Paipa Whakatakotoranga Rahi Kounga Teitei
Ka whakaurua e mātou ngā paipa poupou whānui kounga teitei, koinei te otinga tino pai hei whakatutuki i ngā hiahia hurihuri tonu o te hanganga me te whanaketanga hanganga. I te mea e kite ana te umanga i te pikinga nui o te rahi o ngā paipa poupou, kua tino hiahiatia ngā rauemi kaha me te pono. Kua hangaia ā mātou pou paipa maitai whānui nui kua whakapirihia kia tutuki ai ēnei wero, kia pai ai te mahi me te pakari i roto i ngā momo tono.
I hangaia kia tu atu i ngā kaha o te hanganga taimaha, ko ā mātou mea kounga teitei,ngā paipa poupou diameter nuiKa whakaratohia te kaha me te pumau e hiahiatia ana mō te tautoko turanga. Mā te hangarau whakarewa porowhita e whakamahia ana i roto i tā mātou tukanga whakaputa ka whakarite kia maeneene, kia kaha hoki te hanganga, ka whakaiti i te tūponotanga o te pakaru me te whakanui ake i te roa o te ratonga. Ahakoa kei roto koe i ngā kaupapa arumoni, whare noho, hanganga rānei, ko ā mātou paipa poupou te whiringa tino pai hei whakatutuki i ō hiahia.
Whakatakotoranga Hua
| Paerewa | Te taumata maitai | Te hanganga matū | Ngā āhuatanga kume | Whakamātautau Pānga Charpy me te Whakamātautau Roimata Taumaha Taka | ||||||||||||||
| C | Si | Mn | P | S | V | Nb | Ti | CEV4)（%） | Rt0.5 Mpa Kaha tuku | Rm Mpa Kaha Kume | Rt0.5/ Rm | （L0=5.65 √ S0）Te Toronga A% | ||||||
| mōrahi | mōrahi | mōrahi | mōrahi | mōrahi | mōrahi | mōrahi | mōrahi | Ētahi atu | mōrahi | meneti | mōrahi | meneti | mōrahi | mōrahi | meneti | |||
| L245MB | 0.22 | 0.45 | 1.2 | 0.025 | 0.15 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 245 | 450 | 415 | 760 | 0.93 | 22 | Whakamātautau pānga charpy: Me whakamātauhia te kaha mimiti pānga o te tinana paipa me te hononga whakarewa kia rite ki te paerewa taketake. Mō ētahi atu taipitopito, tirohia te paerewa taketake. Whakamātautau haehae taumaha maturuturu: Rohe kutikuti kōwhiringa | |
| GB/T9711-2011（PSL2） | L290MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.4 | 290 | 495 | 415 | 21 | |||
| L320MB | 0.22 | 0.45 | 1.3 | 0.025 | 0.015 | 0.05 | 0.05 | 0.04 | 1) | 0.41 | 320 | 500 | 430 | 21 | ||||
| L360MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.015 | 1) | 0.41 | 360 | 530 | 460 | 20 | |||||||
| L390MB | 0.22 | 0.45 | 1.4 | 0.025 | 0.15 | 1) | 0.41 | 390 | 545 | 490 | 20 | |||||||
| L415MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.42 | 415 | 565 | 520 | 18 | |||||||
| L450MB | 0.12 | 0.45 | 1.6 | 0.025 | 0.015 | 1)2)3 | 0.43 | 450 | 600 | 535 | 18 | |||||||
| L485MB | 0.12 | 0.45 | 1.7 | 0.025 | 0.015 | 1)2)3 | 0.43 | 485 | 635 | 570 | 18 | |||||||
| L555MB | 0.12 | 0.45 | 1.85 | 0.025 | 0.015 | 1)2)3 | Te whiriwhiringa | 555 | 705 | 625 | 825 | 0.95 | 18 | |||||
| Tuhipoka: | ||||||||||||||||||
| 1）0.015 ≤ Altot ＜ 0.060；N ≤ 0.012；AI—N ≥ 2—1；Cu ≤ 0.25；Ni ≤ 0.30；Cr ≤ 0.30；Cr ≤ 0.30； | ||||||||||||||||||
| 2）V+Nb+Ti ≤ 0.015% | ||||||||||||||||||
| 3）Mō ngā momo maitai katoa, ka taea te ≤ 0.35% te Mo, i raro i tētahi kirimana. | ||||||||||||||||||
| Mn Cr+Mo+V Cu+Ni4）CEV=C+ 6 + 5 + 5 | ||||||||||||||||||
Painga hua
Ko tētahi o ngā painga matua o te whakamahi i ngā paipa poupou whānui ko tōna kaha ki te tu atu ki ngā kawenga taumaha. He mea hanga ēnei paipa kia tu atu ki te pēhanga nui, he mea pai mō ngā tono turanga hohonu i roto i ngā kaupapa hanga nui. Ka whakanui ake hoki te whānui o te whānui i te nekehanga o te oneone, ā, ka whakarei ake i te pumau me te whakaiti i ngā raruraru taunga. Hei tāpiri, ko te tukanga whakarewa porowhita e whakamahia ana i roto i te hanga o ēnei paipa ka whakarite i te hononga kaha me te roa, ka whakaiti i te mōrearea o te pakaru o te hanganga.
Ngā ngoikoretanga o te hua
Tērā pea ka nui ake te utu mō te hanga paipa poupou kounga teitei, he whānui te whānui, i ngā kōwhiringa tuku iho, ka pā pea tēnei ki ngā tahua kaupapa.
Hei tāpiritanga, ka uaua ake te tukanga tāutanga, ka roa ake te wā, me te hiahia ki ngā taputapu motuhake me te hunga mahi mohio. Ki te kore e whakahaerea tika, ka roa pea te wā o te kaupapa.
Tono
I roto i te ao hanga me te whanaketanga hanganga e tipu haere tonu ana, he mea tino nui te hiahia mō ngā rauemi pakari. Ko tētahi rauemi kua aro nuitia ko ngā paipa poupou kounga teitei, he whānui te whānui. I te mea ka nui haere te rahi me te uaua o ngā kaupapa hanga, ka nui haere te hiahia mō ngā otinga poupou nui ake, pakari ake.
I te tere o te whanaketanga o ngā kaupapa tāone me ngā kaupapa hanganga, kei te piki haere tonu te whānui o ngā paipa poupou hei whakatutuki i ngā hiahia o te hangarau hou. He mea whakarewa porowhita kounga teiteipaipa maitai whānui nuiHe mea nui ngā pou hei tautoko me te pumau mō ngā hanganga maha pēnei i ngā piriti, ngā whare me ngā whakaurunga moana. Kua hangaia ēnei paipa kia tu atu i ngā kawenga nunui me ngā āhuatanga taiao kino, kia roa ai te ora me te haumaru o ngā kaupapa e tautokona ana e rātou.
I te whanaketanga tonu o te umanga hanga, kāore e taea te whakanui i te hiranga o ngā paipa poupou whānui kounga teitei. Mā tā mātou whakapau kaha ki te kounga me te auahatanga ka noho tonu mātou hei hoa pono mō te umanga hanga, e whakarato ana i ngā rauemi nui e hiahiatia ana mō ngā hanganga ā muri ake nei. Ahakoa kei roto koe i tētahi kaupapa nui, i tētahi kaupapa hanga iti rānei, ka whakaratohia e ā mātou paipa poupou whānui te kaha me te pono e hiahiatia ana e koe.
Ngā Pātai Auau
Q1: He aha te paipa poupou whānui?
Ko ngā paipa poupou whānui he hanganga porotaka e whakamahia ana hei tautoko i ngā kawenga taumaha i roto i ngā kaupapa hanga. Nā te whānui ake ka nui ake te kaha ki te kawe kawenga, ā, he mea tino pai mō ngā turanga hohonu i roto i ngā āhuatanga oneone uaua.
Q2: He aha i whiriwhiri ai i ngā puranga paipa maitai porowhita kua whakarewaina?
E mōhiotia ana ngā puranga paipa maitai kua whakapirihia ki te porowhita mō tō rātou kaha me te roa. Mā te tukanga whakapiri porowhita ka mau tonu te hononga, ka whakarei ake i te hanganga o te paipa. Mā tēnei tikanga ka taea te hanga paipa maitai nui ake te whānui hei whakatutuki i ngā hiahia e tipu haere ana o te hanganga hou.
Q3: Kei hea ēnei paipa e hangaia ai?
Kei Cangzhou, Porowini o Hebei, ā, e hangaia ana ā mātou paipa poupou whānui kounga teitei. I whakatūria tō mātou wheketere i te tau 1993, ā, e 350,000 mita pūrua te rahi, ā, e 680 miriona RMB te tapeke o ngā rawa. E 680 ā mātou kaimahi e whakapau kaha ana ki te whakaputa i ngā otinga poupou kounga teitei e tutuki ai ngā whakaritenga pakari o te umanga hanga.
