Paipu kila API kuai wela
Kūpaʻa mākou i ka hāʻawi ʻana i ka lawelawe kūʻai maʻalahi, mālama manawa a mālama kālā i ka mea kūʻai aku no ka Hot-Selling API Steel Pipe, Ua hoʻonui mākou i kā mākou ʻoihana i Kelemānia, Turkey, Kanada, USA, Indonesia, India, Nigeria, Brazil a me nā wahi ʻē aʻe o ka honua. Ke hana ikaika nei mākou e lilo i mea hoʻolako honua maikaʻi loa.
Kūpaʻa mākou i ka hāʻawi ʻana i ka lawelawe kūʻai kūʻai maʻalahi, mālama manawa a mālama kālā hoʻokahi no ka mea kūʻai akuNā paipu API, API paipu kila, ʻO nā paipu kila ʻole kalapona, Paipu kila no ke kukulu ana, Ke manaʻoʻiʻo nui nei mākou ʻo ka ʻenehana a me ka lawelawe ko mākou kumu i kēia lā a ʻo ka maikaʻi e hana i ko mākou mau paia hilinaʻi o ka wā e hiki mai ana. ʻO mākou wale nō ka maikaʻi a me ka maikaʻi maikaʻi, hiki iā mākou ke hoʻokō i kā mākou mea kūʻai aku a me mākou iho. Welina mai nā mea kūʻai aku ma ka ʻōlelo a pau e hoʻokaʻaʻike mai iā mākou no ka loaʻa ʻana o nā ʻoihana hou aʻe a me nā pilina hilinaʻi. Ua hana mau mākou ma ʻaneʻi no kāu mau koi i kēlā me kēia manawa āu e pono ai.
Nānā nui
Palapala noi
Hoʻohana ʻia ka pipeline no ka lawe ʻana i ka aila, ka mahu a me ka wai i huki ʻia mai ka ʻāina a i nā ʻoihana ʻoihana aila a me ke kinoea ma o ka pipeline.
Papa Nui
Papa no API 5L laina paipu kila: Gr.B X42 X52 X60 X65 X70
Mea Kimia
| Papa kila (inoa hao) | ʻO ka hapa nui, e pili ana i ka wela a me nā kānana huahanaa,g% | |||||||
| C | Mn | P | S | V | Nb | Ti | ||
| max b | max b | min | max | max | max | max | max | |
| Paipu Seamless | ||||||||
| L175 a i ʻole A25 | 0.21 | 0.60 | — | 0.030 | 0.030 | — | — | — |
| L175P a i ʻole A25P | 0.21 | 0.60 | 0.045 | 0.080 | 0.030 | — | — | — |
| L210 a i ʻole A | 0.22 | 0.90 | — | 0.030 | 0.030 | — | — | — |
| L245 a i ʻole B | 0.28 | 1.20 | — | 0.030 | 0.030 | c,d | c,d | d |
| L290 a i ʻole X42 | 0.28 | 1.30 | — | 0.030 | 0.030 | d | d | d |
| L320 a i ʻole X46 | 0.28 | 1.40 | — | 0.030 | 0.030 | d | d | d |
| L360 a i ʻole X52 | 0.28 | 1.40 | — | 0.030 | 0.030 | d | d | d |
| L390 a i ʻole X56 | 0.28 | 1.40 | — | 0.030 | 0.030 | d | d | d |
| L415 a i ʻole X60 | 0.28 e | 1.40 e | — | 0.030 | 0.030 | f | f | f |
| L450 a i ʻole X65 | 0.28 e | 1.40 e | — | 0.030 | 0.030 | f | f | f |
| L485 a i ʻole X70 | 0.28 e | 1.40 e | — | 0.030 | 0.030 | f | f | f |
| Paipu Weled | ||||||||
| L175 a i ʻole A25 | 0.21 | 0.60 | — | 0.030 | 0.030 | — | — | — |
| L175P a i ʻole A25P | 0.21 | 0.60 | 0.045 | 0.080 | 0.030 | — | — | — |
| L210 a i ʻole A | 0.22 | 0.90 | — | 0.030 | 0.030 | — | — | — |
| L245 a i ʻole B | 0.26 | 1.20 | — | 0.030 | 0.030 | c,d | c,d | d |
| L290 a i ʻole X42 | 0.26 | 1.30 | — | 0.030 | 0.030 | d | d | d |
| L320 a i ʻole X46 | 0.26 | 1.40 | — | 0.030 | 0.030 | d | d | d |
| L360 a i ʻole X52 | 0.26 | 1.40 | — | 0.030 | 0.030 | d | d | d |
| L390 a i ʻole X56 | 0.26 | 1.40 | — | 0.030 | 0.030 | d | d | d |
| L415 a i ʻole X60 | 0.26 e | 1.40 e | — | 0.030 | 0.030 | f | f | f |
| L450 a i ʻole X65 | 0.26 e | 1.45 e | — | 0.030 | 0.030 | f | f | f |
| L485 a i ʻole X70 | 0.26 e | 1.65 e | — | 0.030 | 0.030 | f | f | f |
| a Cu ≤ 0.50 %; Ni ≤ 0.50 %; Cr ≤ 0.50 % a me Mo ≤ 0.15 %. b No kēlā me kēia hoʻemi ʻana o 0.01 % ma lalo o ka manaʻo kiʻekiʻe i ʻōlelo ʻia no ke kalapona, hiki ke hoʻonui ʻia he 0.05 % ma luna o ka ʻike nui loa no Mn, a hiki i ka 1.65 % kiʻekiʻe no nā māka ≥ L245 a i ʻole B, akā ≤ L360 a i ʻole X52; a hiki i ka 1.75 % kiʻekiʻe no nā māka > L360 a i ʻole X52, akā < L485 a i ʻole X70; a hiki i ka 2.00 % kiʻekiʻe no ka Papa L485 a i ʻole X70. c Inā ʻaʻole i ʻae ʻia, Nb + V ≤ 0.06 %. d Nb + V + Ti ≤ 0.15 %. e Inā ʻaʻole i ʻae ʻia. f Inā ʻaʻole i ʻae ʻia, Nb + V + Ti ≤ 0.15 %. g ʻAʻole ʻae ʻia ka hoʻohui ʻana o B a me ke koena B ≤ 0.001 %. | ||||||||
Waiwai Mechanical
|
Papa Paipu | Kino Paipu o ka Paipu Holoʻole a Weled | Weld Seam o EW, LW, SAW, a me BIPIPaipu | ||
| Ka ikaika huaa Rt0.5 | Ikaika U'ia Rm | ʻO ka lōʻihi(ma ka 50 mm a i ʻole 2 in.) Af | Ikaika U'ib Rm | |
| MPa (psi) | MPa (psi) | % | MPa (psi) | |
| min | min | min | min | |
| L175 a i ʻole A25 | 175 (25,400) | 310 (45,000) | c | 310 (45,000) |
| L175P a i ʻole A25P | 175 (25,400) | 310 (45,000) | c | 310 (45,000) |
| L210 a i ʻole A | 210 (30,500) | 335 (48,600) | c | 335 (48,600) |
| L245 a i ʻole B | 245 (35,500) | 415 (60,200) | c | 415 (60,200) |
| L290 a i ʻole X42 | 290 (42,100) | 415 (60,200) | c | 415 (60,200) |
| L320 a i ʻole X46 | 320 (46,400) | 435 (63,100) | c | 435 (63,100) |
| L360 a i ʻole X52 | 360 (52,200) | 460 (66,700) | c | 460 (66,700) |
| L390 a i ʻole X56 | 390 (56,600) | 490 (71,100) | c | 490 (71,100) |
| L415 a i ʻole X60 | 415 (60,200) | 520 (75,400) | c | 520 (75,400) |
| L450 a i ʻole X65 | 450 (65,300) | 535 (77,600) | c | 535 (77,600) |
| L485 a i ʻole X70 | 485 (70,300) | 570 (82,700) | c | 570 (82,700) |
| No nā papa waena, ʻo ka ʻokoʻa ma waena o ka ikaika uʻi haʻahaʻa haʻahaʻa i ʻōlelo ʻia a me ka ikaika hoʻohua liʻiliʻi i ʻōlelo ʻia no ke kino paipu e like me ka hāʻawi ʻia ma ka papa no ka papa kiʻekiʻe aʻe. e like ka waiwai me ka mea i hoʻoholo ʻia no ke kino paipu me ka hoʻohana ʻana i ka footnote a). c Ka elongation liʻiliʻi i kuhikuhi ʻia,Af, i hōʻike ʻia ma ka pākēneka a hoʻopuni ʻia i ka pākēneka kokoke loa, e like me ka hoʻoholo ʻana me ka hoʻohana ʻana i ka hoohalike penei:
i hea C ʻo 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; AʻO xc ka ʻāpana hoʻāʻo tensile kūpono, i hōʻike ʻia ma nā millimeters huinaha (inches square), penei: 1) no nā ʻāpana hoʻāʻo pōʻai kea, 130 mm2 (0.20 in.2) no 12.7 mm (0.500 in.) a me 8.9 mm (0.350 in.) nā ʻāpana hōʻike anawaena; 65 mm2 (0.10 in.2) no 6.4 mm (0.250 in.) anawaena mau apana hoao; 2) no nā ʻāpana hoʻāʻo piha, ʻo ka liʻiliʻi o a) 485 mm2 (0.75 in.2) a me b) ka ʻāpana cross-sectional o ka ʻāpana hoʻāʻo, i loaʻa me ka hoʻohana ʻana i ke anawaena o waho a me ka mānoanoa pā o ka paipu, hoʻopuni ʻia i ka 10 mm2 kokoke loa (0.01 in.2); 3) no nā ʻāpana hoʻāʻo ʻāwī, ʻoi aku ka liʻiliʻi o a) 485 mm2 (0.75 in.2) a me b) ka ʻāpana keʻa o ka ʻāpana hoʻāʻo, i loaʻa me ka hoʻohana ʻana i ka laulā kikoʻī o ka ʻāpana hoʻāʻo a me ka mānoanoa pā o ka paipu. , hoʻopuni ʻia i ka 10 mm2 kokoke loa (0.01 in.2); U ʻo ia ka ikaika tensile haʻahaʻa i ʻōlelo ʻia, i hōʻike ʻia ma nā megapascals (paona no ka ʻīniha square). | ||||
ʻO ke anawaena o waho, mai ka poepoe a me ka mānoanoa o ka paia
| Hōʻike ʻia ma waho anawaena D (i) | Ka hoʻomanawanui anawaena, ʻīniha d | ʻO ka hoʻomanawanui i waho o ka puni | ||||
| Paipu koe ka hopena a | Hopena paipu a,b,c | Paipu koe ka Hope a | Hoʻopau Paipu a,b,c | |||
| Paipu SMLS | Paipu Weled | Paipu SMLS | Paipu Weled | |||
| < 2.375 | -0.031 a i + 0.016 | – 0.031 a i + 0.016 | 0.048 | 0.036 | ||
| ≥2.375 i ka 6.625 | 0.020D no | 0.015D no | ||||
| +/- 0.0075D | – 0.016 a i + 0.063 | D/t≤75 | D/t≤75 | |||
| Ma ka aelike no | Ma ka aelike no | |||||
| >6.625 i ka 24.000 | +/- 0.0075D | +/- 0.0075D, akā ka nui o 0.125 | +/- 0.005D, akā ka nui o 0.063 | 0.020D | 0.015D | |
| >24 a hiki i 56 | +/- 0.01D | +/- 0.005D akā ka nui o 0.160 | +/- 0.079 | +/- 0.063 | 0.015D no ka nui o 0.060 | 0.01D no ka nui o 0.500 |
| No ka mea | No ka mea | |||||
| D/t≤75 | D/t≤75 | |||||
| Ma ka ʻaelike | Ma ka ʻaelike | |||||
| no ka mea | no ka mea | |||||
| D/t≤75 | D/t≤75 | |||||
| >56 | E like me ka ʻae ʻana | |||||
| a. ʻO ka hopena o ka paipu he 4 ka lōʻihi o ka ʻai ʻana i kēlā me kēia o nā ʻāpana paipu | ||||||
| b. No ka paipu SMLS e pili ana ka hoʻomanawanui no t≤0.984in a ʻo nā ʻae no ka paipu mānoanoa e like me ka ʻaelike. | ||||||
| c. No ka paipu ho'onui me D≥8.625in a no ka paipu ho'onui 'ole, hiki ke ho'oholo 'ia ke anawaena a me ka ho'omanawanui o waho me ka ho'ohana 'ana i ke anawaena o loko i helu 'ia a i 'ole 'ia ke anawaena o loko ma mua o ka OD i kuhikuhi 'ia. | ||||||
| d. No ka hoʻoholo ʻana i ka mālama ʻana i ke anawaena, ua wehewehe ʻia ke anawaena paipu e like me ke anapuni o ka paipu i kēlā me kēia mokulele pōʻai i puʻunaue ʻia e Pi. | ||||||
| Mānoanoa pā | Hoʻomanawanui a |
| t iniha | iniha |
| Paipu SMLS b | |
| ≤ 0.157 | -1.2 |
| > 0.157 a i < 0.948 | + 0.150t / – 0.125t |
| ≥ 0.984 | + 0.146 a i ʻole + 0.1t, ʻoi aku ka nui |
| - 0.120 a i ʻole - 0.1t, ʻoi aku ka nui | |
| Paipu huila c,d | |
| ≤ 0.197 | +/- 0.020 |
| > 0.197 a i < 0.591 | +/- 0.1t |
| ≥ 0.591 | +/- 0.060 |
| a. Inā ʻoi aku ka liʻiliʻi o ka mānoanoa o ka pā ma mua o ke kumu kūʻai i hāʻawi ʻia ma kēia pākaukau, e hoʻonui ʻia ka ʻae ʻana no ka mānoanoa o ka pā e ka nui e mālama ai i ka laulā kūpono. | |
| b. No ka paipu me D≥ 14.000 i loko a me t≥0.984in, hiki ke ʻoi aku ka mānoanoa o ka pā ma ka ʻāina ma mua o ka hoʻohui ʻana no ka mānoanoa o ka pā me ka 0.05t hou aʻe inā ʻaʻole i ʻoi aku ka nui o ka hoʻomanawanui ʻana no ka nuipa. | |
| c. ʻAʻole pili ka ʻae ʻana no ka mānoanoa o ka pā i ka wahi weld | |
| d. E ʻike i ka kikoʻī API5L piha no nā kikoʻī piha | |
Hoʻomanawanui
Koi hoao
Hōʻike hydrostatic
Paipu e kū i kahi hoʻāʻo hydrostatic me ka ʻole o ka leaka ma o ka weld seam a i ʻole ke kino paipu. ʻAʻole pono e hoʻāʻo ʻia nā hui hui hydrostatic hāʻawi i nā ʻāpana paipu i hoʻohana pono ʻia.
Hoʻo piʻo
ʻAʻole e puka mai nā māwae ma kekahi ʻāpana o ka ʻāpana hoʻāʻo a ʻaʻole e wehe ʻia ka weld.
Ho'āʻo palahalaha
ʻO nā pae hoʻoholo no ka hoʻāʻo palahalaha:
- Paipu EW D<12.750 in:
- X60 me T 500in. ʻAʻole e wehe ʻia ka weld ma mua o ka emi ʻana o ka mamao ma waena o nā papa ma lalo o 66% o ke anawaena o waho. No nā papa a me nā paia, 50%.
- No ka paipu me ka D/t > 10, ʻaʻole e wehe ʻia ka weld ma mua o ka emi ʻana o ka mamao ma waena o nā papa ma lalo o 30% o ke anawaena o waho.
- No nā nui ʻē aʻe e nānā i ka kikoʻī API 5L piha.
ʻO ka hōʻike hopena CVN no PSL2
Pono ka nui o nā paipu PSL2 a me nā māka i ka CVN. E hoʻāʻo ʻia ka paipu seamless ma ke kino. E ho'āʻo ʻia ka paipu welded i ke kino, ka weld paipu a me ka ʻāpana wela. E nānā i ka kikoʻī API 5L piha no ka pakuhi o nā nui a me nā māka a me nā waiwai ikehu e pono ai.
