M-sashi bututun abubuwa don layin gas na duniya
Karkace cikin iskaƙwayar irin 'yan itacesana amfani da su sosai a cikin gina layin gas na halitta saboda tsarin masana'antu na musamman. An kafa bututun da ke haifar da coils na zafi a cikin siffar karfe cikin karkace sannan kuma a welding su ta amfani da tsarin walc mai zurfi. Wannan yana samar da babban ƙarfi-kamshi mai nutsuwa da iska mai ƙarfi tare da kauri mai kyau da kuma kyakkyawan daidaitaccen yanayi, yana sa su zama na bada gaskiya ga hanyar sufuri ta karkashin kasa.
Tebur 2 Babban Jiki da Kayayyakin Kayan M Karfe (GB / T301-2008, GB / T971110 | ||||||||||||||
Na misali | Karfe sa | Kayan sunadarai (%) | Irisasa | Charpy (viotch) gwajin tasiri | ||||||||||
c | Mn | p | s | Si | Wani dabam | Yawan amfanin ƙasa (MPa) | Tenerile ƙarfi (MPa) | (L0 = 5.65 √ S0) Min mai shimfiɗa kudi (%) | ||||||
max | max | max | max | max | min | max | min | max | D ≤ 168.33mm | D> 168.3mm | ||||
GB / t3091 -2008 | Q215A | ≤ 0.15 | 0.25 <1.20 | 0.045 | 0.050 | 0.35 | Dingara NB \ v \ Ti daidai da GB / T1591-94 | 215 |
| 335 |
| 15 | > 31 |
|
Q215B | ≤ 0.15 | 0.25-0.55-0.55 | 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 / T97110-2011 (PSL1) | L175 | 0.21 | 0.60 | 0.030 | 0.030 |
| Zabi na daya daga cikin NB \ v \ ti abubuwan ko kowane hade daga gare su | 175 |
| 310 |
| 27 | Daya ko biyu na m index makamashin kuzari da filin tiyata na iya zaba. Don L555, duba Standard. | |
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 |
| Don daraja b Karfe, NB + V ≤ 0.03%; | 172 |
| 310 |
| (L0 = 50.8mm) za a lissafa bisa ga wannan tsari: E = 1944 · A0 .2 / U0 | Babu ko kowane ko duk ko kuma duk wani yanki na tasirin da aka buƙata azaman sahihancin ra'ayi. | |
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 |
Daya daga cikin manyan fa'idodi na bututun-bututu mai tsari shine kyakkyawan lalata juriya. A lokacin da aka binne karkashin kasa, kayan gas na halitta an fallasa su danshi, sunadarai ƙasa da sauran abubuwan lalata. Karkace ya mamaye baka na baka musamman don yin tsayayya da wannan yanayin matsanancin ƙasa, tabbatar da tsawon rai da amincin gas.
Baya ga juriya na lalata,ANTAN-SAI KYAUTABayar da karfi da kwanciyar hankali, sanya su ya dace da shi na karkashin kasa. A jerin gwanaye na waɗannan bututun suna ba da kyakkyawar damar ɗaukar nauyi, yana ba su damar yin tsayayya da tsarin rayuwar su. Wannan yana da mahimmanci musamman a yankuna masu wahala, inda bututun mai dole ne ya iya jure motsi da sulhu.


Bugu da kari, an san m ɓangaren bututun bututun su don amfanin su da tasiri. Suna zuwa cikin kewayon girma da kuma ƙwaƙwalwa da kuma za a iya tsara su sadu da takamaiman bukatun na ayyukan ɓoyayyun ayyukan da ke karkashin ƙasa. Wannan kuma bangaren yana rage buƙatar ƙarin kayan haɗi da waldi, yana haifar da shigarwa da sauri da ƙananan farashi na gaba ɗaya. Yanayin wannan bututun kuma yana sanya sufuri da kuma ɗaukar mafi inganci, ƙarin gudummawa don biyan tanadi.
Idan ya zo ga aminci da ingancinlayin gas na zahiri, zaɓi na kayan yana da mahimmanci. Abubuwan da ke cikin bututun-sashi, musamman musamman karkara mai zurfi a baka, eritenarfafa hade da karfin hali da tsada, yana sa su zama masu tsada na karkashin kasa. Ta hanyar saka hannun jari a cikin manyan bututun mai da aka tsara musamman ga wuraren ƙarƙashin ƙasa, kamfanonin Gas na iya tabbatar da amincin da ke kan ragi a cikin dogon lokaci.
A taƙaice, bututun giciye-sashi-magudin bututu suna taka muhimmiyar rawa wajen gina layin gas na karkashin kasa. Matsakaicin lalata juriya, ƙarfi da tasiri mai tsada ya sa ya zama zaɓin farko don ayyukan sufuri na na asali. Ta hanyar zabar kayan da ya dace don wuraren da ke ƙasa, kamfanonin Gas na iya tabbatar da amincin da amincinsu, a ƙarshe taimaka wajen sadar da gas sosai ga masu amfani.
