASTM A283 Cov Phaj Hlau / Daim Ntawv Loj
| Cov Qauv | Ntau yam |
| Qhov tuab | 2 hli - 200 hli |
| Dav | 1,000 hli – 2,500 hli |
| Ntev | 6,000 hli - 12,000 hli (muaj ntau qhov loj me raws li koj xav tau) |
Nyem lub pob ntawm sab xis
1. Kev Npaj Khoom Siv Raw
Kev xaiv cov hlau npua, cov hlau seem, thiab cov khoom sib xyaw.
3. Kev Nruam Nruam
Siv rau hauv cov slabs los yog paj rau dov ntxiv.
5. Kev Kho Mob Kub (Xaiv Tau)
Normalizing los yog annealing los txhim kho toughness thiab uniformity.
7. Kev Txiav & Ntim Khoom
Txiav los yog txiav kom raws li qhov loj me, kho kom tsis txhob xeb, thiab npaj xa khoom.
2. Yaj thiab Ua Kom Zoo
Lub Rauv Hluav Taws Xob Arc (EAF) lossis Lub Rauv Pa oxygen (BOF)
Desulfurization, deoxidation, thiab kev hloov kho cov tshuaj lom neeg.
4. Kub dov
Cua sov → Dov Ntxig → Dov Tiav → Txias
6. Kev Tshuaj Xyuas & Kev Ntsuas
Cov tshuaj lom neeg muaj pes tsawg leeg, cov khoom siv kho tshuab, thiab qhov zoo ntawm qhov chaw.
ASTM A283 carbon steel phaj yog cov hlau ua vaj tse uas siv tau ntau yam hauv kev tsim kho thiab kev lag luam vim nws qhov kev vuam zoo, kev ua kom zoo nkauj, thiab kev siv nyiaj tsawg. Cov ntawv thov feem ntau suav nrog:
Cov Qauv Tsev:
Cov ntoo nqaj, cov kem, cov kev txhawb nqa, cov tsev rau khoom, thiab cov tsev ua khoom siv
Cov Choj thiab Kev Tsim Kho Vaj Tse:Cov choj, cov ntaiv, thiab cov qauv txhawb nqa uas tsis hnyav rau nruab nrab
Cov Khoom Siv Tsim Nkoj & Kev Thauj Mus Los:Cov hulls ntawm lub nkoj, cov tsheb, thiab cov thawv xa khoom
Cov Thoob Siab & Cov Khoom Siv Lag Luam:Cov hlab ntsha uas muaj qhov siab tsawg, cov thoob dej cia khoom, thiab cov khoom siv dav dav hauv kev lag luam
Lwm Cov Ntawv Thov:Kev tsim khoom siv dav dav thiab cov khoom siv sib xyaw ua ke
Kev Txheeb Xyuas:
ASTM A283 steel phaj yog qhov zoo tagnrho rau cov qauv siv sib dua mus rau nruab nrab, muab kev yooj yim ntawm kev tsim khoom, weldability, thiab kev lag luam zoo.
1) Chaw Ua Haujlwm Ceg - Kev txhawb nqa hais lus Mev, kev pab tshem tawm kev lis kev cai, thiab lwm yam.
2) Muaj ntau tshaj 5,000 tons ntawm cov khoom hauv Tshuag, nrog ntau yam ntau thiab tsawg
3) Tshawb xyuas los ntawm cov koom haum muaj cai xws li CCIC, SGS, BV, thiab TUV, nrog rau cov ntim khoom seaworthy txheem
| Tsis yog. | Khoom Tshuaj Xyuas | Kev Piav Qhia / Cov Kev Cai | Cov Cuab Yeej Siv |
| 1 | Kev Tshuaj Xyuas Cov Ntaub Ntawv | Txheeb xyuas MTC, qib khoom siv, cov qauv (ASTM/EN/GB), tus lej cua sov, pawg khoom, qhov loj me, ntau npaum li cas, tshuaj lom neeg & cov khoom siv kho tshuab. | MTC, cov ntaub ntawv xaj khoom |
| 2 | Kev Tshuaj Xyuas Pom | Tshawb xyuas seb puas muaj kab nrib pleb, qhov quav, qhov muaj, qhov lwj, xeb, nplai, khawb, qhov av, qhov nthwv dej, thiab qhov zoo ntawm ntug. | Kev kuaj xyuas qhov muag, teeb ci, lub tsom iav loj |
| 3 | Kev Tshuaj Xyuas Qhov Ntev | Ntsuas qhov tuab, qhov dav, qhov ntev, qhov tiaj tiaj, qhov ntug sib npaug, qhov sib txawv ntawm lub kaum sab xis; paub tseeb tias qhov kam rau ua tau raws li cov qauv ASTM A6/EN 10029/GB. | Caliper, daim kab xev ntsuas, tus kav hlau, lub ntsuas tuab ultrasonic |
| 4 | Kev Txheeb Xyuas Qhov Hnyav | Piv qhov hnyav tiag tiag nrog qhov hnyav theoretical; paub meej tias nyob hauv qhov kam rau siab (feem ntau ± 1%). | Kev ntsuas qhov hnyav, kev suav qhov hnyav |
1. Cov Pob Khoom Sib Tov
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Cov phaj hlau raug teeb tsa kom zoo nkauj raws li qhov loj me.
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Cov ntoo lossis hlau spacers raug muab tso rau ntawm cov khaubncaws sab nraud povtseg.
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Cov pob khoom raug ruaj ntseg nrog cov hlua khi hlau.
2. Ntim Crate lossis Pallet
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Cov phaj me me lossis cov phaj zoo tuaj yeem ntim rau hauv cov ntoo crates lossis ntawm cov pallets.
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Cov ntaub ntawv uas tsis ntub dej xws li ntawv tiv thaiv xeb lossis zaj duab xis yas tuaj yeem ntxiv rau sab hauv.
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Haum rau kev xa tawm thiab yooj yim tuav.
3. Kev Xa Khoom Loj
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Cov phaj loj tuaj yeem thauj tau los ntawm nkoj lossis tsheb thauj khoom ntau heev.
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Cov ntaub ntoo thiab cov ntaub ntawv tiv thaiv yog siv los tiv thaiv kev sib tsoo.
Kev koom tes ruaj khov nrog cov tuam txhab xa khoom xws li MSK, MSC, COSCO ua haujlwm tau zoo hauv kev pabcuam logistics, peb yog qhov koj txaus siab.
Peb ua raws li cov qauv ntawm kev tswj hwm zoo ISO9001 hauv txhua txoj kev ua haujlwm, thiab muaj kev tswj hwm nruj heev los ntawm kev yuav khoom ntim khoom mus rau kev thauj mus los. Qhov no lav cov H-beams los ntawm lub Hoobkas mus txog qhov chaw ua haujlwm, pab koj tsim kom muaj lub hauv paus ruaj khov rau qhov project tsis muaj teeb meem!
1. ASTM A283 steel phaj yog dab tsi?
ASTM A283 yog cov hlau phaj uas muaj cov pa roj carbon tsawg, cov pa roj carbon me me uas muaj kev sib txuas zoo, kev ua kom zoo nkauj, thiab kev siv nyiaj txiag zoo. Nws feem ntau siv rau hauv kev tsim kho, choj, kev tsim nkoj, thiab cov qauv kev lag luam me.
2. Cov yam ntxwv tseem ceeb ntawm ASTM A283 steel phaj yog dab tsi?
Zoo weldability thiab yooj yim ntawm fabrication
Lub zog qis mus rau nruab nrab tsim nyog rau kev siv cov qauv sib zog mus rau nruab nrab
Kev lag luam thiab tsim nyog tus nqi
Yuav tsum tau coated los yog pleev xim rau kev txhim kho corrosion
3. Puas yog ASTM A283 steel phaj yuav tsum tau welded?
Yog lawm, nws muaj qhov vuam zoo heev vim nws cov ntsiab lus carbon tsawg, tsim nyog rau MIG, TIG, thiab submerged arc vuam.
4. Yuav ua li cas xaiv qib zoo ntawm ASTM A283 steel phaj?
Qib A: Cov ntawv thov ua haujlwm sib zog dav dav
Qib B & C: Cov ntawv thov kev tsim kho nruab nrab
Qib D: Lub zog siab tshaj plaws hauv A283 rau cov qauv hnyav dua
Cov Ntaub Ntawv Tiv Tauj
Chaw Nyob
Kangsheng kev lag luam tsim kho cheeb tsam,
Wuqing koog tsev kawm ntawv, Tianjin nroog, Suav.
Xov tooj
Teev
Hnub Monday-Hnub Sunday: Kev Pabcuam 24-teev
