Kei te hiahia koe ki te mōhio atu mō ngā whakaritenga me ngā rahi o ngā puranga pepa maitai?
Puranga Rau Rino JIS A 5523/A5528 SY295 SY390 Larssen
Taipitopito Hua
| Āhuatanga | Whakatakotoranga |
|---|---|
| Paerewa | JIS A5523 / JIS A5528 |
| Tau | SY295 / SY390 Rino |
| Te Hanga | Puranga Rau Rino Hurihia Wera |
| Ngā Wāhanga | Puranga U / Puranga Z / Puranga AZ me ngā Wāhanga Ritenga |
| Roa | Kei te wātea i roto i te 6m ~ 18m (Ka taea te whakarite) |
| Mata | Whakaoti Mira / Pirau / Paninga |
| Te Wātea o te Taonga | 1000+ Tana Taonga Kua Rite |
| Wheako Kaweake | Kaweake ki Vietnam me Philippines |
| Painga Utu | Utu Tika i te Wheketere |
| Wā Tukunga | Tukunga Tere 7–15 Rā |
Te Hanganga Matū o te Puranga Rau Rino Momo U Wera Hurihia
| Te Kaupae Rino | C | Mn | P | S | Si |
|---|---|---|---|---|---|
| SY295 | ≤0.23% | 0.50–1.50% | ≤0.035% | ≤0.045% | ≤0.40% |
| SY390 | ≤0.23% | 0.50–1.50% | ≤0.035% | ≤0.045% | ≤0.40% |
Ngā Āhuatanga Hangarau o te Puranga Rino Momo U Wera Hurihia
| Te Kaupae Rino | Kaha Hua (MPa) | Kaha Kume (MPa) | % Toronga | Te pakeketanga (HB) |
|---|---|---|---|---|
| SY295 | 295 | 410–560 | ≥21% | 120–160 |
| SY390 | 390 | 520–650 | ≥18% | 140–180 |
Rahi o te Puranga Rino Momo U Hurihia Wera
| Momo | Whānui W (mm) | Teitei H (mm) | Matotoru t (mm) | Horahanga (cm²/m) | Te Wā o te Āhuakore (cm⁴/m) | Wāhanga Tauwehenga (cm³/m) | Taumaha (kg/m) |
|---|---|---|---|---|---|---|---|
| Momo II | 400 | 100 | 10.5 | 119 | 12,400 | 874 | 48.0 |
| MomoIII | 400 | 125 | 13.0 | 153 | 22,200 | 1,340 | 60.0 |
| MomoIV | 400 | 170 | 15.5 | 191 | 46,700 | 2,270 | 76.1 |
| MomoIIw | 600 | 130 | 10.3 | 141 | 13,000 | 1,000 | 61.8 |
| MomoIIIw | 600 | 180 | 13.4 | 343 | 32,400 | 1,800 | 81.6 |
| MomoIVw | 600 | 210 | 18.0 | 417 | 56,700 | 2,700 | 106.0 |
Puranga Rau Rino Momo U Hurihia Wera Maukati me te mahi ātete wai
HoahoaTe hononga Yin-yang, te uruhanga ≤1×10⁻⁷ cm/s
Amerika: E tutuki ana i te Paerewa ASTM D5887 mō te Raina hei Whakaiti i te Para i raro i ngā Pahu
Āhia ki te Tonga-mā-rāwhitiĀrai i te wai whenua e turuturu ana mō ngā wā ua pārūrū
Te tukanga whakaputa puranga maitai momo U wera hurihuri
1. Te whiriwhiri i ngā rauemi mata
He kounga teitei ngā pereki maitai e whakamahia ana, ā, ko te hanganga matū (C, Mn, P, S, Si) e tino whakahaeretia ana kia rite ki ngā paerewa SY295 / SY390.
Hei whakarite i te kaha, te pakari me te ngāwari ki te whakarewa.
2. Te whakamahana
Hei huri wera i ngā pereki maitai i roto i te oumu kia neke atu i te pāmahana hangarua (~1200°C).
3. Te Hurihuri Wera
Ka hurihia ngā pereti kia maha ngā haerenga hei whiwhi i te matotoru me te āhua e hiahiatia ana (momo-U, momo-Z, momo-AZ rānei).
Ka whakarerekētia te pāmahana me te tere hurihuri kia ōrite te kaha me te hanganga moroiti kiato.
4. Te Whakatikatika me te Tapahi
Ka whakatikatikahia ngā puranga kua hurihia kia wera kia papatahi, kia rite hoki te rahi.
Ka taea te whakarite kia rite ki te roa o te tapanga a te kiritaki, ko te tikanga ka tapahia ki te 6m-18m.
5. Te Hanganga Hononga Kōwhiringa
Ka mīhinihia ētahi kōtaha hei hanga i ngā wahi honohono ka honoa mai me ngā hononga ā-wai, me te pumau o te hanganga.
6. Te Maimoatanga Mata
Ngā kōwhiringa e wātea ana:
Whakaoti Mira (ma)
Pirau Whakawera-Tohu
Panipanihia, peitahia rānei
Whakapai ake i te ātete ki te waikura, me te whakaroa i te roa o te ratonga, e tika ana mō ngā mahi moana, awa rānei.
7. Tirotiro Kounga me te Tukunga
E mōhiotia ana te mana whakahaere ine kia pakari me ngā āhuatanga matū me ngā āhuatanga ā-ringa (kaha whakaputa, kaha kume).
Tākaihia, ka tukuna nuitia mō ngā kaupapa o tāwāhi.
Mata Puranga Rau Rino Momo U Hurihia Wera
AmerikaHDG ki te ASTM A123 (paninga konutea iti rawa ≥ 85 µm); he kōwhiringa te paninga 3PE; ka tutuki ngā whakaotinga katoa i ngā whakaritenga RoHS.
Āhia ki te Tonga-mā-rāwhitiHe matotoru te kōwiri tira wera (neke atu i te 100μm), ā, e rua ngā paparanga o te tāra waro epoxy e pania ana, ka taea te rehu ki te tote, ka whakamatautauria mō te 5000 hāora, kāore he waikura, he mea pai rawa atu mō te whakamahi i roto i te taiao moana pārūrū.
TONO
1. Ngā Kaupapa mō te Whakahaere Waipuke i ngā Awa
Ngā puranga rau whakahaere waipuke awa a te National Capability me ngā puranga onepu waipuke awa. Ko ngā puranga rau rino te whakamahinga matua mō te tiaki i ngā tahataha awa me ngā pūnaha whakahaere waipuke awa, e whakarato ana i te ātete wai kaha me te pumau wai mō te wā roa.
2. Te Hangarau Tiaki Takutai
Ngā Taiepa Moana me ngā Ārai Takutai Ko ngā pou rino te otinga tino whai hua hei ārai i te horo, ā, he teitei hoki tōna ātete ki te waikura hei whakamahi i roto i te taiao moana.
3. Tautoko o te Bridge Foundation
E whakamahia ana i roto i ngā tautoko me ngā turanga piriti hei whakatutuki i te pumau, inā koa i roto i ngā hanganga oneone ngohengohe/wai.
4. Te Hanganga Tauranga me te Wharf
E whakamahia ana hoki ēnei hei hanga tauranga, tauranga me ngā whare tauranga, ka mahi ngā puranga puranga hei taiepa pupuri hei pupuri i ngā kawenga taumaha i roto i ngā kaupapa hanganga moana.
He aha i whiriwhiri ai i te China Royal Steel mō ngā Puranga Rau Rino
1. Utu iti iho i ngā kaiwhakarato ā-rohe
Mā te tuku tika mai i Haina ki te wheketere ka āwhina i te whakaiti i ngā utu hoko, ka tukuna he utu whakataetae ake ki te whakataurite ki ngā kaiwhakarato o te rohe.
2. Tukunga Tere Mai i Haina
Mā te nui o te kaha whakaputa me ngā taonga kua rite ka tere te tuku, ka āwhina i a koe ki te whakatutuki i ngā wātaka kaupapa piripono.
3. Tiwhikete JIS / ASTM Katoa
Ka tutuki ngā hua katoa i ngā paerewa o te ao, kia rite ai te kounga, te haumaru, me te pono mō ngā kaupapa hangarau.
4. Ngā Wheako Kaupapa i te Tonga-mā-rāwhiti o Āhia
Nā te nui o te wheako kaweake ki Whitināmu, ki ngā Philippines, me ērā atu mākete o Āhia ki te Tonga-mā-rāwhiti, ka pai ake te mārama ki ngā whakaritenga o te kaupapa ā-rohe.
TE TĀKAI ME TE TUKU
Tākai
1. He mea here ki ngā whitiki maitai: He mea here pūmau ia puranga rau ki ngā whitiki maitai kaha hei ārai i te rerekētanga i te wā e kawe ana.
2. Papa Rākau, Pouaka Rākau rānei: He takai whiriwhiri hei tiaki atu i te wā e tukuna ana ki tawhiti.
3. Paninga Ārai: Ka taea te pani i ngā puranga pepa maitai ki te peita ārai-waikura, te takai rānei hei tiaki i te mata.
4. Tākai Ritenga: E wātea ana kia rite ki ngā hiahia o te kiritaki mō te tuku ki tāwāhi me ngā whakaritenga kaupapa.
Tukunga me te Tukunga
1. Tukunga Tere me te Pono: Ka taea te tuku wawe i ngā hua kei roto i te taonga ki Vietnam, ki Philippines, ki Southeast Asia, me ngā mākete o te ao.
2. Ngā Ture Hokohoko: FOB, CIF, DAP, EXW rānei, ka taea te whiriwhiri i runga i te hiahia o te kiritaki.
3. Tukunga Papatipu: Ka tautoko i te tuku ipu, i te utanga papatipu rānei, i runga i te rahinga o te ota.
4. Tautoko Aroturuki me te Whakahaere Rauemi: Ka whakaratohia he tautoko mō ngā tuhinga kaweake me ngā ratonga whakahaere rauemi kia pai ai te tuku.
Ngā Pātai Auau
Q1. He aha ngā whakaritenga e tutuki ana i ō puranga pepa maitai?
A: Ko ā mātou puranga pepa maitai i hangaia kia rite ki te JIS A5523 / JIS A5528 me ētahi atu paerewa o te ao.
Ngā momo e tukuna ana: SY295, SY390, me ngā āhuatanga ā-pūkaha me te matū pono.
Q2. He aha te wā tuku?
A: Ngā taonga noa: 7 ki te 15 ngā rā mō ngā ota nui.
Ngā kōtaha me ngā roa motuhake: ko te tukunga kei runga i te rahinga hei tono; ko te tikanga 15-30 ngā rā.
Q3. Ka taea e koe te whakarato tautoko hangarau?
Āe. Ka pai ake te rere o tō kaupapa me ā mātou āwhina hangarau hanganga, tohutohu tāutanga, me ngā taunakitanga rauemi.
Q4. Kei te whakarato koe i te tuku kaipuke ki te ao?
Āe. Ka tukuna e mātou ngā taonga puta noa i te ao mā te FOB, CIF, DAP, EXW rānei me ngā tuhinga kaweake katoa me te tautoko whakahaere.
Q5. Kei te wātea ngā tauira?
Āe. Kei te wātea ngā tauira tirotiro kounga, whakamātautau me te whakaae mō te ota nui.
Tuhia tō karere ki konei ka tuku mai ki a mātou
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