Bututun Tsarin Sashe Mai Rami Don Layukan Iskar Gas na Karkashin Kasa
Karkace mai zurfi a ƙarƙashin ruwabututusAna amfani da bututun sosai wajen gina layukan iskar gas na ƙarƙashin ƙasa saboda tsarin kera su na musamman. Ana samar da bututun ta hanyar ƙirƙirar na'urori masu jujjuya ƙarfe masu zafi zuwa siffar karkace sannan a haɗa su ta amfani da hanyar walda ta ƙarƙashin ruwa. Wannan yana samar da bututun baka mai ƙarfi mai kauri mai kauri iri ɗaya da daidaito mai kyau, wanda hakan ya sa suka dace da jigilar iskar gas ta ƙarƙashin ƙasa.
| Tebur na 2 Manyan Halayen Jiki da Sinadarai na Bututun Karfe (GB/T3091-2008, GB/T9711-2011 da API Specification 5L) | ||||||||||||||
| Daidaitacce | Karfe Grade | Sinadaran da ke cikinsa (%) | Kadarar Tashin Hankali | Gwajin Tasirin Charpy (V notch) | ||||||||||
| c | Mn | p | s | Si | Wani | Ƙarfin Yawa (Mpa) | Ƙarfin Tashin Hankali (Mpa) | (L0=5.65 √ S0 )min Ƙarfin Miƙewa (%) | ||||||
| matsakaicin | matsakaicin | matsakaicin | matsakaicin | matsakaicin | minti | matsakaicin | minti | matsakaicin | D ≤ 168.33mm | D > 168.3mm | ||||
| GB/T3091 -2008 | Q215A | ≤ 0.15 | 0.25 < 1.20 | 0.045 | 0.050 | 0.35 | Ƙara Nb\V\Ti daidai da GB/T1591-94 | 215 |
| 335 |
| 15 | > 31 |
|
| Q215B | ≤ 0.15 | 0.25-0.55 | 0.045 | 0.045 | 0.035 | 215 | 335 | 15 | > 31 | |||||
| Q235A | ≤ 0.22 | 0.30 < 0.65 | 0.045 | 0.050 | 0.035 | 235 | 375 | 15 | >26 | |||||
| Q235B | ≤ 0.20 | 0.30 ≤ 1.80 | 0.045 | 0.045 | 0.035 | 235 | 375 | 15 | >26 | |||||
| Q295A | 0.16 | 0.80-1.50 | 0.045 | 0.045 | 0.55 | 295 | 390 | 13 | >23 | |||||
| Q295B | 0.16 | 0.80-1.50 | 0.045 | 0.040 | 0.55 | 295 | 390 | 13 | >23 | |||||
| Q345A | 0.20 | 1.00-1.60 | 0.045 | 0.045 | 0.55 | 345 | 510 | 13 | >21 | |||||
| Q345B | 0.20 | 1.00-1.60 | 0.045 | 0.040 | 0.55 | 345 | 510 | 13 | >21 | |||||
| GB/T9711-2011(PSL1) | L175 | 0.21 | 0.60 | 0.030 | 0.030 |
| Zaɓin ƙara ɗaya daga cikin abubuwan Nb\V\Ti ko duk wani haɗin su | 175 |
| 310 |
| 27 | Ana iya zaɓar ɗaya ko biyu daga cikin ma'aunin tauri na makamashin tasiri da yankin yankewa. Don L555, duba ma'aunin. | |
| L210 | 0.22 | 0.90 | 0.030 | 0.030 | 210 | 335 | 25 | |||||||
| L245 | 0.26 | 1.20 | 0.030 | 0.030 | 245 | 415 | 21 | |||||||
| L290 | 0.26 | 1.30 | 0.030 | 0.030 | 290 | 415 | 21 | |||||||
| L320 | 0.26 | 1.40 | 0.030 | 0.030 | 320 | 435 | 20 | |||||||
| L360 | 0.26 | 1.40 | 0.030 | 0.030 | 360 | 460 | 19 | |||||||
| L390 | 0.26 | 1.40 | 0.030 | 0.030 | 390 | 390 | 18 | |||||||
| L415 | 0.26 | 1.40 | 0.030 | 0.030 | 415 | 520 | 17 | |||||||
| L450 | 0.26 | 1.45 | 0.030 | 0.030 | 450 | 535 | 17 | |||||||
| L485 | 0.26 | 1.65 | 0.030 | 0.030 | 485 | 570 | 16 | |||||||
| API 5L (PSL 1) | A25 | 0.21 | 0.60 | 0.030 | 0.030 |
| Ga ƙarfe mai daraja B, Nb+V ≤ 0.03%; ga ƙarfe mai daraja ≥ B, ƙara Nb ko V ko haɗinsu na zaɓi, da Nb+V+Ti ≤ 0.15% | 172 |
| 310 |
| (L0=50.8mm) da za a ƙididdige bisa ga dabarar da ke ƙasa:e=1944·A0 .2/U0 .0 A:Yankin samfurin a cikin mm2 U: Ƙarfin da aka ƙayyade kaɗan a cikin Mpa | Babu ko ɗaya ko duka biyun makamashin tasiri da yankin yankewa da ake buƙata a matsayin ma'aunin tauri. | |
| A | 0.22 | 0.90 | 0.030 | 0.030 |
| 207 | 331 | |||||||
| B | 0.26 | 1.20 | 0.030 | 0.030 |
| 241 | 414 | |||||||
| X42 | 0.26 | 1.30 | 0.030 | 0.030 |
| 290 | 414 | |||||||
| X46 | 0.26 | 1.40 | 0.030 | 0.030 |
| 317 | 434 | |||||||
| X52 | 0.26 | 1.40 | 0.030 | 0.030 |
| 359 | 455 | |||||||
| X56 | 0.26 | 1.40 | 0.030 | 0.030 |
| 386 | 490 | |||||||
| X60 | 0.26 | 1.40 | 0.030 | 0.030 |
| 414 | 517 | |||||||
| X65 | 0.26 | 1.45 | 0.030 | 0.030 |
| 448 | 531 | |||||||
| X70 | 0.26 | 1.65 | 0.030 | 0.030 |
| 483 | 565 | |||||||
Ɗaya daga cikin manyan fa'idodin bututun da ke da ramuka a cikin ginin shine kyakkyawan juriyar tsatsa. Idan aka binne bututun iskar gas a ƙarƙashin ƙasa, ana fallasa su ga danshi, sinadarai na ƙasa da sauran abubuwan da ke lalata iska. An ƙera bututun baka na karkace da ke ƙarƙashin ruwa musamman don jure waɗannan mawuyacin yanayi na ƙarƙashin ƙasa, wanda ke tabbatar da dorewar bututun iskar gas na halitta da amincinsa.
Baya ga juriyar tsatsa,bututun tsarin da ke da ramisuna ba da ƙarfi da kwanciyar hankali mai kyau, wanda hakan ya sa suka dace da shigarwa a ƙarƙashin ƙasa. Tsarin waɗannan bututun yana ba da kyakkyawan ƙarfin ɗaukar kaya, yana ba su damar jure nauyin ƙasa da sauran ƙarfin waje ba tare da lalata amincin tsarin su ba. Wannan yana da mahimmanci musamman a yankunan da ke da ƙalubalen ilimin ƙasa, inda bututun dole ne su iya jure motsi da zama a ƙasa.
Bugu da ƙari, an san bututun tsarin sassan da ba su da ramuka saboda sauƙin amfani da su da kuma ingancinsu. Suna zuwa da girma dabam-dabam da kauri kuma ana iya keɓance su don biyan takamaiman buƙatun ayyukan bututun iskar gas na ƙarƙashin ƙasa. Wannan kuma yana rage buƙatar ƙarin kayan aiki da walda, wanda ke haifar da shigarwa cikin sauri da ƙarancin farashi gabaɗaya. Yanayin sauƙi na waɗannan bututun kuma yana sa jigilar kaya da sarrafawa ya fi inganci, wanda ke ƙara ba da gudummawa ga tanadin kuɗi.
Idan ana maganar aminci da inganci,Layukan iskar gas na ƙasaZaɓar kayan aiki yana da matuƙar muhimmanci. Bututun tsarin da ke da ramuka, musamman bututun baka masu karkace a ƙarƙashin ruwa, suna haɗa ƙarfi, juriya, juriyar tsatsa da kuma inganci wajen rage farashi, wanda hakan ya sa suka dace da watsa iskar gas ta ƙarƙashin ƙasa. Ta hanyar saka hannun jari a cikin bututun mai inganci waɗanda aka tsara musamman don wuraren aiki na ƙarƙashin ƙasa, kamfanonin iskar gas za su iya tabbatar da aminci da tsawon rai na kayayyakin more rayuwa yayin da suke rage farashin gyara da gyara a cikin dogon lokaci.
A taƙaice, bututun gini masu ramuka suna taka muhimmiyar rawa wajen gina layukan iskar gas na ƙarƙashin ƙasa. Mafi kyawun juriyarsa ga tsatsa, ƙarfi mai kyau da kuma inganci mai kyau ya sanya shi zama zaɓi na farko ga ayyukan sufuri na iskar gas. Ta hanyar zaɓar kayan da suka dace don wuraren aiki na ƙarƙashin ƙasa, kamfanonin iskar gas za su iya kiyaye aminci da amincin kayayyakin more rayuwa, wanda a ƙarshe zai taimaka wajen isar da iskar gas ga masu amfani da ita yadda ya kamata.







