Paipa Whakarewa Nui, Puranga Ngongo Rino
Ngā puranga paipa maitaiHe mea hanga ēnei pou ki ngā rauemi kounga teitei me ngā hangarau matatau, ā, he tino pono mō ngā kaupapa hanga katoa. He mea whakamahi noa ēnei pou i roto i ngā tāwharau, ā, mā te hoahoa pakari o te hanganga ka noho haumaru, ka pumau hoki ngā turanga me ngā mahi hanganga kē atu.
| Paerewa | Te Kaupae Rino | Ngā Kaihanga Matū (%) | Āhuatanga Kume | Charpy (V notch) Whakamātautau Pānga | ||||||||||
| c | Mn | p | s | Si | Ētahi atu | Te Kaha o te Hua (Mpa) | Kaha Kume (Mpa) | (L0=5.65 √ S0)Te Tere Totoro meneti (%) | ||||||
| mōrahi | mōrahi | mōrahi | mōrahi | mōrahi | meneti | mōrahi | meneti | mōrahi | D ≤ 168.33mm | D > 168.3mm | ||||
|
GB/T3091 -2008 | Q215A | ≤ 0.15 | 0.25 < 1.20 | 0.045 | 0.050 | 0.35 |
Te tāpiri i te Nb\V\Ti i runga anō i te GB/T1591-94 | 215 | 335 | 15 | > 31 | |||
| Q215B | ≤ 0.15 | 0.25-0.55 | 0.045 | 0.045 | 0.035 | 215 | 335 | 15 | > 31 | |||||
| Q235A | ≤ 0.22 | 0.30 < 0.65 | 0.045 | 0.050 | 0.035 | 235 | 375 | 15 | >26 | |||||
| Q235B | ≤ 0.20 | 0.30 ≤ 1.80 | 0.045 | 0.045 | 0.035 | 235 | 375 | 15 | >26 | |||||
| Q295A | 0.16 | 0.80-1.50 | 0.045 | 0.045 | 0.55 | 295 | 390 | 13 | >23 | |||||
| Q295B | 0.16 | 0.80-1.50 | 0.045 | 0.040 | 0.55 | 295 | 390 | 13 | >23 | |||||
| Q345A | 0.20 | 1.00-1.60 | 0.045 | 0.045 | 0.55 | 345 | 510 | 13 | >21 | |||||
| Q345B | 0.20 | 1.00-1.60 | 0.045 | 0.040 | 0.55 | 345 | 510 | 13 | >21 | |||||
|
GB/ T9711- 2011 (PSL1) | L175 | 0.21 | 0.60 | 0.030 | 0.030 |
He kōwhiringa te tāpiri i tētahi o ngā huānga Nb\V\Ti, i tētahi huinga rānei o aua huānga | 175 | 310 | 27 | Kotahi, e rua rānei o te taupū pakari o ka taea te whiriwhiri i te kaha pānga me te rohe kutikuti. Mō L555, tirohia te paerewa. | ||||
| L210 | 0.22 | 0.90 | 0.030 | 0.030 | 210 | 335 | 25 | |||||||
| L245 | 0.26 | 1.20 | 0.030 | 0.030 | 245 | 415 | 21 | |||||||
| L290 | 0.26 | 1.30 | 0.030 | 0.030 | 290 | 415 | 21 | |||||||
| L320 | 0.26 | 1.40 | 0.030 | 0.030 | 320 | 435 | 20 | |||||||
| L360 | 0.26 | 1.40 | 0.030 | 0.030 | 360 | 460 | 19 | |||||||
| L390 | 0.26 | 1.40 | 0.030 | 0.030 | 390 | 390 | 18 | |||||||
| L415 | 0.26 | 1.40 | 0.030 | 0.030 | 415 | 520 | 17 | |||||||
| L450 | 0.26 | 1.45 | 0.030 | 0.030 | 450 | 535 | 17 | |||||||
| L485 | 0.26 | 1.65 | 0.030 | 0.030 | 485 | 570 | 16 | |||||||
|
API 5L (PSL 1) | A25 | 0.21 | 0.60 | 0.030 | 0.030 | Mō te maitai kounga B, Nb+V ≤ 0.03%; mō te maitai ≥ karaehe B, me tāpiri atu he Nb, he V rānei, he mea whiriwhiri rānei te huinga, me te Nb+V+Ti ≤ 0.15% | 172 | 310 | (L0=50.8mm)kia i tatauhia kia rite ki te tātai e whai ake nei: e=1944·A0 .2/U0 .0 A: Te horahanga o te tauira i roto i te mm2 U: Te kaha kume iti rawa kua tohua i roto i te Mpa | Kāore, kāore rānei rānei o ngā mea e rua te pānga pūngao me te te kutikuti e hiahiatia ana te horahanga hei paearu pakari. | ||||
| A | 0.22 | 0.90 | 0.030 | 0.030 | 207 | 331 | ||||||||
| B | 0.26 | 1.20 | 0.030 | 0.030 | 241 | 414 | ||||||||
| X42 | 0.26 | 1.30 | 0.030 | 0.030 | 290 | 414 | ||||||||
| X46 | 0.26 | 1.40 | 0.030 | 0.030 | 317 | 434 | ||||||||
| X52 | 0.26 | 1.40 | 0.030 | 0.030 | 359 | 455 | ||||||||
| X56 | 0.26 | 1.40 | 0.030 | 0.030 | 386 | 490 | ||||||||
| X60 | 0.26 | 1.40 | 0.030 | 0.030 | 414 | 517 | ||||||||
| X65 | 0.26 | 1.45 | 0.030 | 0.030 | 448 | 531 | ||||||||
| X70 | 0.26 | 1.65 | 0.030 | 0.030 | 483 | 565 | ||||||||
Tō mātoupaipa whakarewa whānui nuisko rātou te pou tuarā o ēnei puranga paipa rino, e whakarei ake ana i tō rātou pono me te mahi. Mā te whakarewa me ngā tukanga whakahaere kounga, ka whakarite mātou kia tutuki ia puranga i ngā paerewa ahumahi teitei rawa atu. He tino ngāwari me te roa ēnei paipa, e āhei ai ngā puranga paipa rino ki te tu atu i ngā āhuatanga tino kino me ngā taiao uaua.
Hei kaihanga matua o te umanga, kei a Cangzhou Spiral Steel Pipes Group Co., Ltd. ngā whare hou e kapi ana i te rohe neke atu i te 350,000 mita pūrua. Me te uara rawa tae atu ki te 680 miriona yuan, ka haumi mātou ki ngā hangarau me ngā taputapu hou hei whakarite i te kounga teitei o te whakaputanga. Hei tāpiri, mā tā mātou rōpū kaimahi 680 e whakarite kia tirotirohia te kounga o ia hua i mua i te taenga atu ki ngā ringaringa o ā mātou kiritaki nui.
E 400,000 tāne te nui o ngā paipa rino porowhita e whakaputaina ana e tā mātou wheketere i ia tau, ā, e 1.8 piriona yuan te uara o te whakaputanga. E whakaatu ana tēnei tohu i tā mātou whakapau kaha ki te whakarato ratonga hiranga me te whakatutuki i ngā hiahia o ā mātou kiritaki nui i te rohe me te ao whānui.
Ngā puranga paipa maitaiMā te whakakotahitanga me ā mātou paipa whakarewa whānui, ka tino whai hua te mahi, ā, he pai mō ngā momo mahi maha. Haunga ngā tāwharau, ka whakamahia whānuitia ā mātou pou i roto i te hanganga piriti, te hanganga tauranga me ētahi atu kaupapa moana. Mā te hoahoa piko, porowhita rānei o ēnei pou ka mau tonu te wai me te oneone me te whakarato i te anga hanganga pakari.
Ko te whakapau kaha o tā mātou kamupene ki te kounga, te ngaiotanga me te makona o ngā kiritaki te mea e akiaki ana i a mātou ki te whakapai tonu i ā mātou tukanga hanga me te whakawhanake i ngā otinga auaha. E piri ana mātou ki ngā paerewa whakahaere kounga tino pakari kia tino kounga ai ā mātou hua, kia tutuki ai, kia hipa atu rānei i ō tumanakohanga.
Hei whakarāpopototanga,ngā puranga ngongo maitaiKei te hurihia te umanga hanga me te kaha me te pakari o ā mātou paipa whakarewa whānui. Mā te kaha ki te tu atu ki ngā āhuatanga uaua me te whakamahinga motuhake i roto i ngā tāwharau, ka whakaratohia e ēnei pou he tiaki me te tautoko tino pai. Mahi tahi me Cangzhou Spiral Steel Pipes Group Co., Ltd. ki te tiki hua kounga teitei hei whakarei ake i ō kaupapa me te whakarato otinga roa.








