Paipa Porowhita Whakarewa X42 SSAW
Whakamōhio mai:
I roto i te ao o ngā paipa rino, he maha ngā tikanga whakarewa e whakamahia ana hei whakatutuki i ngā hononga kounga teitei me te pono. Ko tētahi o aua tikanga kowhakarewa pewa porowhita i raro i te wai(SAW), he tūranga nui tāna i roto i te hanga paipa X42 SSAW. Hei kaiārahi ahumahi, ko Cangzhou Spiral Steel Pipe Group Co., Ltd., e mōhiotia ana mō tana waitohu Wuzhou, e piri ana ki ngā paerewa o te ao, ā, e whakarite ana kia tutuki i ana hua (tae atu ki te paipa whakarewa pewa hurihuri X42) ngā paerewa API Spec 5L, ASTM A139, ASTM A252 me EN 10219. I roto i tēnei tuhinga ka rukuhia e mātou te ao whakamīharo o te paipa X42 SSAW, me te whakaatu i ngā painga o te whakamahi i te whakarewa pewa hurihuri i roto i te hanga paipa whakarewa porowhita.
Akohia te Whakarewa Āwhata Porowhita (SAW):
Ko te whakarewa porowhita i raro i te pewa, e mōhiotia ana ko te SAW, he tikanga whakarewa motuhake e whakamahia ana hei hanga i ngā paipa whakarewa porowhita pēnei i tePaipa SSAW X42Ko te tikanga he whakarewa i te rerenga waea me te konganuku turanga mā te whakamahi i te wera e puta mai ana i te mura o te pewa i waenganui i te waea me te rerenga i raro i te paparanga rerenga. Ka mahi te paparanga rerenga hei ārai tiaki, hei ārai i ngā poke o te hau kei whakararuraru i te tukanga whakapiri. He maha ngā painga o tēnei tikanga i ētahi atu tikanga whakapiri.
Ngā Āhuatanga Hangarau o te Paipa SSAW
| kounga maitai | te kaha hua iti rawa | te kaha kume iti rawa | Te Whakaroa Iti rawa |
| B | 245 | 415 | 23 |
| X42 | 290 | 415 | 23 |
| X46 | 320 | 435 | 22 |
| X52 | 360 | 460 | 21 |
| X56 | 390 | 490 | 19 |
| X60 | 415 | 520 | 18 |
| X65 | 450 | 535 | 18 |
| X70 | 485 | 570 | 17 |
Te Hanganga Matū o ngā Paipa SSAW
| kounga maitai | C | Mn | P | S | V+Nb+Ti |
| % Mōrahi | % Mōrahi | % Mōrahi | % Mōrahi | % Mōrahi | |
| B | 0.26 | 1.2 | 0.03 | 0.03 | 0.15 |
| X42 | 0.26 | 1.3 | 0.03 | 0.03 | 0.15 |
| X46 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
| X52 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
| X56 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
| X60 | 0.26 | 1.4 | 0.03 | 0.03 | 0.15 |
| X65 | 0.26 | 1.45 | 0.03 | 0.03 | 0.15 |
| X70 | 0.26 | 1.65 | 0.03 | 0.03 | 0.15 |
Te Manawanui Āhuahanga o ngā Paipa SSAW
| Ngā tūponotanga āhuahanga | ||||||||||
| te whānui o waho | Te matotoru o te pakitara | te tika | porowhita kore | papatipu | Teitei mōrahi o ngā pīrere whakarewa | |||||
| D | T | |||||||||
| ≤1422mm | ＞1422mm | <15mm | ≥15mm | pito paipa 1.5m | roa katoa | tinana paipa | pito paipa | T≤13mm | T>13mm | |
| ±0.5% | e ai ki te whakaaetanga | ±10% | ±1.5mm | 3.2mm | 0.2% L | 0.020D | 0.015D | '+10% | 3.5mm | 4.8mm |
Whakamātautau Waipūmau
Ngā painga o te whakarewa pewa porowhita i raro i te wai:
1. Ngā hononga honohono pumau, kounga teitei: Mā te tikanga SAW e whakamahia ana i roto i ngā paipa X42 SSAW ka puta he hononga honohono ōrite, kounga teitei. Ina rukuhia te pewa ki roto i te rere, ka hangaia he taiao whakahaere e tiaki ana i te wāhi honohono mai i ngā āhuatanga o waho, kia rite ai, kia pono ai hoki ngā hononga. Ko te hua o tēnei ko te hanga i ngā paipa porowhita kua whakapirihia me te kaha me te roa tino pai.
2. Te whakanui ake i te whai huatanga: He nui te whai huatanga o te whakarewatanga pewa porowhita i raro i te wai nā te mea he aunoa. Kei roto i te tukanga te whāngai aunoa tonu i te waea whakarewa, ka tere ake te hua me te pupuri tonu i te tika. Ko te nui o ngā reiti whakatakotoranga me te iti o te whakawhirinaki ki te mahi ā-ringa ka whai wāhi ki te whai huatanga me te whai hua o te utu.
3. He pai mō ngā momo mahi: Ko te paipa X42 SSAW i hangaia mā te whakarewa porowhita i raro i te pewa e whakamahia whānuitia ana i roto i ngā ahumahi maha. Ka whakamahia ēnei paipa ki te kawe hinu me te hau, ki ngā paipa wai, ki te tautoko hanganga whare, ki te whakatakoto pou turanga, me ētahi atu. Nā te maha o ngā whakamahinga me te pono o te ngongo X42 SSAW, he mea tino pai mō ngā mahi nui.
4. Ngā āhuatanga miihini kua whakapaitia: Mā te tikanga SAW ka pai ake te whakahaere i ngā tawhā whakarewa i te wā e hangaia ana ngā paipa whakarewa porowhita X42. Ka taea e tēnei whakahaere te whakarei ake i ngā āhuatanga miihini, tae atu ki te pakari o te pānga, te kaha tuku me te kaha kume. Nō reira, he tino pai te ātete o ēnei paipa ki ngā kaha o waho, ā, he pai hoki mō ngā taiao uaua.
Hei whakamutunga:
Ina tūhuratia e tātou te ao o te whakarewa porowhita i raro i te pewa i roto i te hanga paipa X42 SSAW, ka mārama te take e whakamahia whānuitia ai tēnei tikanga i roto i te umanga maitai. He maha ngā painga o te whakarewa porowhita i raro i te pewa, pērā i te hononga whakarewa ōrite, te pai ake o te mahi, te whānui o te whakamahinga me te whakapai ake i ngā āhuatanga miihini, kia tutuki ai ngā paerewa kounga teitei o ngā paipa whakarewa porowhita, pērā i ngā paipa maitai X42 SSAW i hangaia e Cangzhou Spiral Steel Pipe Group Co., Ltd.. Nō reira, i runga i te pono, te roa me te mahi, he kōwhiringa pai te ngongo X42 SSAW mō te whānuitanga o ngā tono ahumahi.
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