ʻO kaAPI 5Lnā paipu inoa maʻamau e pili ana i ko lākou ikaika hua liʻiliʻi.No laila,Loaʻa iā X52 (L360) ka ikaika haʻahaʻa haʻahaʻa o 52,200 psi (360 MPa).
X52=L360, ʻelua ala e hōʻike ai i ka pae paipu like ma ka maʻamau API 5L.
X52He papa waena ma API 5L, e hui ana i ka ikaika kiʻekiʻe me ka hoʻokele waiwai.Hoʻohana nui ʻia i ka lawe ʻana i ka aila a me ke kinoea, nā hana kūkulu, nā pipeline submarine, etc.
Ke kila BotopHe mea hana 'oihana o ka paipu kila LSAW me ka pa manoanoa nui-anawaena elua-aoao i lalo o Kina.
1. Wahi: Cangzhou City, Hebei Province, Kina;
2. Ka huina kālā: 500 miliona RMB;
3. Wahi hale hana: 60,000 square meters;
4. Ka mana hana makahiki: 200,000 tons o JCOE LSAW paipu kila;
5. Mea lako: Mea hana kiʻekiʻe a me ka hoʻāʻo ʻana;
6. Specialization: LSAW kila paipu hana;
7. Palapala hōʻoia: API 5L hōʻoia.
API 5L X52 Hoʻohui
Ma muli o ka pae PSL a me ke kūlana hoʻopuka, hiki ke hoʻokaʻawale ʻia ʻo X52 penei:
PSL1: X52;
PSL2:X52N a i ʻole L360N;X52Q a i ʻole L360Q;X52M a i ʻole L360M.
Ma PSL2, pili ka leka suffix i ke ʻano o ka hoʻomaʻamaʻa wela i ka mea e hoʻokau ʻia ma mua o ka hoʻouna hope ʻana.Hiki iā ʻoe ke ʻike i kakūlana hāʻawima lalo no nā kikoʻī hou aku.
Nā Kūlana Hoʻouna
Mea Hoomaka
ʻO nā ingots, nā pua, nā billet, nā coils, a i ʻole nā papa.
No ka paipu PSL 2, e pepehi ʻia ke kila a hana ʻia e like me ka hana palaoa maikaʻi.
ʻAʻole i loaʻa i ka ʻōwili a i ʻole ka pā i hoʻohana ʻia no ka hana ʻana i ka paipu PSL 2 i nā welds hoʻoponopono.
API 5L X52 Kaʻina Hana Hana
Hiki ke hana ʻia nā paipu X52 me ka hoʻohana ʻana i nā ʻano hana ʻenehana like ʻole e hoʻokō i nā pono ʻenehana like ʻole.
No ka ʻike hou aku e pili ana i ke ʻano o ka acronym Manufacturing Process,kaomi maanei.
SAWLʻo ia ka hopena maikaʻi loa nonui-anawaena, manoanoa- paiapaipu kila.
ʻO nā huaʻōlelo "SAWL"a"LSAW" pili lāua ʻelua i ka Longitudinal Submerged Arc Welded, akā ua kuhikuhi ʻia i nā ʻano ʻokoʻa ma nā wahi like ʻole. ʻO ka ʻokoʻa, ʻoi aku ka nui o ka huaʻōlelo "LSAW" i ka ʻoihana.
Hiki ke hoʻopaʻa ʻia ka paipu LSAW ma muli o nā palena o nā mea hana i ka hana ʻana i ka paipu anawaena nui, a ʻo nā welds ma kahi o 180° kaawale.
Nā ʻano hoʻopau paipu no API 5L X52
PSL1 Steel Pipe End: Belled end or Plain end;
PSL2 Steel Pipe End: Plain end;
No nā ʻaoʻao paipu maʻamaupono e hahai i keia mau koi:
E ʻoki ʻia nā maka hope o t ≤ 3.2 mm (0.125 in) o ka paipu hopena maʻamau.
ʻO nā paipu ākea me ka t > 3.2 mm (0.125 in) e beveled no ka wili.He 30-35° ka huina bevel a he 0.8 - 2.4 mm (0.031 - 0.093 in) ka laula o ke alo kumu o ka bevel.
API 5L X52 Hoʻohui Kimia
E hoʻoholo ʻia ka hui kemika o PSL1 a me PSL2 paipu kila t > 25.0 mm (0.984 in) ma ka ʻaelike.
Ka Hui Kemika no PSL 1 Paipu me ka t ≤ 25.0 mm (0.984 ini.)
Hoʻohui Kemika no PSL 2 Paipu me ka t ≤ 25.0 mm (0.984 in.)
No nā huahana paipu kila PSL2 i kālailai ʻia me kahimaʻiʻo kalapona o ≤0.12%, ke kalapona like CEpcmhiki ke helu ʻia me ka hoʻohana ʻana i kēia ʻano:
CEpcm= C + Si/30 + Mn/20 + Cu/20 + Ni/60 + Cr/20 + Mo/15 + V/15 + 5B
No nā huahana paipu kila PSL2 i kālailai ʻia me kahimaʻiʻo kalapona > 0.12%, ke kalapona like CEllwhiki ke helu ʻia me ka hoʻohana ʻana i ke kumu ma lalo nei:
CEllw= C + Mn/6 + (Cr + Mo + V)/5 + (Ni +Cu)/15
API 5L X52 Mea Mechanical
Na Waiwai Tensile
ʻO ka hoʻāʻo tensile e ana i ʻekolu mau ʻāpana nui:hua ikaika, ikaika tensile, aelongation.
PSL1 X52 Na Waiwai Tensile
PSL2 X52 Nā Pono Kū'ē
Nānā: ʻO ka lōʻihi liʻiliʻi i ʻōlelo ʻia, Afe hoʻoholo ʻia e like me ka hoʻohana ʻana i ka hoohalike penei:
Af= C × (Axc0.2/U0.9)
Cʻo 1940 no ka helu ʻana me ka hoʻohana ʻana i nā ʻāpana SI a me 625,000 no ka helu ʻana me nā ʻāpana USC;
Axc ʻo ia ka ʻāpana hoʻāʻo tensile kūpono, i hōʻike ʻia ma nā millimeters square (inches square), penei:
1) no nā ʻāpana hoʻāʻo ʻāpana pōʻai, 130 mm2(0.20 iniha.2) no 12.7 mm (0.500 in.) a me 8.9 mm (0.350 in.) anawaena mau apana hoao;65 mm2(0.10 iniha.2) no 6.4 mm (0.250 in.) nā ʻāpana hoʻāʻo anawaena;
2) no nā ʻāpana hoʻāʻo piha, ʻo ka liʻiliʻi o a) 485 mm2(0.75 iniha.2) a me b) ka ʻāpana keʻa o ka ʻāpana hoʻāʻo, T i loaʻa me ka hoʻohana ʻana i ke anawaena o waho i ʻōlelo ʻia a me ka mānoanoa pā o ka paipu, i hoʻopuni ʻia i ka 10 mm kokoke loa.2(0.01 in.2);
3) no nā ʻāpana hoʻāʻo kāʻei, ʻo ka liʻiliʻi o a) 485 mm2(0.75 iniha.2) a me b) ka ʻāpana keʻa o ka ʻāpana hoʻāʻo, i loaʻa me ka hoʻohana ʻana i ka laula i ʻōlelo ʻia o ka ʻāpana hoʻāʻo a me ka mānoanoa pā o ka paipu, i hoʻopuni ʻia i ka 10 mm kokoke loa.2(0.01 in.2);
Uʻo ia ka ikaika tensile haʻahaʻa i ʻōlelo ʻia, i hōʻike ʻia ma nā megapascals (paona no ka ʻīniha square).
Nā hoʻokolohua Mechanical ʻē aʻe
Pili ka papahana ho'āʻo ma lalo nei iNā ʻano paipu SAW.No nā ʻano paipu ʻē aʻe, e nānā i ka Papa 17 a me 18 o API 5L.
Weld alakai kulou hoao ana;
ʻO ka hoʻāʻo ʻana i ka paʻakikī o ka paipu hoʻoheheʻe anuanu;
ʻO ka nānā ʻana i ka macro o ka wili wili;
a no ka paipu kila PSL2 wale nō: ka ho'āʻo hopena CVN a me ka ho'āʻo DWT.
Hoʻāʻo Hydrostatic
Manawa Hoao
ʻO nā nui āpau o nā paipu kila maʻemaʻe a welded me D ≤ 457 mm (18 in.):manawa hoao ≥ 5s;
Paipu kila huila D > 457 mm (18 in.):manawa hoao ≥ 10s.
Ka pinepine hoʻokolohua
ʻO kēlā me kēia paipu kila.
ʻO nā kaomi hoʻāʻo
ʻO ke kaomi hoʻāʻo hydrostatic P o apaipu kila maʻemaʻehiki ke helu ʻia me ka hoʻohana ʻana i ke ʻano.
P = 2St/D
Sʻo ke koʻikoʻi o ka hoop.ua like ka waiwai me ka ikaika hua liʻiliʻi loa o ka paipu kila xa pakeneka, ma MPa (psi);
tʻo ia ka mānoanoa o ka pā i ʻōlelo ʻia, i hōʻike ʻia ma nā millimeters (inches);
Dʻo ia ke anawaena waho i ʻōlelo ʻia, i hōʻike ʻia ma nā millimeters (inihi).
Nānā Hoʻopau ʻole
No nā paipu SAW, ʻelua ala,UT(ka ho'āʻo ultrasonic) a i ʻoleRT(ka ho'āʻo radiographic), hoʻohana maʻamau.
ETʻAʻole pili i nā paipu SAW.
E nānā pono ʻole ʻia nā hili i hoʻopaʻa ʻia ma nā paipu welded o nā māka ≥ L210/A a me nā anawaena ≥ 60.3 mm (2.375 in) no ka mānoanoa piha a me ka lōʻihi (100 %) e like me ka mea i kuhikuhi ʻia.
ʻO ka hoʻokolokolo hoʻopau ʻole ʻo UT
ʻO ka hoʻokolokolo hōʻino ʻole RT
ʻO ke anu anuanu a me ka hoʻonui anu
ʻO ka nui anuanu a me ka hoʻonui anuanu ʻelua mau ʻenehana hana maʻamau i hoʻohana ʻia i ka hana ʻana o nā paipu LSAW e hōʻoia i ka loaʻa ʻana o nā paipu i nā ana kūpono a me nā waiwai mechanical.ʻO nā kaʻina hana ʻelua he mau kaʻina hana anuanu, kahi e hoʻoponopono ʻia ai ke ʻano a me ka nui o ka paipu ma ka lumi wela.
Ka lakio nui ohoʻonui anuʻAʻole emi nā paipu ma mua o 0.003 a ʻaʻole e ʻoi aku ma mua o 0.015.
Ka nui o ka nui oanu-nuiʻAʻole eʻoi aku ka nui o ka paipu kila ma mua o 0.015, koe naʻe i nā hihia penei:
a) Hoʻomaʻamaʻa ʻia ka paipu ma hope a hoʻopau ʻia a hoʻonāukiuki ʻia;
b) Ua hoʻomaha ʻia ke koʻikoʻi o ka paipu kila a pau.
E wehewehe i ka anawaena o waho a me ka mānoanoa o ka pā
Hāʻawi ʻia nā waiwai maʻamau no nā anawaena waho a me nā mānoanoa pā o ka paipu kilaISO 4200aASME B36.10M.
Nā Manaʻo hoʻomanawanui
E ʻoluʻolu e kaomi i ka poli polū ma ka ʻaoʻao ʻākau e ʻike i nā hoʻomanawanui dimensional, ua helu ʻia nā koiAPI 5L Papa Bno nā kikoʻī.
Nā polokalamu API 5L X52
Hoʻohana nui ʻia ʻo API 5L X52 paipu kila i kekahi mau noi koʻikoʻi ma muli o kāna mau waiwai mechanical maikaʻi a hiki ke hoʻololi i nā kaiapuni paʻakikī.
Kaʻaila a me ke kinoea: ʻO kēia kekahi o nā noi maʻamau no API 5L X52.Hoʻohana nui ʻia no nā pipeline kaʻa ʻaila a me ke kinoea lōʻihi, ʻoi aku ka nui o ke kaomi kūloko.
ʻO ke kūkulu ʻana a me ke kūkulu ʻana: Hiki ke hoʻohana ʻia e kūkulu i nā hale kākoʻo no nā alahaka a me nā hale.Hiki ke hoʻohana ʻia i ka hana ʻana i nā braces a i ʻole nā mea hoʻokau ukana ʻē aʻe, ʻoi aku ka nui o nā manawa lōʻihi a i ʻole nā kaha lawe ukana kiʻekiʻe.
Nā paipu lalo o ke kai: Pono pono nā papahana pipeline subsea no nā paipu kūpaʻa a me ka ikaika kiʻekiʻe, a ʻoi aku ka API 5L X52 ma kēia ʻano.Ke kū'ē nei i ka wai kai a mālama i ka pono a me ka hana o ka pipeline, i mea kūpono no ka hoʻohui ʻana i nā kumu waiwai aila a me ke kinoea.
Ko makou Lahui Hoolako
Kūlana: API 5L;
PSL1: X52 a i ʻole L360;
PSL2: X52N, X52Q, X52M a i ʻole L360N, L360Q, L360M;
ʻAno Pipe: Welded Carbon Steel Pipe;
Kaʻina Hana Hana: LSAW, SAWL a i ʻole DSAW;
Ka anawaena o waho: 350 - 1500;
Mānoanoa Pā: 8 - 80mm;
Length: Nā lōʻihi pili a i ʻole ka lōʻihi like ʻole;
Nā Papa Hana Paipu: SCH10, SCH20, SCH30, SCH40, SCH60, SCH80, SCH100, SCH120, SCH140 a me SCH160.
ʻIke: STD, XS, XXS;
Ka uhi: Pena, varnish, 3LPE, FBE, 3LPP, HDPE, galvanized, epoxy zinc-waiwai, sima kaumaha, etc.
Hoʻopili: Ka lole pale wai, ka pahu lāʻau, ke kāʻei kila a i ʻole ka hui ʻana o ka uea kila, ka mea pale a i ʻole ka paipu hao, etc. Customized.
Nā Huahana Hoʻohālikelike: Loaʻa nā piko, nā flanges, nā paipu paipu, a me nā huahana like ʻole.
