Kei te hiahia koe ki te mōhio atu mō ngā whakaritenga me ngā rahi o ngā puranga pepa maitai?
Puranga Rau Momo U/Z/Larssen Hurihia Wera ASTM A690
Taipitopito Hua
| Āhuatanga | Whakatakotoranga |
|---|---|
| Paerewa | ASTM A690 |
| Tau | Rino Moana ASTM A690 |
| Momo | Ngā Puranga Rau Momo-U / Momo-Z / Larssen |
| Te Hanga | Puranga Rau Rino Hurihia Wera |
| Roa | 6m – 18m (Kei te wātea te roa ritenga) |
| Whānui | 400mm – 900mm (I runga anō i te āhua) |
| Matotoru | 6mm – 25mm |
| Mata | Maimoatanga Whakaoti Mira / Paninga / Maimoatanga Ārai-Waikura Moana |
| Tiwhikete | MTC EN 10204 3.1 |
| Taonga Kua Rite | 1000+ Tana e wātea ana |
| Kaweake Ki | Āhia ki te Tonga-mā-rāwhiti / Rawhiti-waenganui / Amerika |
| Tukunga | Utu Tika i te Wheketere, 7–15 Rā |
Te Hanganga Matū o te Puranga Rau Rino ASTM A690
| Tau | C | Mn | P | S | Cu | Ni | Cr |
|---|---|---|---|---|---|---|---|
| ASTM A690 | ≤0.21 | ≤1.35 | ≤0.035 | ≤0.035 | ≥0.20 | ≥0.20 | ≥0.40 |
Ngā Āhuatanga Hangarau o te Puranga Rino ASTM A690
| Tau | Kaha Hua (MPa) | Kaha Kume (MPa) | Te roa (%) |
|---|---|---|---|
| ASTM A690 | ≥345 | 485 – 620 | ≥21 |
Ngā Tuhipoka:
Kaha Hua ReH = Kaha Hua
Kaha Kume Rm = Kaha Kume
Toronga A = Toronga (ōrau toronga i muri i te whati)
Rahi o te Puranga Rino ASTM A690
| Wāhanga | Whānui | Teitei | Matotoru | Horahanga Wāhanga Whakawhiti | Taumaha | Modulus Wāhanga Rino | Te Wā o te Āhuakore | Te Rohe Paninga (ngā taha e rua mō ia puranga) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| (w) | (h) | Flange (tf) | Tukutuku (tw) | Mō ia puranga | Mō ia Pakitara | |||||
| mm | mm | mm | mm | cm2/m | kg/m | kg/m2 | cm3/m | cm4/m | m2/m | |
| Momo II | 400 | 200 | 10.5 | - | 152.9 | 48 | 120 | 874 | 8,740 | 1.33 |
| Momo III | 400 | 250 | 13 | - | 191.1 | 60 | 150 | 1,340 | 16,800 | 1.44 |
| Momo IIIA | 400 | 300 | 13.1 | - | 186 | 58.4 | 146 | 1,520 | 22,800 | 1.44 |
| Momo IV | 400 | 340 | 15.5 | - | 242 | 76.1 | 190 | 2,270 | 38,600 | 1.61 |
| Momo VL | 500 | 400 | 24.3 | - | 267.5 | 105 | 210 | 3,150 | 63,000 | 1.75 |
| Momo IIw | 600 | 260 | 10.3 | - | 131.2 | 61.8 | 103 | 1,000 | 13,000 | 1.77 |
| Momo IIIw | 600 | 360 | 13.4 | - | 173.2 | 81.6 | 136 | 1,800 | 32,400 | 1.9 |
| Momo IVw | 600 | 420 | 18 | - | 225.5 | 106 | 177 | 2,700 | 56,700 | 1.99 |
| Momo VIL | 500 | 450 | 27.6 | - | 305.7 | 120 | 240 | 3,820 | 86,000 | 1.82 |
Te maukati i te puranga maitai ASTM A690 me te mahi ātete wai
Hoahoa: Puranga Rau Rino Honohono, 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 ASTM A690
1. Kōwhiringa Rauemi Mata
Ko te maitai o te moana me ngā tāpiringa o te Cu, Ni me te Cr ka whiriwhiria mō te paparanga mata e whakarato ana i te ātete pai rawa atu ki te waikura i roto i te taiao moana.
2. Whakamahanahia i roto i te oumu
Ka tukuna te maitai ki te pāmahana teitei hei whakarei ake i te kirihou, kia māmā ai hoki te hanga tika i te wā e hurihuri ana.
3. Te Hurihuri Wera
Ka hurihia weratia ngā kōtaha puranga rau momo-U, momo-Z me Larssen me te mahi honohono teitei.
4. Te whakamatao me te whakatikatika
Mā te whakamatao whakahaere ka pumau te rauemi, ka whakatikatikahia kia tika ai te āhua me te hangarite.
5. Te Whakaoti Mata
Kei te wātea ētahi paninga kōwhiringa, ētahi maimoatanga ārai-waikura rānei hei whakaroa i te ora o te wai moana.
6. Te Tapahi me te Whakaritenga
Ka tapahia ngā puranga pepa kia rite ki te roa, ka taea te whakahaere i ētahi atu tukatuka mēnā e hiahiatia ana e tō kaupapa.
7. Tirotiro Kounga
Ka whakamātauria te hanganga matū, ngā āhuatanga miihini me ngā rahinga, ā, ka whakaratohia te MTC.
Mata Puranga Rau Rino ASTM A690
Amerika:HDG hei ASTM A123 (paninga konutea iti rawa ≥ 85 µm); he kōwhiringa te paninga 3PE; he rite ngā whakaotinga katoa ki te RoHS.
Āhia ki te Tonga-mā-rāwhitiKo te matotoru o te konukōre wera he hollyh (neke atu i te 100μm), ā, e rua ngā paparanga o te paninga tāra waro epoxy ka pania, ka taea te rehu ki te tote, ka whakamatautauria mō te 5000 hāora me te kore waikura, koinei te mea pai rawa atu mō te whakamahinga i roto i te taiao moana pārūrū.
TONO
1. Puranga Rino o te Whare HarborWhakamahia mō te hanganga o te tauranga, te tauranga me te pakitara o te tauranga, he tino kaha mō te tautoko hanganga me te roa o te ora ratonga i roto i te taiao moana.
2. Puranga Rino Tiaki AwaI hangaia hei whakapakari i te turanga o ngā tahataha awa, hei rongoā i te horo o te oneone, hei tiaki hoki i te rere o te awa me te waipuke.
3. Puranga Rino Tūāpapa PiritiHe pai mō te whakamahi i roto i te hanganga turanga piriti hei whiwhi turanga hōhonu me te pumau hanganga i raro i te kaha hanganga nui.
4. Puranga Rino o te Whare o raro whenuaWhakamahia i roto i ngā rūma o raro whenua, ngā kauhanga me ngā whare o raro whenua hei tautoko pono i te pupuri oneone me te keri.
He aha i whiriwhiri ai i te China Royal Steel mō ngā Puranga Rau Rino
1. Utu Tika a te Wheketere – Penapenahia te 10–20% o te Utu
Ka tiki tika mai mātou i ā mātou mira, ka mahi tahi me ētahi atu mira kei te papaanga, ko te tikanga kāore he takawaenga, ā, ko ngā utu pai rawa atu kei tua atu i ngā kaiwhakarato o te rohe.
2. He Rauemi Kaha – 1000+ Tana Taonga Kua Rite
Nā te nui o ngā puranga pepa e wātea ana, ka taea e mātou te whakatutuki wawe i ngā hiahia o ngā kiritaki mō ngā kaupapa ohorere, me te whakaiti i te wā tatari.
3. Tukunga Tere – 7–15 Ngā Rā puta noa i te Ao
Nā te pai o te whakaritenga whakaputa me te wheako o ngā mahi kawe waka, ka taea e mātou te tuku tere atu i muri i te whiwhinga o te utu ki ngā tauranga katoa o Āhia ki te Tonga-mā-rāwhiti, te Waenganui Rawhiti, me Amerika.
4. Mana Kounga Tino me te Tiwhikete
Ka whakahaerehia e mātou he whakamātautau katoa mō te hanganga matū, ngā āhuatanga miihini me ngā rahinga, ā, ka tukuna te MTC mō ia ota.
5. Te Āheinga Whakaritenga
Ka taea te whakarerekē i te hanga kia rite ki ngā roa ritenga (6m– 18m), ngā kōtaha (U/Z/Larssen) me te whakaotinga mata (te peita mō te whakamahinga moana).
6. Ratonga Kaweake Ngaio
He tīma ngaio, mātau hoki tā mātou hei tautoko i a koe i roto i te tukanga tuhi, tākai, uta me te tuku, kia maeneene ai te whakawātea a te tari taake me te tukunga i te wā tika.
TE TĀKAI ME TE TUKU
Tākai Haumaru– Ka tākaihia ngā puranga pepa ki roto i ngā paihere me ngā whitiki rino kua whakakahangia kia kore ai te hua e pakaru i te wā e kawe ana.
Parenga Kōwhiringa– Kei te wātea te maimoatanga ārai-waikura, te takai kirihou, te tākai motuhake rānei.
Tukunga Ngāwari- He tino pai mō te kawe moana, tereina, rori rānei, kia tukuna haumaru ki ō ringaringa huri noa i te ao.
Tukunga Tere– Tukunga tika mai i te wheketere me te wā tuku noa 7-15 rā.
Wheako Kaweake Ao– Kua tukuna e mātou ngā taonga ki te Tonga-mā-rāwhiti o Āhia, te Waenganui Rawhiti, Ūropi me Amerika.
Ngā Pātai Auau
P1: He aha te rerekētanga o te ASTM A690 i ngā puranga pepa noa?
Kei roto i te ASTM A690 ngā huānga koranu pēnei i te Cu, Ni, me te Cr, e whakarato ana i te ātete pai rawa atu ki te waikura i roto i ngā taiao moana.
Q2: He aha ngā momo puranga pepa e wātea ana?
Kei a mātou ngā puranga rau momo-U, momo-Z, me Larssen mō ngā momo hiahia hangarau rerekē.
Q3: Ka taea e koe te whakarato i te paninga moana, i te tiaki rānei?
Ae, ka whakaratohia e mātou he puranga rau kua pania, kua maimoatia rānei kia roa ake ai te ora o te mahi.
P4: Kei te whakarato koe i te tiwhikete MTC?
Āe, kei roto i ngā hua katoa te MTC.
Q5: He aha te wā tuku?
Ko te tikanga e 7–15 ngā rā e whakawhirinaki ana ki te rahinga ota me te wāhi e tukuna ana.
Tuhia tō karere ki konei ka tuku mai ki a mātou
