Te Whakarewa Āwhata Rukuhia ki te Porowhita i roto i te Hanganga Raina Paipa Hinu: Te Whakapūmau i te Ora Ratonga me te Pono
Akohia ngā kōrero mō te HSAW:
Whakarewa pewa porowhita i raro i te waiHe hangarau whakarewa matatau tēnei e whakakotahi ana i ngā mātāpono o te whakarewa pewa ruku me te hanga ngongo porowhita. Kei roto i tēnei ko te whakamahi i tētahi tukanga whakarewa aunoa hei hanga i tētahi whakarewa porowhita tonu mā te whāngai i tētahi waea whakakī totoka ki roto i tētahi pewa kua kapi i te rere. Mā tēnei tikanga ka whakarite kia ōrite, kia kounga teitei hoki ngā whakarewa, ka whakakore i te mōrearea o ngā hapa e kitea ana i roto i ētahi atu tikanga whakarewa.
ngā tono.
Āhuatanga Mīhini
| kounga maitai | te kaha hua iti rawa | Te kaha o te kume | Te roanga iti rawa | Pūngao pānga iti rawa | ||||
| Te matotoru kua tohua | Te matotoru kua tohua | Te matotoru kua tohua | i te pāmahana whakamātautau o | |||||
| <16 | ＞16≤40 | <3 | ≥3≤40 | ≤40 | -20℃ | 0℃ | 20℃ | |
| S235JRH | 235 | 225 | 360-510 | 360-510 | 24 | - | - | 27 |
| S275J0H | 275 | 265 | 430-580 | 410-560 | 20 | - | 27 | - |
| S275J2H | 27 | - | - | |||||
| S355J0H | 365 | 345 | 510-680 | 470-630 | 20 | - | 27 | - |
| S355J2H | 27 | - | - | |||||
| S355K2H | 40 | - | - | |||||
Te hiranga o te HSAW i roto i te hanganga o ngā paipa hinu:
1. Kaha me te Pūmau: Ko tētahi o ngā āhuatanga matua o te HSAW ko tōna kaha ki te hanga hononga whakarewa kaha, kaha. Ko te whakarewa porowhita tonu i hangaia e tēnei hangarau ka whakarei ake i te hanganga pakari, ā, he mea nui kia tu atu i ngā pēhanga teitei, ngā pāmahana tino kino me ngā āhuatanga taiao e pā ana ki tēnei.paipa hinu ngā rārangite kanohi i te wā e ora ana rātou i te mahi.
2. Te roa o te ora me te pono pakari: E tūmanakohia ana ka mahi pai ngā raina paipa hinu mō ngā tekau tau, ka kawe i te hinu me te kore e turuturu, e pakaru rānei. He mea nui te mahi a te HSAW ki te whakatutuki i te roa o te ora mahi mā te whakarite kia ōrite te tohatoha o te wera whakarewa, te whakaiti i te kukū o te ahotea, me te aukati i te tīmatanga me te horapa o ngā kapiti - ko ēnei katoa ngā āhuatanga e whai wāhi ana ki te pono whānui o te paipa.
3. Hanganga whai hua: Ka taea e te HSAW te whakarewa tonu i ngā wāhanga roa o te paipa, nō reira he tino whai hua i roto i te hanganga paipa. Ka whakaitihia e tēnei tikanga te wā whakarewa, ka whakapiki ake i te hua, ka tino whakaitihia ngā utu hanga, ā, he pai hoki mō te otinga o te kaupapa i te wā tika.
4. Te whakaiti i te tiaki me te whakatikatika: Mā te whakarato i ngā whakarewa kounga teitei, kāore he hapa, ka whakaitihia e te HSAW te hiahia mō ngā whakatikatika ā muri ake nei, te wā kore mahi rānei e pā ana ki te tiaki. Ko ngā paipa hinu i hangaia mā te whakamahi i tēnei tikanga he iti ake te tūponotanga ki te turuturu, ki te pakaru rānei, ka whakapai ake i te haumaru me te whakapiki ake i te pai o te mahi.
5. Ngā painga taiao: Mā te HSAW ka taea te hanga i ngā whakarewanga tino tika me te tino tika o ngā āhuatanga. Ka whakaitihia e tēnei te tūponotanga o te waikura o ngā paipa me te turuturu hinu i muri mai, ka tiakina te taiao mai i ngā āhuatanga kino pea e pā ana ki te pakaru o ngā paipa.
Te Hanganga Matū
| Te taumata maitai | Momo tango-waikura a | % mā te papatipu, mōrahi | ||||||
| Ingoa maitai | Tau maitai | C | C | Si | Mn | P | S | Nb |
| S235JRH | 1.0039 | FF | 0,17 | — | 1.40 | 0,040 | 0,040 | 0.009 |
| S275J0H | 1.0149 | FF | 0,20 | — | 1.50 | 0,035 | 0,035 | 0,009 |
| S275J2H | 1.0138 | FF | 0,20 | — | 1.50 | 0,030 | 0,030 | — |
| S355J0H | 1.0547 | FF | 0,22 | 0,55 | 1,60 | 0,035 | 0,035 | 0,009 |
| S355J2H | 1.0576 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| S355K2H | 1.0512 | FF | 0,22 | 0,55 | 1,60 | 0,030 | 0,030 | — |
| a. Ko te tikanga tango-waikura e whai ake nei: FF: He maitai kua whakamatea katoatia kei roto ngā huānga here hauota i roto i ngā rahinga e ranea ana hei here i te hauota e wātea ana (hei tauira, iti rawa 0,020% Al katoa, 0,015% Al wairewa rānei). b. Kāore e pā te uara mōrahi mō te hauota mēnā he iti rawa te ihirangi Al katoa o te hanganga matū o te 0,020 % me te ōwehenga Al/N iti rawa o te 2:1, mēnā rānei he nui ngā huānga here-N kē atu kei roto. Me tuhi ngā huānga here-N ki roto i te Tuhinga Tirotiro. | ||||||||
Hei whakamutunga:
Ko te hanganga o ngā paipa hinu me whai i ngā paerewa whakarewa teitei rawa atu kia roa ai te ora, kia pono ai, kia haumaru ai hoki. Ko te whakarewa porowhita i raro i te pewa (HSAW) te hangarau kua whakamātauhia hei whiriwhiri mā tēnei mara nā tōna kaha ki te hanga whakarewa kaha, pakari, me te kore hapa. Me ngā painga maha tae atu ki te whakapakari i te hanganga, te hanganga whai hua, te whakaiti i te tiaki me ngā painga taiao, he mahi nui tā te HSAW ki te whakatutuki i ngā hiahia kawe hinu o te ao. I te haere tonu o te whanaketanga o te umanga hinu, he mea nui te whakamahi i ngā hangarau whakarewa matatau pēnei i te HSAW hei pupuri i te pono me te pono o ngā paipa hinu huri noa i te ao.
Hei whakarāpopototanga
E whakahīhī ana a Cangzhou Spiral Steel Pipe Group Co., Ltd. ki te whakarato i ngā paipa tuitui porowhita kounga teitei mō ngā momo mahi. Ka arotahi mātou ki te hanga tika, ki te hangarau whakarewa matatau me ngā rauemi kounga hei whakarato i ngā otinga pono, whai hua hoki ki ngā kiritaki mō ā rātou hiahia paipa. Whakawhirinaki mai ki a mātou ki te whakatutuki i ō hiahia katoa, ā, kia kite tuatahi koe i te pono me te pakari o ā mātou paipa tuitui porowhita.
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