Layukan Gas na Karkashin Kasa – Bututun Karfe na X65 SSAW
Bututun da aka yi da roba mai kauri a ƙarƙashin ruwa muhimmin bangare ne na injiniyan samar da ruwa, masana'antar sinadarai ta man fetur, masana'antar sinadarai, masana'antar wutar lantarki, ban ruwa na noma, da kuma ginin birane. Amfani da shi da kuma amincinsa sun sanya shi daya daga cikin muhimman kayayyaki ashirin da aka bunkasa a kasarmu, wanda hakan ke nuna muhimmancinsa da tasirinsa ga masana'antu daban-daban.
SSAW bututun ƙarfeAn ƙera shi musamman don jigilar ruwa kuma ya dace da tsarin samar da ruwa da magudanar ruwa. Tsarinsa mai ƙarfi ya sa ya zama mafi dacewa don tabbatar da ingantaccen canja wurin ruwa mai inganci. Bugu da ƙari, ya kuma dace da jigilar iskar gas kamar iskar kwal, tururi, da iskar gas mai ruwa. Ƙarfinsa mai ƙarfi da juriyar tsatsa yana tabbatar da isar da iskar gas mai aminci da inganci kuma yana cika ƙa'idodin tsarin isar da iskar gas.
| 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 aikace-aikacen bututun ƙarfe masu walda mai siffar zobe mai zurfi shineLayin iskar gas na karkashin kasaTare da inganci da aiki mai kyau, ita ce zaɓi na farko don gina hanyoyin sufuri na iskar gas masu inganci da aminci.
Bututun layi na X65 SSAWAn ƙera shi ne daga kayan aiki masu inganci wanda ke tabbatar da ƙarfi da juriya. Wannan ya sa ya dace da aikace-aikacen da ke buƙatar matsin lamba mai yawa da juriya ga abubuwan muhalli. Dacewar sa ga shigarwar ƙarƙashin ƙasa ya ƙara nuna ƙarfin ƙira da ikonsa na jure wa yanayi masu ƙalubale, wanda hakan ya sa ya zama mafita mafi dacewa ga ayyukan bututun iskar gas na ƙarƙashin ƙasa.
A matsayin samfuri mai inganci kuma tabbatacce, bututun ƙarfe masu ƙwanƙwasa masu siffar zobe a ƙarƙashin ruwa ana amfani da su sosai a masana'antu da ayyukan ababen more rayuwa saboda ingantaccen aiki, dorewa da amincinsu. Gina shi mai inganci ya sa ya zama zaɓi na farko ga tsarin jigilar ruwa da iskar gas, musamman a layin iskar gas na ƙarƙashin ƙasa inda aminci da inganci suke da mahimmanci.
A taƙaice, bututun ƙarfe mai walƙiya mai siffar karkace mai siffar karkace kyakkyawan samfuri ne wanda aka ƙera don biyan buƙatun tsarin isar da ruwa da iskar gas daban-daban. Saboda sauƙin amfani da amincinsa, ya zama babban ɓangare a cikin masana'antu da ayyukan ababen more rayuwa daban-daban, musamman layin iskar gas na ƙarƙashin ƙasa. Ingancinsa da aikinsa na musamman sun sanya shi babban kadara wajen tabbatar da ingantacciyar hanyar sadarwa ta jigilar iskar gas. Ka amince da aminci da aikin bututun ƙarfe mai walƙiya mai siffar karkace mai siffar karkace don duk buƙatun jigilar ruwa da iskar gas.








