Paipa Whakarewa Nui, Puranga Ngongo Rino
Ngā puranga paipa maitaiHe mea hanga ēnei poupou mā te whakamahi i ngā rauemi kounga teitei me ngā hangarau matatau, kia tino pono ai mō ngā kaupapa hanga katoa. He mea whakamahi noa ēnei poupou i roto i ngā tāwharau, ā, mā te hoahoa hanganga pakari 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 ai 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.








