TeAPI 5Lngā ingoa paerewa o ngā ngongo i runga i tō rātou kaha tuku iti rawa. Nō reira,Ko te kaha whakaputa iti rawa o X52 (L360) he 52,200 psi (360 MPa).
X52=L360, e rua ngā huarahi hei whakaatu i te taumata paipa kotahi i roto i te paerewa API 5L.
X52he taumata waenga i roto i te API 5L, e whakakotahi ana i te kaha teitei me te ōhanga. He whānuitia te whakamahinga i roto i te kawe hinu me te hau, ngā kaupapa hanga, ngā paipa ruku wai, me ētahi atu.
Botop Steelhe kaihanga ngaio o ngā paipa maitai LSAW pewa rua-taha, he matotoru te pakitara, he whānui nui, kei Haina.
1. Tauwāhi: Tāone o Cangzhou, Porowini o Hebei, Haina;
2. Te Tapeke o te Pūtea: 500 miriona RMB;
3. Te rohe wheketere: 60,000 mita pūrua;
4. Te kaha whakaputa ā-tau: 200,000 tāne o ngā paipa maitai JCOE LSAW;
5. Taputapu: Ngā taputapu whakaputa me te whakamātautau matatau;
6. Ngā mahi motuhake: Te hanga paipa maitai LSAW;
7. Tiwhikete: Kua tiwhiketehia ki te API 5L.
Whakarōpūtanga API 5L X52
I runga i te taumata PSL me te āhua tuku, ka taea te whakarōpū i te X52 penei:
PSL1: X52;
PSL2:X52N, L360N rānei;X52Q, L360Q rānei;X52M, L360M rānei.
I roto i te PSL2, ko te reta tāpiri e pā ana ki te momo maimoatanga wera e tika ana kia tukuna ki te rauemi i mua i te tukunga whakamutunga. Ka taea e koe te kite i tengā tikanga tukui raro nei mō ētahi atu kōrero.
Ngā Tikanga Tukunga
Rauemi Tīmatanga
Ngā poro, ngā putiputi, ngā pire, ngā koiri, ngā pereti rānei.
Mō ngā paipa PSL 2, me patu te maitai, ā, me hanga kia rite ki te tikanga whakairo angiangi.
Kaua te koiri, te pereti rānei e whakamahia ana mō te hanga paipa PSL 2 e whai hononga whakatikatika.
Tukanga Hanga API 5L X52
Ka taea te whakaputa i ngā ngongo X52 mā te whakamahi i ngā momo tukanga hanga ngongo hei whakatutuki i ngā hiahia hangarau rerekē.
Ki te hiahia koe ki te mōhio atu ki te tikanga o te kupu whakarāpopoto Manufacturing Process,pāwhiri ki konei.
SAWLkoia te otinga tino pai mōwhānui nui, pakitara matotorungā paipa maitai.
Ngā tikanga "SAWL" me "LSAW"e pā ana ēnei e rua ki te Longitudinal Submerged Arc Welded, engari he rerekē te whakahua i a rātou i ngā rohe rerekē. He rerekē, ko te kupu "LSAW" he whānui ake te whakamahinga i roto i te ahumahi.
Ka taea te whakapiri takirua i ngā paipa LSAW nā runga i ngā herenga taputapu i roto i te hanga paipa whānui, ā, me tata ki te 180° te wehe i waenga i ngā whakapiringa.
Ngā Momo Pito Paipa mō te API 5L X52
PSL1 Pipa Rino Mutunga: Mutunga pere, Mutunga mania rānei;
Pito Paipa Rino PSL2: Pito noa;
Mō ngā pito paipa noame whai i ngā whakaritenga e whai ake nei:
Me tapa tapawhā ngā mata o te paipa pito papatahi t ≤ 3.2 mm (0.125 inihi).
Me whakapiko ngā ngongo pito-kore, he t > 3.2 mm (0.125 inihi) hei whakarewa. Me 30-35° te koki piko, ā, me 0.8 - 2.4 mm (0.031 - 0.093 inihi) te whānui o te mata pūtake o te piko.
Te Hanganga Matū o te API 5L X52
Me whakatau te hanganga matū o ngā paipa maitai PSL1 me PSL2 t > 25.0 mm (0.984 in) mā te whakaaetanga.
Te Hanganga Matū mō te Paipa PSL 1 me te t ≤ 25.0 mm (0.984 inihi)
Te Hanganga Matū mō te Paipa PSL 2 me te t ≤ 25.0 mm (0.984 inihi)
Mō ngā hua paipa maitai PSL2 i tātarihia ki tete ihirangi waro o ≤0.12%, te ōrite waro CEpcmka taea te tatau mā te whakamahi i te tātai e whai ake nei:
CEpcm= C + Si/30 + Mn/20 + Cu/20 + Ni/60 + Cr/20 + Mo/15 + V/15 + 5B
Mō ngā hua paipa maitai PSL2 i tātarihia ki tete nui o te waro > 0.12%, te ōrite waro CEllwka taea te tatau mā te whakamahi i te tātai i raro nei:
CEllw= C + Mn/6 + (Cr + Mo + V)/5 + (Ni +Cu)/15
Ngā Āhuatanga Hangarau API 5L X52
Ngā Āhuatanga Kume
E toru ngā tawhā matua e whāia ana e te whakamātautau kume:kaha hua, kaha kume, mewhakaroa.
Ngā Āhuatanga Kume PSL1 X52
Ngā Āhuatanga Kume PSL2 X52
Tuhipoka: Te roanga iti rawa kua tohua, Awhme whakatau mā te whakamahi i te whārite e whai ake nei:
Hef= C × (Axc0.2/U0.9)
Cko te 1940 mō ngā tātaitanga e whakamahi ana i ngā waeine SI me te 625,000 mō ngā tātaitanga e whakamahi ana i ngā waeine USC;
Axc ko te horahanga whakawhiti-wāhanga o te wahi whakamātautau kume e tika ana, e whakaatuhia ana i roto i ngā mirimita tapawhā (inihi tapawhā), penei:
1) mō ngā wahi whakamātautau porowhita, 130 mm2(0.20 inihi2) mō ngā wahi whakamātautau he 12.7 mm (0.500 inihi) me te 8.9 mm (0.350 inihi) te whānui; 65 mm2(0.10 inihi2) mō ngā mongamonga whakamātautau he 6.4 mm (0.250 inihi) te whānui;
2) mō ngā wāhanga whakamātautau wāhanga-katoa, ko te iti iho i te a) 485 mm2(0.75 inihi2) me te b) te horahanga whakawhiti-wāhanga o te wahi whakamātautau, T i ahu mai i te whakamahi i te diameter o waho kua tohua me te matotoru pakitara kua tohua o te paipa, i whakaawhiwhihia ki te 10 mm tata2(0.01 inihi2);
3) mō ngā wahi whakamātautau rīpene, ko te iti iho i te a) 485 mm2(0.75 inihi2) me te b) te horahanga whakawhiti-wāhanga o te wahi whakamātautau, i ahu mai i te whānui kua tohua o te wahi whakamātautau me te matotoru pakitara kua tohua o te paipa, i whakaawhiwhia ki te 10 mm tata2(0.01 inihi2);
Uko te kaha kume iti rawa kua tohua, e whakaatuhia ana i roto i ngā megapascals (pauna ia inihi tapawha).
Ētahi atu Whakamātautau Mīhini
E pā ana te kaupapa whakamātautau e whai ake nei kiNgā momo paipa SAWMō ētahi atu momo paipa, tirohia ngā Ripanga 17 me te 18 o te API 5L.
Whakamātautau piko o te arataki whakarewa;
Whakamātautau pakeke o te paipa whakarewa-makariri;
Te tirotiro whānui o te hononga whakarewa;
ā, mō ngā paipa maitai PSL2 anake: whakamātautau pānga CVN me te whakamātautau DWT.
Whakamātautau Waipūmau
Wā Whakamātautau
Ngā rahi katoa o ngā ngongo maitai kore hononga me ngā ngongo maitai whakarewa me te D ≤ 457 mm (18 inihi):wā whakamātautau ≥ 5s;
Paipa maitai whakarewa D > 457 mm (18 inihi):wā whakamātautau ≥ 10s.
Auautanga Whakamātautau
Ia paipa maitai.
Ngā pēhanga whakamātautau
Ko te pēhanga whakamātautau wai ātete P o tepaipa maitai pito-koreka taea te tatau mā te whakamahi i te tātai.
P = 2St/D
Sko te ahotea o te porowhita. he ōrite te uara ki te kaha tuku iti rawa kua tohua o te ōrau paipa maitai xa, i roto i te MPa (psi);
tko te matotoru o te pakitara kua tohua, e whakaaturia ana i roto i ngā mirimita (inihi);
Dko te diameter o waho kua tohua, e whakaaturia ana i roto i ngā mirimita (inihi).
Tirotiro Kore-Whakangaro
Mō ngā ngongo SAW, ngā tikanga e rua,UT(whakamātautau ultrasonic) rāneiRT(whakamātautau x-ray), e whakamahia ana i te nuinga o te wā.
ET(whakamātautau hikohiko) kāore e pā ki ngā ngongo SAW.
Me tirotirohia ngā hononga whakarewa i runga i ngā paipa whakarewa o ngā taumata ≥ L210/A me ngā diameter ≥ 60.3 mm (2.375 inihi) kia kore ai e whakangaromia, kia kitea ai te matotoru me te roa katoa (100%) e ai ki te whakaritenga.
Whakamātautau kore-whakangaro UT
Whakamātautau kore-whakangaro RT
Te Rahi Matao me te Whakawhanui Matao
Ko te rahi matao me te whānui matao he tikanga tukatuka e rua e whakamahia ana i roto i te hanga ngongo LSAW hei whakarite kia tutuki i ngā ngongo ngā ine me ngā āhuatanga miihini tika. He tukanga mahi matao e rua, ka whakarerekētia te āhua me te rahi o te ngongo i te pāmahana rūma.
Ko te ōwehenga rahi ote whānui o te makaririkaua ngā ngongo e iti iho i te 0.003, kaua hoki e nui ake i te 0.015.
Te tere o te rahi orahi makaririkaua te paipa rino e neke ake i te 0.015, engari i ngā wā e whai ake nei:
a) Kātahi ka whakatikatikaina, ka tineia rānei te paipa, ā, ka whakamahanatia;
b) Ka whakaitihia te ahotea o te ngongo maitai matao katoa i muri mai.
Tauwhāitihia te Diameter o Waho me te Matotoru o te Pakitara
Ko ngā uara paerewa mō ngā diameter o waho kua tohua me ngā matotoru pakitara kua tohua o te paipa maitai kua hoatu ki roto iISO 4200meASME B36.10M.
Ngā Ātete Ahu
Pāwhiritia te momotuhi kikorangi kei te taha matau hei tiro i ngā ātete ā-ahu, kei roto i te rārangi ngā whakaritengaAPI 5L Tau Bmō ngā taipitopito.
Ngā Taupānga API 5L X52
E whakamahia whānuitia ana te paipa maitai API 5L X52 i roto i ētahi tono nui nā te mea he tino pai ōna āhuatanga hangarau me tōna kaha ki te urutau ki ngā taiao uaua.
Te kawe hinu me te hauKoinei tētahi o ngā tono tino noa mō te API 5L X52. E whakamahia ana mō ngā paipa kawe hinu me te hau tawhiti, inā koa he nui te pēhanga o roto.
Te hanga me te hangangaKa taea te whakamahi hei hanga hanganga tautoko mō ngā piriti me ngā whare. Ka taea hoki te whakamahi i roto i te hanga i ngā tautoko, i ētahi atu hanganga pikaunga rānei, inā koa ka hiahiatia he whānui roa, he kaha pikaunga teitei rānei.
Ngā paipa raro moanaHe mea nui ngā paipa wai o raro i te moana kia ātete ki te waikura, kia kaha hoki, ā, he tino pai te API 5L X52 i tēnei āhuatanga. Ka ātete ki te wai moana, ā, ka mau tonu te pono me te mahi a te paipa, he mea tino pai mō te hono atu ki ngā rauemi hinu me te hau o tai.
Ā mātou Awhe Tuku
Paerewa: API 5L;
PSL1: X52, L360 rānei;
PSL2: X52N, X52Q, X52M, L360N rānei, L360Q, L360M rānei;
Momo Paipa: Paipa Rino Waro Whakarewahia;
Tukanga Hanga: LSAW, SAWL, DSAW rānei;
Diameter o Waho: 350 – 1500;
Matotoru o te Pakitara: 8 - 80mm;
Roa: Roa tata, roa matapōkere rānei;
Ngā Rārangi Paipa: SCH10, SCH20, SCH30, SCH40, SCH60, SCH80, SCH100, SCH120, SCH140 me te SCH160.
Tautuhinga: STD, XS, XXS;
Paninga: Peita, wanihi, 3LPE, FBE, 3LPP, HDPE, piauau, epoxy whai konutea-whai kiko, sima taumaha, me ētahi atu.
Te tākai: Kakahu ārai wai, pouaka rakau, whitiki maitai, waea maitai rānei, parenga pito paipa kirihou, rino rānei, me ētahi atu. Whakaritea.
Ngā Hua Taurite: Kei te wātea ngā piko, ngā flange, ngā hononga paipa me ētahi atu hua taurite.
