Te Whakamārama i ngā Otinga Rere Pono mō ngā Taiao Waikura Kino – nā Womic Steel
Te Whakatau i ngā Raru Paipa Tuturu i roto i ngā Āhuatanga Waikura me te Taumahatanga Nui
I ngā taiao ete waikura i puta mai i te hauhāora, te pakaru o te waikura ahotea, me ngā kawenga miihini teiteii te noho tahi, ko te whiriwhiri i te rauemi paipa hē ka arahi ki te pakaru wawe, te kati ohorere, me te piki haere o ngā utu huringa ora. Koinei tonu te wāhi eNgā paipa maitai kore waikura takirua ASTM A789 / ASTM A790 S31803whakaatu i tō rātou uara pono.
At Womic Steel, ka hangaia, ka tukuna hoki e mātouNgā paipa kowiri tira takirua S31803, he mea hanga ki te kowiri tira, he mea whakarewa, he mea hanga ki te whakarewaehara i te mea he hua hokohoko, engari heotinga paipa kua hangaia katoatia, i hangaia kia pono te mahi i roto i ngā mahi tai moana, matū, tango tote, me te pūngao.
Pūtake Hangarau: ASTM A789 / A790 me te Whakaritenga Rauemi Ao
Ko ASTM A789 me ASTM A790 ngā paerewa matua o te ao e whakahaere ana ingā paipa kowiri tira takiruamō te ratonga ātete ki te pēhanga me te waikura.
ASTM A789e hipoki ana i ngā ngongo kowiri tira takirua kore-tuitui me ngā mea kua whakarewaina mō te mahi waikura whānui.
ASTM A790ka whakawhānuihia ēnei whakaritenga ki ngā paipa e hangaia ana mōngā tono paipa pēhanga, pāmahana teitei, me te hanganga, koia te tohutoro matua mō ngā pūnaha paipa tukatuka.
Te taumata maitaiUNS S31803e tohu ana i tētahi mea tawhitoKowiri tira takirua 22Cr, i hangaia kia tutuki ai te tata ki te50% te austenite me te 50% te hanganga moroiti ferrite, e tuku ana i te taurite tino pai o te kaha me te ātete ki te waikura.
I te ao whānui, he rite te S31803 ki:
EN 1.4462 / X2CrNiMoN22-5-3
Akomanga Takirua ISO 3183
GB/T 20878 022Cr22Ni5Mo3N
Mā te Womic Steel ka whakarite kia ōrite katoa ngā rauemi puta noa i ngā paerewa katoa mā te whakahaere pakari i te hanganga matū me te tikanga maimoatanga wera.
Te Hanganga Matū o ngā Paipa Kowiri tira ASTM A789 / A790 S31803
(UNS S31803 – Te Hanganga Matū Noa)
| Huānga | Whakaritenga ASTM A789 / A790 (%) | Mana Whakahaere ā-roto o te Womic Steel (%) | Te Mahi me te Hiranga Hangarau |
| Waro (C) | ≤ 0.030 | ≤ 0.025 | Ka whakaitihia e te waro iti te maturuturunga o te waro, ā, ka whakapai ake i te ātete ki te waikura |
| Hiraka (Si) | ≤ 1.00 | ≤ 0.80 | Ka whakapai ake i te ātete ki te waikura me te rere o te konganuku rewa |
| Manganēhi (Mn) | ≤ 2.00 | ≤ 1.50 | Ka whakarei ake i te tango waikura me te kaha ki te mahi wera |
| Whēkau (P) | ≤ 0.030 | ≤ 0.025 | Whakahaeretia kia kore ai e pakarukaru |
| Whānariki (S) | ≤ 0.020 | ≤ 0.010 | Ka whakapai ake te iti o te whanariki i te pakari me te pumau o te whakarewa |
| Konukōmiuma (Kr) | 21.0 – 23.0 | 21.5 – 22.8 | Huānga matua mō te ātete ki te waikura me te pakaru |
| Nikara (Ni) | 4.5 – 6.5 | 5.0 – 6.2 | Whakapūmau i te wāhanga austenite |
| Molibdenuma (Mo) | 2.5 – 3.5 | 2.8 – 3.3 | Ka whakarei ake i te ātete ki te waikura o te poka me te kapiti |
| Hauota (N) | 0.08 – 0.20 | 0.14 – 0.18 | Ka whakanui ake i te kaha, ka whakapai ake hoki i te ātete ki te pakaru (PREN) |
| Rino (Fe) | Taurite | Taurite | Matū hanganga |
Tuhipoka Hangarau:
Mā te whakahaere pūmau o te hauota me te chromium, ka whakarite a Womic Steel i te pumauUara PREN ≥ 35, he mea nui mō ngā taiao whai kiko i te wai moana me te hauota.
Ngā Āhuatanga Hangarau o ngā Paipa Kowiri tira ASTM A789 / A790 S31803
(Te Āhua Whakawerahia o te Otinga)
| Taonga | Whakaritenga Iti rawa o te ASTM A789 / A790 | Te Mahi Rino Womic Noa |
| Kaha Kume (Rm) | ≥ 620 MPa | 650 – 750 MPa |
| Te Kaha o te Hua (Rp0.2) | ≥ 450 MPa | 480 – 550 MPa |
| Te Roa (A) | ≥ 25 % | ≥ 30 % |
| Te pakeketanga | ≤ 290 HB | 250 – 280 HB |
| Te Pūmautanga Pānga (whiringa, e hangai ana ki te kaupapa) | E ai ki te tohu | Tino tutuki i ngā whakaritenga ina hiahiatia |
| Ihirangi Ferrite | Kāore i te pumau te tau | Whakahaeretia ki te whānuitanga takirua tino pai |
Painga Hangarau:
Ki te whakatauritea ki ngā momo austenitic pēnei i te 316L, tata tonu te tuku a S31803te kaha whakaputa rua, e āhei ai te hoahoa pakitara angiangi ake, te taumaha pūnaha iti ake, me te whai huatanga pēhanga teitei ake.
Tukanga Hanga: He Maeneene, he Hiranga Whakarewa
Te Hanga Paipa Tuitui
Ka hangaia ngā paipa S31803 kore-whakarewa mā roto i ngā tukanga wero wera, whakaroa, me te whakaotinga matao tika. Mā tēnei huarahi ka whakarite kia ōrite te matotoru o te pakitara, kia pai te kounga o te mata, me te ātete pēhanga teitei, inā koa mō ngā paipa tino pono.
Te Hanga Paipa Whakarewa
Mō ngā paipa whakarewa, ka whakamahia e Womic Steelngā hangarau whakarewa TIG me te Plasma tino tika, mā te whakamahi i te mana whakakī takirua-papa hei whakarite kia ōrite te ātete ki te waikura o te konganuku whakarewa ki te rauemi turanga.te whakamahana otingahe mea whakahau, kia whakahokia mai ai te taurite o ngā wāhanga takirua me te whakakore i te ahotea toenga.
Ka whai paerewa tirotiro whakamutunga me te tiwhikete ōrite ngā paipa tuimotu me ngā paipa whakarewa.
Hangarau Maimoatanga Wera me te Whakahaere Ferrite
He mea nui te maimoatanga wera tika mō te mahi a te maitai kore waikura takirua. Ka whakamahia te maitai Womicte whakamahana i te otinga i roto i te 1070–1120°C i te nuinga o te wā, ā, muri iho ka tere te tinei i te wai. Ko tēnei tukanga:
Ka whakarewa i ngā āhua whakarara kino
Ka whakahokia mai te taurite austenite-ferrite tino pai
Ka whakanui ake i te ātete ki te waikura me te pakari
Ka manatokohia te nui o te ferrite mā te whakamahi i te tātaritanga whakarewa me ngā taputapu ine ferrite, kia tutuki ai ngā whakaritenga ASTM me ngā whakaritenga motuhake mō te kaupapa.
Tirotiro, Whakamātautau, me te Whai Aroturuki Katoa
Ko ia paipa ASTM A789 / A790 S31803 e tukuna ana e Womic Steel ka pāngia e temekameka tirotiro katoa, tae atu ki:
Tātaritanga hanganga matū
l Te whakamātautau kume me te whakamātautau miihini
l Whakamātautau pēhanga waipū, hau rānei
Whakamātautau Ultrasonic (UT) me te whakamātautau au hurihuri (ET)
Manatoko ihirangi Ferrite
l Tikanga ASTM G48 A whakamātautau waikura poka ina hiahiatia
Ka taea te whai i ia paipa, meNgā tiwhikete rauemi EN 10204 3.1, 3.2 rāneii tukuna mō ngā whakaritenga a te kiritaki, mō ngā kaupapa rānei.
Te Kaha Whakaputa, te Tuku Ngāwari, me te Kaupapahere Kore MOQ
Kei te pupuri a Womic Steel i ngā rarangi rautaki o ngā rauemi mata o te kowiri tira takirua me ngā hua kua oti-haurua, e āhei ai mātou ki te tautoko i ngā mea e ruangā kaupapa EPC nunuimengā ota iti-rahi e hiahiatia ana.
Kei reirakāore he rahinga iti rawa o te otaAhakoa he paipa kotahi, ka taea te tuku mai me te tiwhikete katoa, ā, ka waiho mātou hei hoa mahi whai hua mō ngā kaupapa tiaki, whakakapinga, me ngā kaupapa whakamātautau.
Ngā wā ārahi noa:
Rahi o ngā taonga: tukunga poto
Te whakaputanga ritenga: te whakaritenga kua arotauhia me ngā rārangi wā mārama
Ngā Painga o te Tukatuka, te Tākai, me te Whakahaere Ao
Ngā Ratonga Hanga me te Tukatuka
Haunga ngā paipa maitai kore waikura takirua ASTM A789 / A790 S31803,Ka whakaratohia e Womic Steel ngā ratonga hanga me te tukatuka ngāwari, e āhei ai ngā kiritaki ki te whiwhingā wāhanga kua oti te whakaoti, kua rite rānei ki te tāutae ai ki ngā tuhi kaupapa.
Ko ngā ratonga noa ko ngā paipangā pōro hanga-mua, ngā huihuinga whakarewa, me ngā wāhanga mīhini, e āwhina ana ki te whakaiti i te mahi i te papaanga me te wā tāutanga.
Whānuitanga Tukatuka e Wātea ana
| Momo Ratonga | Te āheinga |
| Te Tapahi Paipa | Te roa pumau, te tapahi e hangai ana ki te kaupapa |
| Te Whakatō me te Mīhini Mutunga | Te whakarite whakarewa i runga i te ASME / ISO |
| Te Whakarewa me te Hanganga i mua | Ngā takai paipa, ngā huihuinga paipa whakarewa |
| Te Keri me te Hanga Pōka | Ngā kōhao taputapu, ngā puaretanga peka |
| Piko | Piko makariri me te radius whakahaeretia |
| Te Hanga me te Mīhini | Te whakapūtanga, ngā whakatuwheratanga motuhake, ngā wāhanga ritenga |
Ka mahia ngā mahi hanga katoa i raro i tengā tukanga whakarewa whai tohu me te whakahaere i ngā āhuatanga, me te whakarite i te tika o ngā rauemi me te tutuki i ngā whakaritenga o te kaupapa.
Mō te tuku ki tāwāhi, ka tiakina ngā paipa mā te whakamahi iNgā rauemi ārai-waikura VCI, te takai PE, te paihere whakapakari, me te takai pai mō te moana, kia mau ai te ma me te tiaki i te waikura i te wā e kawe ana i tawhiti.
He tata te mahi tahi a tā mātou tīma whakahaere ratonga me ngā kamupene kaipuke nui, hei whakarite i te wāhi pumau mō ngā kaipuke me ngā otinga utanga whakataetae mō te tuku ki te ao katoa.
Ngā Āpure Whakamahinga o ngā Paipa Kowiri tira takirua S31803
E whakamahia whānuitia ana ngā paipa maitai Womic ASTM A789 / A790 S31803 i roto i:
Te whakaputa me te tukatuka hinu me te hau
Ngā pūnaha moana me ngā pūnaha raro moana
Ngā tipu matū me te hinu
Ngā pūnaha tango tote me te whakahaere wai moana
l Ahumahi penupenu me te pepa
Ngā tono moana me te hanga kaipuke
Ko te Kōwhiri i te Womic Steel te Tikanga o te Kōwhiri i te Pono
Ko te whiriwhiri i te maitai Womic he whiriwhiri i te mea nui atu i te rauemi e tutuki ana i ngā whakaritenga. Ko te tikanga he whiriwhiri i tētahipūnaha hanga tino mārama, te mahi whakarewa kua manatokohia, te whakamātautau pakari, te tuku ngāwari, me te tuku pono puta noa i te ao—kua whakakotahihia hei otinga paipa pono kotahi.
E whakahīhī ana mātou ki ā mātou ratonga whakaritenga, ngā huringa whakaputa tere, me te whatunga tuku ā-ao, kia tutuki ai ō hiahia me te tino tika me te hiranga.
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Email: sales@womicsteel.com
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Te wā tuku: Hui-tanguru-05-2026